Northeastern Asian Flora
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Carex lasiocarpa Ehrh.   (redirected from: Carex filiformis Good.)
Family: Cyperaceae
[Carex filiformis Good., moreCarex filiformis var. australis L.H.Bailey, Carex filiformis var. occultans Franch., Carex koidzumii Honda, Carex koidzumii var. fuscata (Ohwi) Ohwi, Carex lasiocarpa subsp. occultans (Franch.) Hult?, Carex lasiocarpa var. fuscata Ohwi, Carex lasiocarpa var. occultans (Franch.) K?., Carex occultans (Franch.) V.I.Krecz., Carex splendida Willd., Carex stenophylla f. pachystylis (J.Gay) K?.]
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  • Japan Flora
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Japan Flora: Rhizomes rather stout and elongate; culms 70-100 cm. long, slender, somewhat firm; leaves with narrow stiff blades, canaliculate above, 1.5-3 mm. wide, involute or flat, the basal sheaths bladeless, dark sanguineous-purple; upper 1-4 spikes staminate, contiguous, reddish purple, 2-5 cm. long, linear, erect, the lower 1 or 2 pistillate, oblong to short-cylindric, densely flowered, 2-4 cm. long, the lowest short-peduncled, the bracts setaceous, with or without a short sheath; pistillate scales narrowly ovate, brownish or reddish brown; perigynia nearly as long as or slightly longer than the scales, ovoid, 4-5 mm. long, coriaceous, brown-hairy to nearly glabrous, gradually short-beaked, deeply bifurcate at tip, the lobes erect; stigmas 3.  June-Aug. High moors.

Hokkaido, Honshu (Kozuke, Kaga, Rikuchu Prov.); rather rare.  Sakhalin, s. Kuriles, n. Korea, and e. Siberia, Eurasia and N. America.

Carex lasiocarpa
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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