OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Houstonia tenuifolia   FAMILY Rubiaceae   Go to FSUS key



INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Houstonia longifolia   FAMILY Rubiaceae

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Houstonia longifolia

INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)

Houstonia longifolia

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

SYNONYMOUS WITH -

Houstonia longifolia var. 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 OF THE SOUTHEASTERN US (4/14/23):
Houstonia tenuifolia   FAMILY Rubiaceae

INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Houstonia longifolia   FAMILY Rubiaceae

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Houstonia longifolia

INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)
Houstonia longifolia

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

SYNONYMOUS WITH -
Houstonia longifolia var. tenuifolia

 

Find by SCIENTIFIC NAME:

2022

Forb
Perennial

Habitat: Usually in dry woodlands, often rocky (especially mafic rocks) or sandy, per Weakley's Flora

Native to the Carolinas & Georgia

Uncommon

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

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

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

FRUIT:
Summer/Fall
Capsule

 

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



 


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