A taxonomic revision of Herminium L. (Orchidoideae, Orchidaceae)
Author
Raskoti, Bhakta Bahadur
State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China
Author
Schuiteman, Andre
Science Directorate, Royal Botanical Gardens, Kew, Richmond, Surrey TW 9 3 AB, U. K.
Author
Jin, Wei-Tao
State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China
Author
Jin, Xiao-Hua
State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China & Southeast Asia Biodiversity Research Institute, Chinese Academy of Science, Yezin, Nay Pyi Taw 05282, Myanmar
xiaohuajin@ibcas.ac.cn
text
PhytoKeys
2017
2017-04-19
79
1
74
http://dx.doi.org/10.3897/phytokeys.79.11215
journal article
http://dx.doi.org/10.3897/phytokeys.79.11215
1314-2003-79-1
254BFFC9FF9A3360AA0D4550FF8FFFEE
576376
26.
Herminium kamengense A.N. Rao, J. Econ. Tax. Bot. 25(2): 287. 2001.
Figs 9P
, 10E
Type
.
Yarlung Zangbo-Brahmaputra Region. Kameng district
,
Bomdila
,
2500 m
,
Rao A.N.
, 30600A
(
Holotype
: TIPI!)
.
Description.
Plant 15-35 cm tall. Tubers ca. 1.5
x
0.5 cm. Stem up to 18 cm tall, slender, with about 2 tubular sheaths in the lower half, 23-leaved. Leaves linear-oblong or narrowly laceolate, acuminate, 27
x
1.5 cm, sheathing at base. Inflorescence 24 cm long; rachis about 6-12 cm long, many flowered. Flowers about 7 mm long, green, floral bracts 6-10
x
1.5-2 mm, ovate-lanceolate, acuminate, longer than ovary, pedicel and ovary 6-9 mm long. Dorsal sepal ovate, obtuse, 1.5-2.5
x
1-1.5 mm,; lateral sepals obliquely ovate, 2-3
x
1.4-2 mm, apex obtuse. Petals 2-3
x
0.7-1 mm, subfalcate, oblong-lanceolate, apex subacute. Lip broadly ovate, with a circular concavity at base; 4
x
3 mm, base dilated, 3-lobed above middle, lateral lobes oblong, 1.5
x
0.5 mm, midlobe 0.5
x
0.5 mm long, triangular; lateral lobes 1.5 mm long, narrowly oblong, divergent, projected forwards. Column about 1 mm long, with 2 staminodes. Pollinia sectile, obovoid, with minute viscidia, rostellum triangular, stigma transversely oblong situated below the rostellum. Fruit oblong, 6-10 mm long.
Flowering.
August-September.
Habitat.
Terrestrial in
Quercus
forest on moist slopes at elevations of 2200-2500 m.
Distribution.
China, India, Nepal.
Specimens examined.
Yarlung Zangbo-Brahmaputra Region
:
Kameng district
,
Bomdila
(
2500 m
),
Rao A.N.
, 30600AB
(CAL).
NEPAL
:
Koshi
,
Dhankutta District
,
between Sidhuwa and Chitrye
,
2200 m
,
19.08.2012
,
Raskoti B. B.
, 00357
(KATH)
.