Compilation
Luzula multiflora

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Name

Identification
Luzula multiflora (Retz.) Lej. [family JUNCACEAE ] (stored under name); Verified by Elizabeth Fortson Wells,
Related name
  • Juncus congestus
  • Luzula multiflora
  • Luzula campestris
  • Luzula erecta proles pyrenaica
  • Juncus intermedius

Flora

Entry for Luzula comosa E. Meyer [family JUNCACEAE]
Herbarium
Flora of North America (FNA)
Collection
Flora of North America
Resource Type
Reference Sources
Entry From
Flora of North America, Vol 22,
Names
Luzula comosa E. Meyer [family JUNCACEAE], Syn. Luzul., 21. 1823
Luzula campestris (Linnaeus) de Candolle var. comosa (E. Meyer) Fernald & Wiegand [family JUNCACEAE]
Luzula campestris var. columbiana H. St. John [family JUNCACEAE]
Luzula campestris var. macrantha (S. Watson) Fernald & Wiegand [family JUNCACEAE]
Luzula comosa var. congesta (Thuillier) S. Watson [family JUNCACEAE]
Luzula comosa var. laxa Buchenau [family JUNCACEAE]
Luzula comosa var. macrantha S. Watson [family JUNCACEAE]
Luzula comosa var. subsessilis S. Watson [family JUNCACEAE]
Luzula intermedia (Thuillier) A. Nelson [family JUNCACEAE]
Luzula multiflora (Erhard) Lejeune subsp. comosa (E. Meyer) Hultén [family JUNCACEAE]
Luzula multiflora subsp. congesta (Thuillier) Hylander [family JUNCACEAE]
Luzula subsessilis Buchenau [family JUNCACEAE]
Treatment Author(s)
Janice Coffey Swab
Information
Stolons absent. Culms cespitose, 10--40 cm. Leaves: sheath throats with long, soft, wavy hairs; basal leaves 5--15 cm x 3--7 mm, margins with long, soft, wavy hairs, apex callous. Inflorescences umbellate or sessile glomerules, 5--15 x 5--7 mm; glomerules 1--6, spheric to nearly cylindric; branches straight, divergent by as much as 90°, 0.5--5 cm; proximal inflorescence bract conspicuous, shorter than to much longer than inflorescence; bracts clear, margins nearly entire to lacerate; bracteoles clear, margins ciliate, especially in distal half. Flowers: tepals dark brown to pale with clear margins, 2--5 mm; outer whorl often longer than inner whorl; anthers much exceeding to shorter than filaments. Capsules greenish to dark brown, spheric, equal to or much shorter than tepals. Seeds red-brown to brown, cylindric, 1--1.5 mm; caruncle 0.3--0.8 mm. 2n = 12, 24.
Phenology
Flowering and fruiting spring--summer
Altitude range
50--3200 m
Distribution
USA AlaskaUSA Calif.USA Colo.USA IdahoUSA Mont.USA Nebr.USA N.Mex.USA Oreg.USA S.Dak.USA UtahUSA Wash.USA Wyo.Canada Alta.Canada B.C.
Discussion
Sheath throats and margins of the basal leaves of Luzula comosa have long, soft, wavy hairs.
The highly variable nature of this species is indicated by the number of names applied to it., including: Luzula campestris var. comosa (E. Meyer) Fernald & Wiegand; L. campestris var. macrantha (S. Watson) Fernald & Wiegand; L. campestris var. columbiana St. John; L. comosa var. congesta (Thuillier) S. Watson; L. comosa var. laxa Buchenau; L. comosa var. macrantha S. Watson; L. comosa var. subsessilis S. Watson; L. intermedia (Thuillier) A. Nelson; L. multiflora ssp. comosa (E. Meyer) Hultén; L. multiflora subsp. congesta (Thuillier) Hylander; L. subsessilis Buchenau. Synonymy??

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