Interesting Facts
Description
Family Portulacaceae
Herbs annual
or perennial
, rarely ± shrubby, usually succulent, usually glabrous
except for nodal
hairs
and/or scales
. Leaves alternate or opposite; true stipules absent, nodes sometimes with axillary scales
and/or hairs; petiole
usually poorly defined or absent; leaf blade
simple
, usually fleshy
, margin
entire. Inflorescences usually terminal
, less often axillary
, in cymes or racemelike panicles, forming heads
of sessile flowers surrounded by an involucre of leaves, or reduced to solitary flowers. Bracts inconspicuous. Flowers bisexual
, very rarely unisexual
, actinomorphic
. Sepals 2, free
or basally connate
, herbaceous or scarious
. Petals 4-6 or seldom more, distinct
or basally connate, imbricate, often brightly colored
, usually short lived. Disk usually absent. Stamens 4-100, free, fascicled, or adnate
to petals; filaments
linear
; anthers
2-loculed, introrse
, dehiscence longitudinal
. Ovary superior or half-inferior, 1-loculed, 2-5-carpellate; ovules 1 to many, campylotropous; placentation basal or free-central
. Style linear; stigma 2-9-lobed. Fruit a thin-walled capsule, circumscissile or 2- or 3-valved, rarely a nut, often globose
or subglobose, smooth
. Seeds many, reniform
or globose, caruncle present or not; endosperm mostly copious
, surrounded by embryo.
About 19 genera and 500 species: mainly in more arid
regions of S hemisphere, especially Africa, South America, and Australia, fewer species in Asia, Europe, and North America; two genera (one introduced
) and six species (two endemic, two introduced) in China.[1]
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
- Class:
Magnoliopsida
()
- Brongniart, 1843
- Dicotyledons
- Subclass:
Caryophyllidae
()
- Takhtajan, 1967
- Superorder:
Caryophyllanae
()
- Takhtajan, 1967
- Order:
Caryophyllales
()
- Perleb, 1826
- Suborder:
Portulacineae
()
- Family:
Portulacaceae
()
- Adanson, 1763 ex A.L. de Jussieu, 1789, nom. cons.
- pourpiers, purslane
- Genus:
Oreobroma
()
- Specific epithet:
longipetala
- Piper
- Botanical name: - Oreobroma longipetala Piper
- Specific epithet:
longipetala
- Piper
- Genus:
Oreobroma
(
- Family:
Portulacaceae
(
- Suborder:
Portulacineae
(
- Order:
Caryophyllales
(
- Superorder:
Caryophyllanae
(
- Subclass:
Caryophyllidae
(
- Class:
Magnoliopsida
(
- Infraphylum:
Radiatopses
(
- Subphylum:
Euphyllophytina
(
- Phylum:
Tracheophyta
(
- Subkingdom:
Viridaeplantae
(
- Kingdom:
Plantae
(
Notes
Publishing author : Piper Publication : in Contrib. US. Nat. Herb. xvi. 207 (1913).
Similar Species
Members of the genus Oreobroma
ZipcodeZoo has pages for 0 species, subspecies, varieties, forms, and cultivars in this genus:
More Info
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- 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
- A flora of California, by Willis Linn Jepson. San Francisco, Calif., Cunningham, Curtis & Welch, 1909- url p. 477, p. 477.
- A report upon the boreal flora of the Sierra Nevada of California / by Frank Jason Smiley. Berkeley, Calif.: University of California Press, 1921. url p. 183.
- Lu Dequan. 1996. Portulacaceae. In: Tang Changlin, ed., Fl. Reipubl. Popularis Sin. 26: 3642.
Notes
Contributors
- The International Plant Names Index. Accessed Jan 19, 2007.
Identifiers
- Biodiversity Heritage Library NamebankID: 10768733
- Global Biodiversity Information Facility Taxonkey: 15795580
- Globally Unique Identifier: urn:lsid:ipni.org:names:699082-1
- International Plant Names Index (IPNI) ID: 699082-1
- Zipcode Zoo Species Identifier: 1378311
Footnotes
- Dequan Lu & Michael G. Gilbert "Portulacaceae". in Flora of China Vol. 5 Page 442. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
