Flora of the Southeastern United States
2022 Edition


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Houstonia longifolia Gaertner var. longifolia . Northern Longleaf Bluet. Phen: (Apr-) Jun-Jul (-Sep). Hab: Dry sandy or rocky habitats. Dist: New England and maritime Canada west to MN and SK, south to n. NJ, PA, n. IN, n. IL.

Origin/Endemic status: Native

Syn: = Terrell (1959); = Houstonia longifolia – Terrell (1996); < Hedyotis longifolia – C, Rogers (1987); < Houstonia longifolia – F, G, GrPl, Il, K1, K3, K4, Mi, NE, NY; < Houstonia longifolia var. longifolia – Terrell (1991)

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image of plant© jim_keesling, some rights reserved (CC BY-NC), uploaded by jim_keesling source CC-BY-NC, permission granted to NCBG