Flora of the Southeastern United States
2022 Edition


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Thamnosma texana (A. Gray) Torrey var. texana . Texas Desert-rue. Phen: Feb-Apr (-Nov). Hab: Rocky slopes and grasslands on limestone. Dist: N. TX, c. CO and n. NM south to s. TX and Mexico.

Origin/Endemic status: Native

Syn: = K4, Woodruff (2020); < Thamnosa texana – GrPl, orthographic error; < Thamnosma texana – K3, Tx; < Thamnosma texanum – NcTx, orthographic variant

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