Lobelia cardinalis Linnaeus var. phyllostachya (Engelmann) McVaugh. Southwestern Cardinal-flower. Hab: Creek-banks, other moist situations. Dist: W. MO, s. NE, s. CO, s. UT and c. CA south to SON, TAB, and Honduras.
Origin/Endemic status: Native
Synonymy: = Lobelia cardinalis L. ssp. graminea (Lam.) McVaugh var. phyllostachys (Engelm.) McVaugh – GrPl, Tx, Bowden (1982), McVaugh (1940a) in Woodson & Schery (1940); = Lobelia splendens Willd. – F, McVaugh (1936a); = n/a – C; < Lobelia cardinalis L. – Ar, K3, K4, Mex, Mo2, NcTx
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