Discussion on classification in Rhodora

Licence: 
Creative Commons Licence
Description: 

Full citation below:

Fernald, Merritt Lyndon & Bernice G. Schubert. “Studies of American Types in British Herbaria.” Rhodora. Vol. 50. p.229. New England Botanical Club. Cambridge, MA. 1948.

Photographer: Fernald, Merritt Lyndon & Bernice G. Schubert. “Studies of American Types in British Herbaria.” Rhodora. Vol. 50.... Publisher: Hamilton, Hayley.

Creator: 
Fernald, Merritt Lyndon & Bernice G. Schubert. “Studies of American Types in British Herbaria.” Rhodora. Vol. 50...
Taxonomic name: 
Cirsium carolinianum (Taxonomy)
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith