Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Juncus megacephalus
FAMILY
Juncaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Large-headed Rush at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Juncus megacephalus
FAMILY
Juncaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Juncus megacephalus
SYNONYMOUS WITH Flora of North America
Juncus megacephalus
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 040-01-025:
Juncus megacephalus FAMILY Juncaceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Juncus megacephalus
COMMON NAME:
Large-headed Rush, Bighead Rush
To see larger pictures, click or hover over the thumbnails.
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Keith Bradley kab_j_megacephalus_02129
April Miami-Dade County FL
South Dade Wetlands
Spherical heads 5-12mm across, bract subtending infl short and inconcpicuous, per Aquatic and Wetland Plants of Southeastern United States (Godfrey & Wooten, 1979 & 1981).
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Keith Bradley kab_j_megacephalus_77095
June Miami-Dade County FL
Everglades National Park
Inflorescence spreading, several headed; heads spherical, 40-80 flowered, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Juncus megacephalus
FAMILY
Juncaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Juncus megacephalus
FAMILY
Juncaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Juncus megacephalus
SYNONYMOUS WITH
Flora of North America
Juncus megacephalus
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 040-01-025:
Juncus megacephalus
FAMILY
Juncaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Juncus megacephalus
3977
Grass, Sedge, or Rush
Perennial
Habitat: Brackish and freshwater marshes, bogs, wet prairies, interdune swales, ditches, wet, open places, per Weakley's Flora
Native to the Carolinas & Georgia
Common in NC Coastal Plain, uncommon in Coastal Plain of GA & SC
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple - terete
Basal (0-1) & alternate (2-3)
FLOWER:
Summer
Tepals straw-colored to reddish to reddish-brown
Radially symmetrical
6 tepals in two whorls of 3
3 stamens
Superior ovary
Bisexual
Inflorescence appears terminal, its bract not resembling a continuation of culm
FRUIT:
Summer/Fall
Capsule
TO LEARN MORE about this plant, look it up in a good book!
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".