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Published In: Beitráge zur Kenntniss der Cyperaceen 1: 44. 1888. (Beitr. Cyper.) Name publication detail

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Synonym Text: C. erostrata (Boott) C.B. Clarke, in Hook.f., Fl. Brit. Ind.: 711. 1894. C. alpina Swartz subsp. infuscata (Nees) Kük. var. erostrata (Boott) Kük., in Engler, Pflanzenr. 4.20, 38: 386. 1909. C. infuscata Nees var. erostrata (Boott) T. Koyama in Acta Phytotax. Geobot. 17(4): 97. 1958.
Flower/Fruit: Fl. Per.: July-August.
Type: Type: W Himalaya, Schlagintweit 8643.
Habitat: Along streams on meadows above tree-line.
Distribution: Distribution.: From N Pakistan to W Himalayas and Xizang.
Comment/Acknowledgements: The small specimen from Swat: Stewart & Rahman 25292 is probably best placed here. However, the size of the utricles and the length of the female glumes suggest it as an intermediate between C. infuscata and C. pseudobicolor.
Map Location: A-6 Chitral: Barum Gol, Och Anzog, 3600 m, Wendelbo s.n. (H); A-7 Yasin, Darkot, Bowes Lyon 8138 (K); Yasin, Naz Bar, 4400 m, Miehe 3084 (H); 4150 m, Miehe 3448 (H); Hunza (Nagar), Minapin Glacier, Lloyd & Megan 64 (BM); A-8 Baghrot Valley, 4270 m, Miehe 3717 (H); 4270 m, Miehe 3720 (H); 4280-4340 m, Miehe 4132 (H); Hispar Glacier, 4420 m, Scott Russell 1567 (BM); B-7 Swat: Near Bishigram Lake, Stewart 24936 & Rahman (RAW); Batani above Ushu, 9000’, Stewart & Rahman 25292 (RAW); Upper Kaghan Valley around Saiphul Muluk and Battakundi, 3830 m, Miehe 193 (H); Above Saiful Muluk-Lake, NNW, alpine meadow, 3920 m, Schickhoff 813 (H, sample incomplete); Kaghan Valley, NNW Makra, alpine meadow, 3700 m, Schickhoff 1375 (H); B-8 Shinghai Gah to Pahot Gali, 3950 m, Miehe 1187 (H); Nichinai Valley, 22 km NW Sonamarg, Townsend 87/208 (K); B-9 Kashmir: Baltistan, Hushe Valley, Ghondokoro Glacier, Webster & Nasir 6121 (K, RAW; W); Shigar, Gero Lungma Glacier, Scott Russell 1851 (BM);?Dadarili Pass – Amberzth, 3650 m, Honda 204 (KYO).


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Loosely tufted perennial, 4-12 cm. Rhizome sturdy, covered with grey-brown, finally fibrous scales; producing short, ascending stolons. Stem erect or base ascending, trigonous, scabrous above, papillose, grey-green. Leaves from 1/2 to as long as stem; sheaths 10-20 mm, strongly nerved, grey-brown to brown, sometimes with reddish tint, margin of scarious side slightly concave; ligule to 0.5 mm, scarious, brownish, arch as high as wide; blades 1.5-2.5 mm wide, carinate, margins slightly revolute, both sides densely papillose, grey-green, apical part scabrous. Inflorescence 5-15 mm, by 2-3 spikes, close together. Lowest bracts usually remote, to 30 mm, sterile; spikes 5-10 x 3-6 mm, ellipsoid, terminal usually gynecandrous, other mostly female; female glumes 1.6-1.7 x 0.8-1.1 mm, cymbiform, triangular, acute or obtuse, reddish black-brown, papillose; utricles 1.8-2.5 x 0.9-1.1 mm, briefly clavate, slightly inflated, finally golden brown, obscurely nerved, papillose, beak up to 0.1 mm, ostiole round, with black, papillose margins. Stigmas 3. Nut 1.4-1.9 x 0.7-0.9 mm, obconical, triangular, light brown, areole elongated along edges.
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