{"id":28,"date":"2016-01-26T18:58:19","date_gmt":"2016-01-27T01:58:19","guid":{"rendered":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/?page_id=28"},"modified":"2020-05-12T19:48:29","modified_gmt":"2020-05-13T01:48:29","slug":"lab-03-origin-of-land-plants","status":"publish","type":"page","link":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/?page_id=28","title":{"rendered":"Lab 03 Origin of Land Plants"},"content":{"rendered":"<p>&nbsp;<\/p>\n<div id=\"attachment_242\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4164-L4-23.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-242\" class=\"size-medium wp-image-242\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4164-L4-23-300x200.jpg\" alt=\"Sawdonia ornata, note prominent spines from Gaspe, Peninsula. Age Upper Silurian to Lower Carboniferous.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4164-L4-23-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4164-L4-23-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4164-L4-23-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-242\" class=\"wp-caption-text\">L4-23: Sawdonia ornata, note prominent spines. From Gaspe, Peninsula. Age Upper Silurian to Lower Carboniferous.<\/p><\/div>\n<div id=\"attachment_241\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4168-L4-24.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-241\" class=\"size-medium wp-image-241\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4168-L4-24-300x200.jpg\" alt=\"Sawdonia acanthotheca from Dalhousie, N.B. Age L. Devonian\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4168-L4-24-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4168-L4-24-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4168-L4-24-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-241\" class=\"wp-caption-text\">L4-24: Sawdonia acanthotheca from Dalhousie, N.B. Age L. Devonian<\/p><\/div>\n<div id=\"attachment_240\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4169-L4-25.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-240\" class=\"size-medium wp-image-240\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4169-L4-25-300x200.jpg\" alt=\"Sawdonia ornata, embeded in resin. From Gaspe Quebec. Upper Silurian to Lower Carboniferous.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4169-L4-25-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4169-L4-25-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4169-L4-25-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-240\" class=\"wp-caption-text\">L4-25: Sawdonia ornata, embeded in resin. From Gaspe Quebec. Upper Silurian to Lower Carboniferous.<\/p><\/div>\n<p>&nbsp;<\/p>\n<div id=\"attachment_238\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4178-L4-27.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-238\" class=\"size-medium wp-image-238\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4178-L4-27-300x200.jpg\" alt=\"Psilophyton dawsonii from Gaspe, Quebec.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4178-L4-27-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4178-L4-27-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4178-L4-27-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-238\" class=\"wp-caption-text\">L4-27: Psilophyton dawsonii from Gaspe, Quebec. S5713.<\/p><\/div>\n<div id=\"attachment_237\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4183-L4-29.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-237\" class=\"size-medium wp-image-237\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4183-L4-29-300x200.jpg\" alt=\"Psilophyton dawsonii from Gaspe, Peninsula. Age Late Emsian (Devonian). Peels\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4183-L4-29-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4183-L4-29-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4183-L4-29-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-237\" class=\"wp-caption-text\">L4-29: Psilophyton dawsonii from Gaspe, Peninsula. Age Late Emsian (Devonian). Peels<\/p><\/div>\n<div id=\"attachment_236\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-41.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-236\" class=\"size-medium wp-image-236\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-41-300x210.jpg\" alt=\"Psilophyton crenulatum from Atholville, N.B. Age: Devonian\" width=\"300\" height=\"210\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-41-300x210.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-41-1024x716.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-41-624x436.jpg 624w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-41.jpg 1181w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-236\" class=\"wp-caption-text\">L4-31-41:Psilophyton crenulatum from Atholville, N.B. Age: Devonian<\/p><\/div>\n<div id=\"attachment_235\" style=\"width: 235px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-44.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-235\" class=\"size-medium wp-image-235\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-44-225x300.jpg\" alt=\"? Psilophyton crenulatum, Atholville, N.B. Age Devonian.\" width=\"225\" height=\"300\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-44-225x300.jpg 225w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-44-766x1024.jpg 766w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-44-624x834.jpg 624w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-44.jpg 884w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a><p id=\"caption-attachment-235\" class=\"wp-caption-text\">L4-44: Psilophyton crenulatum, Atholville, N.B. Age Devonian.<\/p><\/div>\n<hr \/>\n<div id=\"attachment_233\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-45.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-233\" class=\"size-medium wp-image-233\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-45-300x236.jpg\" alt=\"Trimerophyte from Yahatinda Fm, Alberta. Age: Devonian\" width=\"300\" height=\"236\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-45-300x236.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-45-1024x806.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-45-624x491.jpg 624w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/L4-45.jpg 1181w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-233\" class=\"wp-caption-text\">L4-45: Trimerophyte from Yahatinda Fm, Alberta. Age: Devonian<\/p><\/div>\n<div id=\"attachment_232\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/10\/L4-46.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-232\" class=\"size-medium wp-image-232\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/10\/L4-46-300x200.jpg\" alt=\"Psilotum sporangia and spores from greenhouse.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/10\/L4-46-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/10\/L4-46-1024x682.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/10\/L4-46-624x416.jpg 624w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/10\/L4-46.jpg 1249w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-232\" class=\"wp-caption-text\">L4-46: Psilotum sporangia and spores from greenhouse.<\/p><\/div>\n<div id=\"attachment_263\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4204-L5-1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-263\" class=\"size-medium wp-image-263\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4204-L5-1-300x200.jpg\" alt=\"Lycopodites meekii from Mazon Creek, Illinois. Age Middle Pensylvanian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4204-L5-1-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4204-L5-1-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4204-L5-1-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-263\" class=\"wp-caption-text\">L5-1: Lycopodites meekii from Mazon Creek, Illinois. Age Middle Pensylvanian. S5678.\u00a0<\/p><\/div>\n<div id=\"attachment_262\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4206-L5-2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-262\" class=\"size-medium wp-image-262\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4206-L5-2-300x200.jpg\" alt=\"Lycopodites sp. From Mazon Creek, Illinois. Age Middle Pensylvanian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4206-L5-2-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4206-L5-2-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4206-L5-2-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-262\" class=\"wp-caption-text\">L5-2: Lycopodites sp. From Mazon Creek, Illinois. Age Middle Pensylvanian. S5676<\/p><\/div>\n<div id=\"attachment_261\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4208-L5-3.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-261\" class=\"size-medium wp-image-261\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4208-L5-3-300x200.jpg\" alt=\"Lycopodites meekii from Mazon Creek, Illinois. Age Middle Pensylvanian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4208-L5-3-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4208-L5-3-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4208-L5-3-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-261\" class=\"wp-caption-text\">L5-3: Lycopodites meekii from Mazon Creek, Illinois. Age Middle Pensylvanian. S5677.<\/p><\/div>\n<div id=\"attachment_260\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4210-L5-4.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-260\" class=\"size-medium wp-image-260\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4210-L5-4-300x200.jpg\" alt=\"Lycopodites meekii from Mazon Creek, Illinois. Age Middle Pensylvanian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4210-L5-4-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4210-L5-4-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4210-L5-4-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-260\" class=\"wp-caption-text\">L5-4: Lycopodites meekii from Mazon Creek, Illinois. Age Middle Pensylvanian. S5679.<\/p><\/div>\n<div id=\"attachment_259\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4212-L5-6.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-259\" class=\"size-medium wp-image-259\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4212-L5-6-300x200.jpg\" alt=\"Baragwanathia sp. from Yea, Victoria, Australia. Age Late Silurian to Early Devonian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4212-L5-6-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4212-L5-6-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4212-L5-6-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-259\" class=\"wp-caption-text\">L5-6: Baragwanathia sp. from Yea, Victoria, Australia. Age Late Silurian to Early Devonian.<\/p><\/div>\n<div id=\"attachment_258\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4214-L5-9.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-258\" class=\"size-medium wp-image-258\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4214-L5-9-300x200.jpg\" alt=\"Drepanophycus spinaeformis from West of Sundre, AB from the Yahatinda Fm. Age L. Upper Devonian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4214-L5-9-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4214-L5-9-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4214-L5-9-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-258\" class=\"wp-caption-text\">L5-8: Drepanophycus spinaeformis from West of Sundre, AB from the Yahatinda Fm. Age L. Upper Devonian.<\/p><\/div>\n<div id=\"attachment_257\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4216-L5-10.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-257\" class=\"size-medium wp-image-257\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4216-L5-10-300x200.jpg\" alt=\"Drepanophycus spinaeformis from West of Sundre, AB. Yahatinda Fm. Age L.Upper Devonian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4216-L5-10-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4216-L5-10-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4216-L5-10-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-257\" class=\"wp-caption-text\">L5-9: Drepanophycus spinaeformis from West of Sundre, AB. Yahatinda Fm. Age L.Upper Devonian.<\/p><\/div>\n<div id=\"attachment_256\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4220-L5-11.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-256\" class=\"size-medium wp-image-256\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4220-L5-11-300x200.jpg\" alt=\"Colpodexylon from N.Y. Age Upper Devonian. Note spiral arrangement of leaf scars.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4220-L5-11-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4220-L5-11-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4220-L5-11-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-256\" class=\"wp-caption-text\">L5-11: Colpodexylon from N.Y. Age Upper Devonian. Note spiral arrangement of leaf scars.<\/p><\/div>\n<div id=\"attachment_255\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4221-L-5-18.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-255\" class=\"size-medium wp-image-255\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4221-L-5-18-300x200.jpg\" alt=\"Leclercqia complex from N.Y. Age Middle Devonian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4221-L-5-18-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4221-L-5-18-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4221-L-5-18-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-255\" class=\"wp-caption-text\">L5-18: Leclercqia complex from N.Y. Age Middle Devonian.<\/p><\/div>\n<div id=\"attachment_254\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4223-L5-17.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-254\" class=\"size-medium wp-image-254\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4223-L5-17-300x200.jpg\" alt=\"Leclerqia complex from N.Y. Age Middle Devonian. Note branded tips of leaves and spirally arranged leaf scars.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4223-L5-17-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4223-L5-17-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4223-L5-17-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-254\" class=\"wp-caption-text\">L5-17: Leclerqia complex from N.Y. Age Middle Devonian. Note branded tips of leaves and spirally arranged leaf scars.<\/p><\/div>\n<div id=\"attachment_253\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4224-L5-17.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-253\" class=\" wp-image-253\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4224-L5-17-300x200.jpg\" alt=\"Leclercqia complex from N.Y. Age Middle Deconian. Note branched tips of leaves and spirally arranged leaf scars.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4224-L5-17-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4224-L5-17-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4224-L5-17-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-253\" class=\"wp-caption-text\">L5-17: Leclercqia complex from N.Y. Age Middle Deconian.<br \/>Note branched tips of leaves and spirally arranged leaf scars.<\/p><\/div>\n<div id=\"attachment_252\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4225-L5-22.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-252\" class=\"size-medium wp-image-252\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4225-L5-22-300x200.jpg\" alt=\"Valmeyerodendron is and Early Carboniferous arborescent lycopsid.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4225-L5-22-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4225-L5-22-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4225-L5-22-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-252\" class=\"wp-caption-text\">L5-22: Valmeyerodendron is and Early Carboniferous arborescent lycopsid.<\/p><\/div>\n<div id=\"attachment_251\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4227-L5-24.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-251\" class=\"size-medium wp-image-251\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4227-L5-24-300x200.jpg\" alt=\"Valmeyerodendron. Age Early Carboniferous.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4227-L5-24-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4227-L5-24-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4227-L5-24-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-251\" class=\"wp-caption-text\">L5-24: Valmeyerodendron. Age Early Carboniferous.<\/p><\/div>\n<div id=\"attachment_250\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4229-L5-25.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-250\" class=\"size-medium wp-image-250\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4229-L5-25-300x200.jpg\" alt=\"Valmeyerodendron. Age Early Carboniferous.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4229-L5-25-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4229-L5-25-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4229-L5-25-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-250\" class=\"wp-caption-text\">L5-25: Valmeyerodendron. Age Early Carboniferous.<\/p><\/div>\n<div id=\"attachment_248\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4233-L5-26.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-248\" class=\"size-medium wp-image-248\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4233-L5-26-300x200.jpg\" alt=\"Kaulangiophyton, sporangia from New Brunswick. Age Lower Devonian.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4233-L5-26-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4233-L5-26-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4233-L5-26-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-248\" class=\"wp-caption-text\">L5-26: Kaulangiophyton, sporangia from New Brunswick. Age Lower Devonian.<\/p><\/div>\n<div id=\"attachment_247\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4235-L5-27.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-247\" class=\"size-medium wp-image-247\" src=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4235-L5-27-300x200.jpg\" alt=\"Colpodexylon deatsii from N.Y. Age Upper Devonian. Note spiral arrangement of leaf scars.\" width=\"300\" height=\"200\" srcset=\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4235-L5-27-300x200.jpg 300w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4235-L5-27-1024x683.jpg 1024w, https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/12\/IMG_4235-L5-27-624x416.jpg 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-247\" class=\"wp-caption-text\">L5-27: Colpodexylon deatsii from N.Y. Age Upper Devonian. Note spiral arrangement of leaf scars.<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp;<\/p>\n","protected":false},"author":1614,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-28","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=\/wp\/v2\/pages\/28","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=\/wp\/v2\/users\/1614"}],"replies":[{"embeddable":true,"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=28"}],"version-history":[{"count":12,"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=\/wp\/v2\/pages\/28\/revisions"}],"predecessor-version":[{"id":1473,"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=\/wp\/v2\/pages\/28\/revisions\/1473"}],"wp:attachment":[{"href":"https:\/\/grad.biology.ualberta.ca\/paleobotany\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}