Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Cyperus metzii
FAMILY
Cyperaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Sedges formerly in the genus Kyllinga are quite similar and need to be keyed carefully. Asian spikesedge often has a yellowish green tinge to the plant and the fruiting head is tan color or mixed tan-green. Notable are the ragged (deeply cut) edges of the floral scales. Read more at Vascular Plants of North Carolina.
(?)
PLANTS NATIONAL DATABASE:
Kyllinga squamulata
FAMILY
Cyperaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Cyperus metzii
SYNONYMOUS WITH Flora of North America
Kyllinga squamulata
SYNONYMOUS WITH Guide to the Vascular Plants of Florida (Wunderlin & Hansen, 2011)
Kyllinga squamulata
COMMON NAME:
Crested Greenhead Sedge, Asian Spikesedge
To see larger pictures, click or hover over the thumbnails.
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JK Marlow jkm180926_5006
September Greenville County SC
Furman University
Inflorescences of former Kyliinga spp. are unbranched (the spikes sessile), per Weakley's Flora (2020).
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JK Marlow jkm180926_5010
September Greenville County SC
Furman University
Plants cespitose, not rhizomatous, per Flora of North America.
)
JK Marlow jkm180926_5019
September Greenville County SC
Furman University
The solitary spike is subglobose, 6-10mm in diameter, per Flora of North America.
)
JK Marlow jkm180926_5022
September Greenville County SC
Furman University
3-4 leaflike involucral bracts, horizontal to slightly reflexed, flat, 1-6cm, per Flora of North America.
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Cyperus metzii
FAMILY
Cyperaceae
(?)
PLANTS NATIONAL DATABASE:
Kyllinga squamulata
FAMILY
Cyperaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Cyperus metzii
SYNONYMOUS WITH
Flora of North America
Kyllinga squamulata
SYNONYMOUS WITH
Guide to the Vascular Plants of Florida (Wunderlin & Hansen, 2011)
Kyllinga squamulata
3968
Grass, Sedge, or Rush
Annual
Habitat: Lawns, turf farms, athletic fields, golf courses, other disturbed areas, per Weakley's Flora
Non-native: Asia
Rare
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Simple
Basal
RHIZOMES? STOLONS?
Cespitose [growing in dense tufts, clumping], not rhizomatous
FLOWER:
Summer
Heads straw-colored, greenish. tan & green
Bisexual or staminate
Bracts 3-4, to 6cm long
(1)2 stamens
Superior ovary
Inflorescences unbranched (the spikes sessile)
FRUIT:
Summer/Fall?
Spikelet with one nutlet enclosed by two scales
TO LEARN MORE about this plant, look it up in a good book!