Greater Marsh St. Johnswort Hypericum walteri J.G. Gmelin    Synonyms: Triadenum walteri.
Kingdom Plantae   >   Division Tracheophyta   >   Class Magnoliopsida   >   Order Theales   >   Family Hypericaceae   >   Genus Hypericum   

[View seasonality details]
GAALWAFRCLMOHOBABCHA CEPG AA CV CHSMKE QACN TADOWI SOWO
The flower of a Greater Marsh St. Johnswort in Anne Arundel Co., Maryland (8/2/2014). Photo by Jim Brighton. (MBP list)

Greater Marsh St. Johnswort in Anne Arundel Co., Maryland (8/2/2014). Photo by Jim Brighton. (MBP list)

Greater Marsh St. Johnswort (past) in Anne Arundel Co., Maryland (9/30/2017). Identified by Jim Brighton. Photo by Bill Hubick. (MBP list)

Greater Marsh St. Johnswort in Wicomico Co., Maryland (9/12/2017). Photo by Wayne Longbottom. (MBP list)


View All Images

Use of images featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

View Bibliography