Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Cyperus rotundus
FAMILY
Cyperaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Read more about Purple Nutsedge at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cyperus rotundus
FAMILY
Cyperaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Cyperus rotundus
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 23 (2002)
Cyperus rotundus
SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Cyperus rotundus
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-018:
Cyperus rotundus FAMILY Cyperaceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus rotundus
COMMON NAME:
Purple Nutsedge, Nutgrass, Cocograss
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_cyro_001_lvd
)
USDA / Selected Weeds of the US. 1970 swus_page_099
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Cyperus rotundus
FAMILY
Cyperaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cyperus rotundus
FAMILY
Cyperaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Cyperus rotundus
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 23
Cyperus rotundus
SYNONYMOUS WITH
Floristic Synthesis of North America (Kartesz, 1999)
Cyperus rotundus
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-018:
Cyperus rotundus
FAMILY
Cyperaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus rotundus
424
Grass, Sedge, or Rush
Perennial
Habitat: Gardens, fields, disturbed areas, per Weakley's Flora
Non-native
Common (uncommon in NC Piedmont, rare in Mountains)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
Mostly basal
FLOWER:
Spring/Summer/Fall
Superior ovary
Bisexual
FRUIT:
Spring/Summer/Fall
Reddish
Nutlet
TO LEARN MORE about this plant, look it up in a good book!
- Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005) p214
- Weeds of Southern Turfgrasses (Murphy et al., 1992) p019
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".