Northeastern Asian Flora
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Carex breviculmis R.Br.   (redirected from: Carex leucochlora var. horikawae (K.Okamoto) Katsuy.)
Family: Cyperaceae
[Carex boniana Boeckeler, moreCarex breviculmis f. longiaristata K?., Carex breviculmis f. wardiana (H.L?. & Vaniot) K?., Carex breviculmis subsp. royleana (Nees) K?., Carex breviculmis var. leucochlora (Bunge) Makino, Carex breviculmis var. stipitata K?., Carex conorrhyncha Nelmes, Carex eggytera Steud., Carex filiculmis Franch. & Sav., Carex horikawae K.Okamoto, Carex langsdorffii Boott, Carex leucochloa var. filiculmis (Franch. & Sav.) Kitag., Carex leucochloa var. longiaristata (K?k.) Kitag., Carex leucochloa var. petrogena Kitag., Carex leucochlora , Carex leucochlora f. longiaristata (K?.) Kitag., Carex leucochlora var. aphanandra (Franch. & Sav.) T.Koyama, Carex leucochlora var. horikawae (K.Okamoto) Katsuy., Carex leucochlora var. lonchophora (Ohwi) T.Koyama, Carex leucochlora var. longiaristata (K?.) Kitag., Carex leucochlora var. morrisonicola (Hayata) Katsuyama, Carex leucochlora var. petrogena Kitag., Carex leucochlora var. setouchiensis K.Okamoto, Carex leucochlora var. subglabra V.N.Vassil., Carex lonchophora Ohwi, Carex morrisonicola Hayata, Carex royleana Nees, Carex umbrosiformis H.Lév., Carex wardiana H.L?. & Vaniot]
Carex breviculmis image
  • Japan Flora
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Japan Flora: Culms 5-40 cm. long, slender, tufted; leaves narrowly linear, 1-5 mm. wide, shorter chan to nearly as long as the culm; spikelets 2-6, erect, the terminal staminate, 4-20 mm. long, light green, the others pistillate, oblong to short-cyl indr ic, nearly sessile or the lower ones short-pedunculate, 5-30 mm. long, densely flowered, the lowest bracts leaflike, sheathing at base; pistillate scales ob­ovate, light green, acute or short-awned; perigynia slightly longer than the scales, obovoid, green, 1.5-3 mm. long, pubes­cent, many-nerved, abruptly short-beaked, minutely 2-toothed at tip; stigmas 3. Apr.-July. Abundant in open fields.

Hokkaido to Kyushu. Korea, China, India, and Australia.

var. puberula (Boott) T. Koyama. Plant low; leaves shorter than the culms; spikelets rather few-flowered, the lowest one often almost radi­cal.  Shady hillsides; Hokkaido, Honshu (centr. part and north.).

var. discoidea Boott. Plant slender, loosely tufted with long slender creeping rhizomes; spikelets small, crowded at the top of the culm; bracts barely sheathing; perigynia about 1.5 mm. long, less hairy. Hon­shu, Kyushu. Ryukyus.

var. fibrillosa (FY. & Sav.) Kuek. Plant robust; stolons tough, elongate; lowest bracks longer than the in­florescence; pistillate spikelets densely many-flowered; pistil­late scales easily falling off in fruit; perigynia about 3 mm. long, strongly ribbed, yellowish when mature. Sandy coasts; Honshu, Shikoku, Kyushu. s. Korea.

Carex breviculmis
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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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