Log In
New Account
Sitemap
Home
Specimen Search
Search Collections
Map Search
Exsiccati Search
Images
Image Library
Search Images
Inventories
State Floras
Kentucky Flora
Dynamic Tools
Dynamic Checklist
Dynamic Key
Cyperus cuspidatus
Kunth
Family:
Cyperaceae
Coastal-Plain Flat Sedge
[
Cyperus angustifolius
Nees,
more
Cyperus cuspidatus f. angustifolius
(Nees) Kük.,
Cyperus gratus
C.B. Clarke,
Cyperus recurvus
Vahl,
Cyperus uncinatus var. gratus
(C.B. Clarke) Kük.
]
University of Florida Herbarium
FNA
Resources
Gordon C. Tucker*, Brian G. Marcks* & J. Richard Carter * in Flora of North America (vol. 23)
Herbs, annual, cespitose. Culms 1-6(-25), trigonous to roundly trigonous, (0.5-)2-5(-9) cm × 0.2-0.4-(0.6) mm, glabrous. Leaves 1-6, V-shaped, 1-6 cm × 0.3-1 mm. Inflorescences: heads digitate, loosely ovoid, 3-18 × 3-26 mm; rays (0-)1-6(-8), 2.5-20(-30) mm; bracts 2-3(-5), horizontal to ascending at 45(-60)°, V-shaped, 2-60 × 0.3-1.2 mm. Spikelets (3-)10-20(-30), greenish to reddish brown, narrowly ellipsoid to oblong, 3-11 × (0.8-)1.2-1.5 mm; floral scales (3-)6-20(-28), laterally greenish to reddish brown, glossy, medially greenish to light reddish brown, strongly recurved, laterally ribless, medially strongly 3-ribbed, oblong-ovate, (0.8-)1-1.3 × 0.8-1(-1.2) mm, apex emarginate, cusp 0.6-1.2 mm. Flowers: stamens 2 or 3; anthers oblong-ovoid, 0.1(-0.2) mm; styles (0.2-)0.4-0.6 mm; stigmas 0.3-0.5 mm. Achenes brown, oblong-obovoid, (0.5-)0.6 × (0.3-)0.4 mm, base cuneate, apex blunt, surfaces coarsely papillose.
Fruiting summer. Damp, disturbed soils; 0-300 m; Ala., Fla., Ga., S.C.; Mexico; Central America; South America.
Open Interactive Map
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
Click to Display
100 Initial Images
- - - - -
View All Images
This project made possible by
National Science Foundation Award 1410069
Powered by
Symbiota
.