Rufous Woodrush (Luzula rufescens)
Description
Plants 10--40 cm tall. Stolons short. Stems ca. 0.5 mm in diam. Basal leaves several; leaf blade linear-lanceolate to linear, 5--12 cm - 2--5 mm, margin long pilose especially near juncture with leaf sheath, apex obtuse and with a thick callus. Cauline leaves 2 or 3, smaller than basal ones. Inflorescence an umbel-like or corymbose cyme, lax, 8--18-flowered; basal involucral bract ovate to lanceolate, 1--5 cm, margin ciliate. Flower solitary; pedicel thin, with a bract at base; bracteoles ovate, 1.5--2 - ca. 1.2 mm, margin ciliate or sometimes lacerate. Perianth segments ovate-lanceolate to lanceolate, 2.5--3 - 1--1.3 mm, subequal, center reddish brown, margin hyaline, apex acuminate or long acuminate. Filaments 0.6--0.9 mm; anthers 1--1.3 mm. Style ca. 0.9 mm; stigmas ca. 2 mm. Capsule straw-colored, trigonous ovoid, 2.8--5 mm, apex mucronate. Seeds dark reddish, ovoid to ellipsoid, ca. 1.1 mm; appendage yellowish, ca. 1 mm. Fl. May--Jun, fr. Jun--Jul.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum: Magnoliophyta
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Class: Liliopsida
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Order: Poales
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Family: Juncaceae
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Genus: Luzula
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