Ptychostomum knowltonii (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ptychostomum knowltonii" in English language version.

refsWebsite

Global rank English rank

1,611^th place

1,593^rd place

732^nd place

800^th place

efloras.org (Global: 732^nd place; English: 800^th place)

Spence, John R. "Ptychostomum knowltonii". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). New York and Oxford: Oxford University Press. Retrieved 15 July 2024 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.