Taxa Count: 9

RUBIACEAE

Hedyotis nigricans

Hedyotis nigricans var. austrotexana

Hedyotis nigricans var. nigricans

Hedyotis nigricans var. papillacea

Hedyotis nigricans var. rigidiuscula

Houstonia angustifolia

Houstonia nigricans

Stenaria nigricans

Stenaria nigricans var. nigricans