OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA (10/20/20):
Houstonia longifolia var. compacta   FAMILY Rubiaceae   NEW! Click to go to FSUS key


INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Houstonia longifolia   FAMILY Rubiaceae

INCLUDED WITHIN Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Hedyotis longifolia

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 173-08-006?:
Houstonia longifolia   FAMILY Rubiaceae

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Houstonia longifolia

 

COMMON NAME:
Eastern Longleaf Bluet


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

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_holo_001_lvd

        

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

JK Marlow    jkm210507_9990

May    Greenville County    SC

Blackwell Heritage Preserve

Stems densely cinereous-puberulent, per Weakley's Flora (2020).

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

JK Marlow    jkm210507_9991

May    Greenville County    SC

Blackwell Heritage Preserve

The calyx is green with 4 linear-lance-shaped lobes, per Wildflowers of the Atlantic Southeast.

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

JK Marlow    jkm210507_9995

May    Greenville County    SC

Blackwell Heritage Preserve

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

JK Marlow    jkm210507_9996

May    Greenville County    SC

Blackwell Heritage Preserve

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

Roxanna Martin    rlm52111_317

May    Spartanburg County    SC

Flowers funnel-shaped with 4 flaring lobes, at the ends of branches, per Newcomb's Wildflower Guide.

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

Roxanna Martin    rlm52111_320

May    Spartanburg County    SC

Leaves 1.5-6.0mm wide, 4-11x long as wide. Stems densely cinereous-puberulent, per Weakley's Flora.

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

Roxanna Martin    rlm52111_323

May    Spartanburg County    SC

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

Roxanna Martin    rlm5711_292

May    Spartanburg County    SC

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

Roxanna Martin    rlm7210_207

July    Spartanburg County    SC

Calyx lobes exceed capsule, per Vascular Flora of the Carolinas.

image of Houstonia longifolia var. compacta, Eastern Longleaf Bluet

Richard and Teresa Ware    rtw_h_longifolia_com

July        

 

WEAKLEY'S FLORA (10/20/20):
Houstonia longifolia var. compacta   FAMILY Rubiaceae

INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Houstonia longifolia   FAMILY Rubiaceae

INCLUDED WITHIN Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Hedyotis longifolia

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 173-08-006?:
Houstonia longifolia   FAMILY Rubiaceae

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Houstonia longifolia

 

Find by SCIENTIFIC NAME:

697

Forb
Perennial

Native to the Carolinas & Georgia

Uncommon in NC Mountains & Piedmont, rare elsewhere in GA-NC-SC

Habitat: Dry rock outcrops and adjacent open woodlands, longleaf pine sandhills, dry sandy woodlands, dry roadbanks, glades and barrens, per Weakley's Flora

map
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

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

FLOWER:
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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