Luzula acuminata Raf.
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Authority
Ebinger, John E. 1964. Taxonomy of the Subgenus Pterodes, Genus Luzula. Mem. New York Bot. Gard. 10 (5): 279-304.
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Family
Juncaceae
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Scientific Name
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Description
Species Description - Perennial; rhizomes and stolons present, the rhizomes usually shorter, but similar to the stolons in other characters, stolons to 6 cm long, 1-2 mm wide; blades of the basal leaves, 3-10 mm wide, to 30 cm long; margins sparsely pubescent, apex callose-tipped; culms erect, slender, smooth, 20-40 cm tall, bearing 2-4 leaves; sheaths closed, pubescent at the throat with long white hairs; blades linear 2-4 (rarely 5) mm wide, to 6 cm long, margins sparsely pubescent to glabrous; inflorescence terminal, simple to compound, never decompound; pedicels 8-18, loosely ascending, spreading or nodding, 1-4 cm long; basal bract erect, shorter than the inflorescence, leaf-like, green, the margins sparsely pubescent, callose-tipped; other bracts of the inflorescence smaller, light brown to hyaline fleeted with brown; inner bract at the base of each pedicel usually truncate with a hyaline tip, glabrous to rarely pubescent; the outer bract half as long to as long as the inner, acuminate, margins pubescent; bracteols ovatelanceolate, truncate to acute, brown with hyaline margins to completely hyaline, shorter than the flower; perianth segments similar, broadly lanceolate, pale brown to stramineous with hyaline margins, entire, 3-4.5 mm long; stamens 6 shorter than the perianth, filaments linear, white, anthers linear usually twice as long as the filaments; pistil erect, ovary trigonous pointed, style 1-1.5 mm long filiform, stigmas 3, spreading 1.5 mm long; fruits equalling to slightly longer than the perianth, acute, persistent base of the style present, light brown to stramineous; seeds subglobose, purple to brown, 1-1.5 mm long; caruncle large, slightly curved, 1-1.5 mm long.