OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Juncus roemerianus   FAMILY Juncaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Juncus roemerianus   FAMILY Juncaceae

SYNONYMOUS WITH Flora of North America

Juncus roemerianus

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 040-01-004:

Juncus roemerianus   FAMILY Juncaceae

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

Juncus roemerianus

 

COMMON NAME:
Black Needle Rush


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

image of Juncus roemerianus, Black Needle Rush

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_juro_001_lvd

        

image of Juncus roemerianus, Black Needle Rush

JK Marlow    jkm100508_018

May    Charleston County    SC

Drayton Hall

Leaves terete, stiff, and pungent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Juncus roemerianus, Black Needle Rush

JK Marlow    jkm100508_020

May    Charleston County    SC

Drayton Hall

Terminal leaf (which is sharply pointed) makes inflorescence appear lateral, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Juncus roemerianus   FAMILY Juncaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Juncus roemerianus   FAMILY Juncaceae

SYNONYMOUS WITH Flora of North America
Juncus roemerianus

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 040-01-004:
Juncus roemerianus   FAMILY Juncaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Juncus roemerianus

 

Find by SCIENTIFIC NAME:

3100

Grass, Sedge, or Rush
Perennial

Habitat: Coastal tidal marshes, forming dense stands at and above mean high tide, above the Spartina alterniflora (Sporobolus alterniflorus) zone, per Weakley's Flora

Native to the Carolinas & Georgia

Common in Coastal Plain

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

LEAVES:
Simple
Basal (1-3)

RHIZOMES? STOLONS?
Rhizomes long, thick, scaly

FLOWER:
Winter/Spring/Summer
Tepals tan
Radially symmetrical
6 tepals in two whorls of 3
Superior ovary
Bisexual

Inflorescence appears lateral, its erect bract resembling a continuation of culm

FRUIT:
Spring/Summer/Fall
Capsule

 

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



 


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