OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Cyperus lancastriensis   FAMILY Cyperaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Cyperus lancastriensis   FAMILY Cyperaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Cyperus lancastriensis

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 23 (2002)

Cyperus lancastriensis

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-031:

Cyperus lancastriensis   FAMILY Cyperaceae

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

Cyperus lancastriensis

 

COMMON NAME:
Many-flowered Flatsedge, Porter’s Flatsedge


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

image of Cyperus lancastriensis, Many-flowered Flatsedge, Porter’s Flatsedge

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_cyla3_001_lvd

        

image of Cyperus lancastriensis, Many-flowered Flatsedge, Porter’s Flatsedge

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_cyla3_003_lvd

        

image of Cyperus lancastriensis, Many-flowered Flatsedge, Porter’s Flatsedge

JK Marlow    jkm210813_2728

August    Greenville County    SC

Blackwell Heritage Preserve

Leaves and inf. bracts mostly >10mm wide. Spikes dense; spikelets subterete, per Weakley's Flora (2020).

image of Cyperus lancastriensis, Many-flowered Flatsedge, Porter’s Flatsedge

JK Marlow    jkm210813_2732

August    Greenville County    SC

Blackwell Heritage Preserve

Short rhizomes scarcely visible between culm bases. Culms basally cormlike, per Flora of North America.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Cyperus lancastriensis   FAMILY Cyperaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Cyperus lancastriensis   FAMILY Cyperaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Cyperus lancastriensis

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 23
Cyperus lancastriensis

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-031:
Cyperus lancastriensis   FAMILY Cyperaceae

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

 

Find by SCIENTIFIC NAME:

4031

Grass, Sedge, or Rush
Perennial

Habitat: Dry woodlands, forests, and fields, per Weakley's Flora

Native to the Carolinas & Georgia

Common in NC Piedmont, uncommon to rare elsewhere in GA-NC-SC

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

LEAVES:
Simple

RHIZOMES? STOLONS?
Cespitose [growing in dense tufts, clumping], with inconspicuous short rhizomes

FLOWER:
Summer/Fall
Superior ovary
Bisexual

FRUIT:
Summer/Fall
Nutlet

 

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



 


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