Flora of the Southeastern United States
2022 Edition


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Houstonia longifolia Gaertner var. glabra Terrell. Granite Dome Bluet. Phen: Jun-Aug; Sep-Oct. Hab: Seasonally and periodically wet soils of shallow soil mats and crevices of granitic domes. Dist: Var. glabra is endemic to the granitic dome district centered around Highlands, NC, occurring in sw. NC, nw. SC, and ne. GA

Origin/Endemic status: Endemic

Syn: = Terrell (1959); = Houstonia longifolia – Terrell (1996); < Houstonia longifolia – K1, K3, K4, RAB, S, W

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image of plant© Alan M. Cressler [image randomly selected]