Polystichum acrostichoides
Polystichum acrostichoides, known as Christmas fern, is native to eastern North America. It is...
Read MorePosted by Jose A. Campos | Jan 22, 2015 | Ferns, Observations
Polystichum acrostichoides, known as Christmas fern, is native to eastern North America. It is...
Read MorePosted by Jose A. Campos | Jan 22, 2015 | Lycophytes
Diphasiastrum digitatum is an endemic in eastern North America. It can be found in coniferous and...
Read MorePosted by Jose A. Campos | Jan 19, 2015 | Ferns, Observations
Photos taken in Williamsburg County, Virginia, USA.
Read MoreOnce more unto the breach, dear friends: Resolving the origins & relationships of the Pellaea wrightiana hybrid complex (new #AJB reseach by Michael Windham, Layne Huiet, Jordan Metzgar, Tom Ranker, George Yatskievych et al) https://bsapubs.onlinelibrary.wiley.com/doi/10.1002/ajb2.1850 #botany #ferns @wileyplantsci
A great day doing a comprehensive Asplenium septentrionale count together with @NatResWales staff. Some positive site actions have already been done, and a good discussion on a management plan to look after this very special site. @FernBPS @fossilplants #FernFriday @cofnod
3Uptake of Cu, Hg, and As in wild vegetation, associated to surface water in the Copiapó valley, before the 2015 alluvium http://dlvr.it/SQlttJ
Based on an estimate of 51 families worldwide. Total number of families on this website = 50.
Based on an estimate of 337 genera worldwide. Total number of genera on this website = 282.
Based on an estimate of 11,916 species worldwide. Total number of species on this website = 1468.