Interesting Facts
Description
Genus Chionachne
Perennial
or annual
. Leaf blades
linear
; ligule membranous. Inflorescences axillary
, of single racemes
, each usually supported by a spatheole
, often gathered into a spathate compound
panicle; racemes bearing pairs of unisexual
awnless spikelets
, female and male spikelets separated into different zones, female pairs below male pairs, axis fragile between female pairs. Rachis internode and pedicel fused along one margin
; callus truncate
with central knob. Female zone: sessile spikelet dorsally compressed
; lower glume
leathery to bony, enveloping spikelet, body smooth
or transversely constricted
, flanks usually winged
above; lower floret sterile
, palea usually absent; upper floret pistillate, palea present; pedicelled spikelet reduced to vestigial. Male zone: spikelet pair similar, both or only sessile staminate; lower glume herbaceous, elliptic-oblong.
Nine species: India and Sri Lanka through SE Asia to the Philippines and Australia; one species in China.[1]
Habitat
Ecology:
It is reported as weed
species of rice fields
, growing in marshy
areas, moist or dry locations, wet situations.[2].
List of Habitats
:
- 5 Wetlands (inland)
- 5.2 Wetlands (inland) - Seasonal/Intermittent/Irregular Rivers/Streams/Creeks
- 5.8 Wetlands (inland) - Seasonal/Intermittent Freshwater Marshes/Pools (under 8ha)
- 15 Artificial/Aquatic & Marine
- 15.8 Artificial/Aquatic - Seasonally Flooded Agricultural Land [more info]
Taxonomy
- Domain:
Eukaryota
(
)
- Whittaker & Margulis,1978
- eukaryotes
- Kingdom:
Plantae
()
- Haeckel, 1866
- Plants
- Subkingdom:
Viridaeplantae
()
- Cavalier-Smith, 1981
- Phylum:
Tracheophyta
()
- Sinnott, 1935 ex Cavalier-Smith, 1998
- Vascular Plants
- Subphylum:
Euphyllophytina
()
- (Auct.) Cavalier-Smith, 1998
- Infraphylum:
Angiospermae
()
- Auct.
- Class:
Liliopsida
()
- Brongniart, 1843
- Subclass:
Commelinidae
()
- Takhtajan, 1967
- Superorder:
Juncanae
()
- Takhtajan, 1967
- Order:
Cyperales
()
- Small, 1903
- Family:
Gramineae
()
- A.L. de Jussieu, 1789, nom. cons., nom. alt.
- Subfamily:
Panicoideae
()
- Tribe:
Andropogoneae
()
- Subtribe:
Chionachninae
()
- Genus:
Chionachne
()
- R. Brown, in J.J. Bennett & R. Brown, 1838
- Specific epithet:
gigantea
- (J.Koenig) Veldkamp
- Botanical name: - Chionachne gigantea (J.Koenig) Veldkamp
- Specific epithet:
gigantea
- (J.Koenig) Veldkamp
- Genus:
Chionachne
(
- Subtribe:
Chionachninae
(
- Tribe:
Andropogoneae
(
- Subfamily:
Panicoideae
(
- Family:
Gramineae
(
- Order:
Cyperales
(
- Superorder:
Juncanae
(
- Subclass:
Commelinidae
(
- Class:
Liliopsida
(
- Infraphylum:
Angiospermae
(
- Subphylum:
Euphyllophytina
(
- Phylum:
Tracheophyta
(
- Subkingdom:
Viridaeplantae
(
- Kingdom:
Plantae
(
Synonyms
Chionachne gigantea< /i> (J. König) Veldkamp • Coix gigantea
Notes
[2].
Similar Species
Members of the genus Chionachne
ZipcodeZoo has pages for 0 species, subspecies, varieties, forms, and cultivars in this genus:
More Info
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Further Reading
- Church, A.H., Oxon, M.A., F.C.S. and F.I.C. 1888. Food Grains of India. Bulletin of Miscellaneous Information (Royal Gardens, Kew) 1888(23): 266-268.
- Cook, C.D.K. 1996. Aquatic and Wetland Plants of India. Oxford University Press, Oxford.
- IUCN. 2011. IUCN Red List of Threatened Species (ver. 2011.1). Available at: http://www.iucnredlist.org. (Accessed: 16 June 2011).
- Quattrocchi, U. 2006. CRC World Dictionary of Grasses. Taylor and Francis Group, LLC., FL.
- USDA, ARS, National Genetic Resources Program. 2010. Germplasm Resources Information Network - (GRIN) [Online Database]. Beltsville, Maryland: Provides characterization, evaluation, inventory, and distribution data important for the effective management and utilization of national germplasm collections. Available at: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?26076. (Accessed: 21 May).
Notes
Contributors
- Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 15, 2012.
- IUCN 2012. IUCN Red List of Threatened Species. Version 2011.2. . Downloaded on January 28, 2012.
- Watve, A. 2011. Chionachne gigantea. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloadedon 31January2012.
Data Sources
Accessed through GBIF Data Portal March 16, 2008:
- National Herbarium of New South Wales: NSW herbarium collection
Identifiers
- Biodiversity Heritage Library NamebankID: 8646789
- Global Biodiversity Information Facility Taxonkey: 15751134
- Globally Unique Identifier: urn:lsid:ipni.org:names:20010084-1
- IUCN ID: 199806
- Zipcode Zoo Species Identifier: 2126293
Footnotes
- Shou-liang Chen & Sylvia M. Phillips "Chionachne". in Flora of China Vol. 22 Page 571, 649. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
- Watve, A. 2011. Chionachne gigantea. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 31 January 2012. [back]
