Interesting Facts
Description
Family Commelinaceae
Herbs annual
or perennial
, sometimes woody at base
. Stems with prominent
nodes and internodes. Leaves alternate, distichous or spirally arranged
, sessile or petiolate
; leaf sheath
prominent, open or closed
; leaf blade simple
, entire. Inflorescence usually of cincinni in panicles or solitary, sometimes shortened into heads
, sometimes sessile with flowers fascicled, sometimes axillary
and penetrating enveloping leaf sheath, rarely flowers solitary and terminal
or axillary. Flowers bisexual
, rarely unisexual
, actinomorphic
or zygomorphic. Sepals 3, free
or connate
only at base, often boat-shaped
or carinate
, sometimes galeate
at apex. Petals (2 or) 3, free, sometimes connate and tubular
at middle
and free at 2 ends ( Cyanotis), sometimes clawed. Stamens 6, free, all or only 2 or 3 fertile
; filaments
glabrous
or torulose
villous
; anthers
parallel or slightly divergent, longitudinally dehiscent
, rarely dehiscent by apical pores
; staminodes 1--3; antherodes 4-lobed and butterflylike, 3-sect, 2-lobed and dumbbell-shaped, or entire. Ovary 3-loculed, or reduced to 2-loculed; ovules 1 to several per locule, orthotropous
. Fruit a loculicidal, 2- or 3-valved capsule, rarely baccate
and indehiscent. Seeds few, large; endosperm copious
; hilum
orbicular
or linear
.
About 40 genera and 650 species: mainly in tropical regions
, fewer species in subtropical
and temperate regions
; 15 genera (two introduced
) and 59 species (12 endemic, three introduced) in China.[1]
Habitat
Typically found at an altitude of 0 to 3,028 meters (0 to 9,934 feet).[2]
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
()
- Infraphylum:
Radiatopses
()
- Kenrick & Crane, 1997
- Subclass:
Commelinidae
()
- Takhtajan, 1967
- Superorder:
Commelinanae
()
- Takhtajan, 1967
- Order:
Commelinales
()
- Dumortier, 1829
- Family:
Commelinaceae
()
- Mirb., 1804, nom. cons.
- Spiderwort Family
- Genus:
Geogenanthus
()
- Specific epithet:
rhizanthus
- Bruckn.
- Botanical name: - Geogenanthus rhizanthus Bruckn.
- Specific epithet:
rhizanthus
- Bruckn.
- Genus:
Geogenanthus
(
- Family:
Commelinaceae
(
- Order:
Commelinales
(
- Superorder:
Commelinanae
(
- Subclass:
Commelinidae
(
- Infraphylum:
Radiatopses
(
- Subphylum:
Euphyllophytina
(
- Phylum:
Tracheophyta
(
- Subkingdom:
Viridaeplantae
(
- Kingdom:
Plantae
(
Synonyms
Geogenanthus rhizanthus< /i> (Ule) G. Brückn. • Pyrrheima Rhizantha • Pyrrheima rhizantha Ule
Notes
Publishing author : Bruckn. Publication : Bot. Jahrb. Syst. lxi. Beibl. 137, 42 (1926), in obs.; et in Notizbl. Bot. Gart. Berlin, x . 56 (1927)
Similar Species
Members of the genus Geogenanthus
ZipcodeZoo has pages for 1 species, subspecies, varieties, forms, and cultivars in this genus:
G. poeppigii (Seersucker Plant)
More Info
- Search for Pictures: images.google.com
- Search for Scholarly Articles: Google Scholar
- Search using Scientific Name and Vernacular Names: All the Web | AltaVista Canada | AltaVista | Excite | Google | HotBot | Lycos
- Search using Specialized Databases: GenBank | Medline | Scirus | CISTI/CAL | Agricola Periodicals | Agricola Books
Further Reading
- Hong Deyuan. 1997. Commelinaceae. In: Wu Kuo-fang, ed., Fl. Reipubl. Popularis Sin. 13(3) : 69--133.
Notes
Contributors
- Global Biodiversity Information Facility. Accessed February 28, 2008. http://www.gbif.org Mediated distribution data from 2 providers.
- Ruggiero M., Gordon D., Bailly N., Kirk P., Nicolson D. (2011). The Catalogue of Life Taxonomic Classification, Edition 2, Part A. In: Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist (Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D., eds). DVD; Species 2000: Reading, UK.
- The International Plant Names Index. Accessed Dec 27, 2011.
- World Checklist of Selected Plant Families. Release date: November 27, 2009
Data Sources
Accessed through GBIF Data Portal February 28, 2008:
- Herbarium of the University of Aarhus: The AAU Herbarium Database
- Missouri Botanical Garden
Identifiers
- Biodiversity Heritage Library NamebankID: 8614891
- Catalogue of Life Accepted Name Code: Kew-246921
- Globally Unique Identifier: urn:lsid:ipni.org:names:172775-1
- International Plant Names Index (IPNI) ID: 172775-1
- Zipcode Zoo Species Identifier: 1063654
Footnotes
- Deyuan Hong & Robert A. DeFilipps "Commelinaceae". in Flora of China Vol. 24 Page 19. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
- Mean = 518.900 meters (1,702.428 feet), Standard Deviation = 856.960 based on 42 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]
