OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Gentianales

WEAKLEY'S FLORA (10/20/20):
Houstonia tenuifolia   FAMILY Rubiaceae


INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Houstonia longifolia   FAMILY Rubiaceae

SYNONYMOUS WITH Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Hedyotis nuttalliana

INCLUDED WITHIN The Genera of Cinchonoideae (Rubiaceae) in the southeastern US (Rogers, 1987)
Hedyotis longifolia

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 173-08-007:
Houstonia tenuifolia   FAMILY Rubiaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Houstonia tenuifolia

 

COMMON NAME:
Narrowleaf Bluet, Diffuse-branched Bluet


         To see larger pictures, click or hover over the thumbnails.

image of Houstonia tenuifolia, Narrowleaf Bluet, Diffuse-branched Bluet

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hote3_001_lvd

        

 

WEAKLEY'S FLORA (10/20/20):
Houstonia tenuifolia   FAMILY Rubiaceae

INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Houstonia longifolia   FAMILY Rubiaceae

SYNONYMOUS WITH Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Hedyotis nuttalliana

INCLUDED WITHIN The Genera of Cinchonoideae (Rubiaceae) in the southeastern US (Rogers, 1987)
Hedyotis longifolia

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 173-08-007:
Houstonia tenuifolia   FAMILY Rubiaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Houstonia tenuifolia

 

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2022

Forb
Perennial

Native to the Carolinas & Georgia

Documented growing wild in GA NC SC

Uncommon (rare in Coastal Plain)

Look for it usually in dry woodlands, often rocky (esp mafic rocks) or sandy, per Weakley's Flora

map
Click here to see a more detailed map from University of North Carolina at Chapel Hill Herbarium,

or click here to see a map from SERNEC, a consortium of southeastern herbaria.

 

partial shade ...Dry

LEAVES:
Simple
Opposite (basal leaves absent or withered at flowering)
Margins entire

FLOWER:
Spring/Summer
Lavender/White
Bisexual
Radially symmetrical
4 sepals
4-lobed funnelform corolla
4 included stamens

FRUIT:
Summer/Fall
Capsule

 

TO LEARN MORE about this plant, look it up in a good book!



 


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