Flora of the Southeastern United States
2022 Edition

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RUBIACEAE

Houstonia pusilla Schöpf. Tiny Bluet. Phen: Mar-Apr. Hab: Woodlands, prairies, lawns, cemeteries, and other disturbed sites. Dist: MD south to Panhandle FL, west to TX, and inland from IL west to NE, south to TN and TX. The natural habitats and original distribution of this species are obscure.

Origin/Endemic status: Native

Syn: = Ar, Fl5, G, K1, K3, K4, Mo3, NcTx, NY, RAB, Tn, Va, W, WH3, Terrell (1991), Terrell (1996); = Hedyotis crassifolia – C, GrPl, GW2, Tx; = Houstonia minima – S; = Houstonia patens – F; < Hedyotis caerulea – Rogers (1987); > Houstonia crassifolia – Il; < Houstonia pusilla – S; > Houstonia pusilla – Il

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image of plant© Keith Bradley [image randomly selected]
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