Taxa Count: 14

RUBIACEAE

Hedyotis angulata

Hedyotis nigricans

Hedyotis nigricans var. austrotexana

Hedyotis nigricans var. nigricans

Hedyotis nigricans var. papillacea

Hedyotis nigricans var. rigidiuscula

Houstonia angustifolia

Houstonia nigricans

Houstonia rupicola

Stenaria mullerae var. mullerae

Stenaria mullerae var. pooleana

Stenaria nigricans

Stenaria nigricans var. floridana

Stenaria nigricans var. nigricans