All Floras      Advanced Search
FOC Vol. 23 Page 270, 277 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 23 | Cyperaceae | Kobresia

20. Kobresia filicina (C. B. Clarke) C. B. Clarke in J. D. Hooker, Fl. Brit. India. 6: 696. 1894.

蕨状嵩草 jue zhuang song cao

Hemicarex filicina C. B. Clarke, J. Linn. Soc., Bot. 20: 384. 1883; Kobresia filicina var. subfilicinoides P. C. Li.

Rhizomes short. Basal sheaths persistent, brown, reddish brown, or yellowish brown, dull, not fibrillose, retaining a few dried leaf blades. Culms tufted, flaccid or slightly stiff, obtusely trigonous, 8-35 cm tall, slender, 0.4-0.8 mm in diam. Leaves basal, slightly shorter than to exceeding culms; blade flat or partly folded, 0.6-2(-3) mm wide, usually flaccid, midrib distinct abaxially. Inflorescence spicate, yellowish green or partly brown, linear or linear-oblong, 1-4(-5) × 0.1-0.3 cm, dense above, basal spikelets usually slightly distant; a few terminal spikelets male, lower ones bisexual; lowest involucral bract glumelike, apex aristate, arista to 8 mm. Bisexual spikelets usually 2-flowered, basal one female, distal one male, male flower with 1 or 2(or 3) stamens. Glumes yellowish brown laterally, with green midvein, ovate-oblong, 2-3 (excluding arista) × 0.5-1 mm, midvein broad, 3-ribbed, margin hyaline, apex aristate or acute, arista to 2 mm. Prophylls yellowish green or yellowish brown with ferruginous spots and lines, oblong or linear-oblong, 2-2.6 × 0.5-0.7 mm, membranous, 2-keeled (sometimes obscurely), keels scabrid, margins open to middle part or below, apex rounded. Nutlets narrowly oblong, trigonous, 1.9-2.4 (excluding beak) × ca. 0.6 mm, beak ca. 0.5 mm, exserted from prophylls when mature, shortly stipitate, stipe ca. 0.2 mm. Stigmas 3, short. Fl. and fr. Jul-Oct.

Forest understories, dry riverbeds, on rocks; 2000-4000 m. Sichuan, Xizang, Yunnan [Bhutan, India (Himachal Pradesh, Sikkim, Uttarakhand), Nepal].

A specimen with wide leaves and long spikes from Yunnan was described as Kobresia filicina var. subfilicinoides, but similar forms have been seen from Nepal and are not worth taxonomic recognition.


Related Objects  
  • Illustration
  • Illustration

    Flora of China @
    Browse by
    Advanced Search

    Flora of China Home




     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |