Hypericum gymnanthum
Clusiaceae
opposite
sessile, clasping
entire
simple
lanceolate, cordate, deltoid, ovate
forb
yellow
5
June - September
0.1 - 0.9
No
Unarmed
native
perennial
Warm season
FACW
5
May be distinguished by its small 4 petaled flowers, clasping leaves that are spreading and not ascending, and its stems which are usually not branched. The Hypericums have punctate or gland-dotted leaves that are opaque if held up to the light. 5-7 prominent nerves in clasping leaves. Single stem, dichotomously branched inflorescence with no leaves. Plants woody.
Seed germination is improved by cold/moist stratification (Steffen 1997).
Found in sandy soils in barrens, low ground, and coastal prairies mostly throughout Louisiana and south-central and southeast Texas.
Bogs, savannas, in sandy soils in barrens or low ground.