Corispermum lepidocarpum Grubov, Not. Syst. Herb. Inst. Bot. Ac. Sci. URSS 21: 125 (1961)
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publication ID |
https://dx.doi.org/10.3897/phytokeys.116.27301 |
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persistent identifier |
https://treatment.plazi.org/id/1020CDBD-BA26-C222-14D1-2DA70843117C |
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treatment provided by |
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scientific name |
Corispermum lepidocarpum Grubov, Not. Syst. Herb. Inst. Bot. Ac. Sci. URSS 21: 125 (1961) |
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7. Corispermum lepidocarpum Grubov, Not. Syst. Herb. Inst. Bot. Ac. Sci. URSS 21: 125 (1961)
Holotype.
[CHINA, Xizang] SE Tibet, Temo, Tsangpo valley, 9500 ft a.s.l., 6 Sep 1938, F. Ludlow, G. Sherriff & G. Taylor 6227 (BM000950579! isotype E00317866! clastotypes G! LE!).
Description.
Annual up to 20 cm, branched at the base, almost glabrous or glabrescent. Leaves lanceolate or linear, 2.0-4.0 × 0.2-0.4 cm, transforming into imbricate bracts. Inflorescence usually elongated. Bracts lanceolate or linear, often recurved, not completely covering the fruit laterally. Fruits 4.0-5.0 × 3.2-3.5 mm with stellate hairs, pericarp surface often with groups of dark-brown (visually almost black) tanniniferous cells; fruit apex deeply emarginate with two lateral crown-like outgrowths (Fig. 36B View Figure 36 ). Wing clearly visible (0.85-1.10 mm), irregularly toothed, narrowly triangular in cross-section. Pericarp detachments not detected. Sclereids in medium fruit part with 1-2 outer layers located perpendicular to the fruit axis and 1-3 inner layers (orientated parallel to the fruit axis).
Habitat.
Screes and sandy riverbeds; 3000-4000 m a.s.l.
Phenology.
Flowering: July-September; fruiting: August-October.
Distribution.
See Fig. 37 View Figure 37 .
Specimens examined.
CHINA: Xizang: Shannan Prefecture: Gyaca (Jiacha) County, 3200 m a.s.l., 25 Aug 1972, Tibet Chinese Herbal Medicine Survey Team 4393 (PE00540398); Gonggar (Gongga) County, Jêdêxoi (Jiedexiu) town, 31 Aug 1975, anonym 75-1532 (PE01869900, PE01869902); Way from Gyaca (Jiacha) County to Mainling (Milin) County, 3300 m a.s.l., 18 Sep 1975, Qinghai-Tibet Team 7953 (PE00540394); Nyingchi Prefecture: Mainling (Milin) County, nr [Pai Town] Xuega, 3200 m a.s.l., 30 Aug 1960, Xia & Zhu 394 (PE00540399); Nang (Lang) County, 3050 m a.s.l., 17 Aug 1972, Tibet Chinese Herbal Medicine Survey Team 4413 (PE00540396); Mainling (Milin) County, nr Jiage, 23 Sep 1974, Qinghai-Tibet Team Vegetation Group 3368 (PE00540395); Mainling (Milin) County, Pai distr. (Town), Mt. Doxong (Duoxiong), 2980 m a.s.l., 11 Aug 1975, Qinghai-Tibet Team Additional Group 751308 (PE00540400, PE00540401).
General distribution.
Endemic to South Tibet.
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