Ruellia metziae Tharp. Metz's Wild-petunia. Phen: Apr-Jul. Hab: Open areas over calcareous gravels and calcareous woodlands. Dist: Endemic to c. Texas.
Origin/Endemic status: Native
Syn: = K3, K4, NcTx; = Ruellia metzae – Tx, Turner (1991), orthographic variant
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