OF THE CAROLINAS & GEORGIA

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

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



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Cyperus granitophilus   FAMILY Cyperaceae

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

Cyperus granitophilus

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-011:

Cyperus aristatus   FAMILY Cyperaceae

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

Cyperus inflexus

 

COMMON NAME:
Granite Flatsedge


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

image of Cyperus granitophilus, Granite Flatsedge

Keith Bradley    kab_c_granitophilus_2478

September    Lancaster County    SC

Forty Acre Rock Heritage Preserve

image of Cyperus granitophilus, Granite Flatsedge

Keith Bradley    kab_c_granitophilus_2478b

September    Lancaster County    SC

Forty Acre Rock Heritage Preserve

Leaf blades strongly keeled, sheaths reddish, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Cyperus granitophilus, Granite Flatsedge

Keith Bradley    kab_c_granitophilus_2478c

September    Lancaster County    SC

Forty Acre Rock Heritage Preserve

Spikes congested, subglobose. Bracts 2-5, 1-8cm long, 1-2mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Cyperus granitophilus, Granite Flatsedge

Keith Bradley    kab_c_granitophilus_2478d

September    Lancaster County    SC

Forty Acre Rock Heritage Preserve

Spikelets quadrangular in cross-section, per Weakley's Flora (2020).

image of Cyperus granitophilus, Granite Flatsedge

Keith Bradley    kab_c_granitophilus_2481

September    Lancaster County    SC

Forty Acre Rock Heritage Preserve

 

 

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

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Cyperus granitophilus   FAMILY Cyperaceae

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

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-011:
Cyperus aristatus   FAMILY Cyperaceae

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus inflexus

 

Find by SCIENTIFIC NAME:

3963

Grass, Sedge, or Rush
Annual

Habitat: Granitic flatrocks, rarely on diabase flatrocks of the Piedmont, Altamaha Grit glades of the Coastal Plain, and sandstone outcrops of the Cumberland Plateau, per Weakley's Flora

Native to the Carolinas & Georgia

Rare

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

LEAVES:
Simple
Basal & low alternate

RHIZOMES? STOLONS?
Cespitose [growing in dense tufts, clumping]

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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