Penstemon cobaea Nuttall var. cobaea . Showy Beardtongue, Large Beardtongue, Cobaea Penstemon. Phen: Apr-Jun. Hab: Limestone prairies and woodlands, sandy woodlands. Dist: IA and NE south to AR and TX.
Origin/Endemic status: Native
Synonymy: = FNA17; < Penstemon cobaea Nutt. – Ar, C, F, GrPl, Il, K3, K4, NcTx, Tx
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