in bloom.
21 April 2017
Knowles Marsh 1
Central Tract
Patuxent Research Refuge
Prince George's County
Laurel Quad
9518
ID Note: Plant caulescent; leaves alternate; flowers yellow; petals about 8 or 9 mm long; plant pubescent, but not evenly strigose.
Verified by Guy Nesom via Alan Weakley. This is a new Maryland Record.
Not sure of species at this stage.
Bottom leaf surface sparsely pubescent at 10x magnification