Taxonomic revision of Chenopodiaceae in Himalaya and Tibet
Author
Sukhorukov, Alexander P.
Author
Liu, Pei-Liang
Author
Kushunina, Maria
text
PhytoKeys
2019
116
1
141
http://dx.doi.org/10.3897/phytokeys.116.27301
journal article
http://dx.doi.org/10.3897/phytokeys.116.27301
1314-2003-116-1
182FFF91FFCDFF9CFF811552FFCCFFCF
2559703
2.
Corispermum nanum Sukhor. & M.Zhang, Phytotaxa 172(2): 84 (2014)
Holotype.
CHINA, Xizang, Saga, Nyalam road, 17 Aug 2011,
Yu, Hou & Zhang 5607
(PE2264191!).
Description.
Dwarfish, densely pubescent annual up to 6 cm with a single stem or with short lateral branches. Leaves linear, up to 1.5(2.0) mm wide. Inflorescence very short, with several flowers. Bracts slightly shorter than fruits (fruit margins visible). Fruit ovoid, 2.5-2.7
x
2.0 mm, glabrous, apex rounded and only slightly emarginated
(
Fig.
33B
); no visible detachments of the pericarp from the seed coat are present. Wing conspicuous (0.3-0.4 mm), entire, triangular in cross-section. Pericarp in medium fruit part without sclereids or with one layer located parallel to the fruit axis.
Habitat.
Sandy places at altitudes of 4000-4700 m a.s.l.
Phenology.
Flowering: July-September; fruiting: August-October.
Distribution.
See Fig.
34
.
Specimens examined.
CHINA: Xizang: Nagqu Prefecture
: Central Plateau, Nagqu to Siling Co (Lake Siling Tso),
31°28'N
,
91°0'E
, 4580 m a.s.l., lake terraces, 16 Aug 1993,
G. & S. Miehe 9488/03
(MSB147355). The tiny individuals looks similar to the type material, but the fruits are dentate (a typical character for all Tibetan species).
General distribution.
Endemic to South Tibet.