Interesting Facts
Description
Family Proteaceae
Trees
or shrubs
. Stipules absent. Leaves alternate, rarely opposite or whorled
, simple
or variously divided
. Inflorescences axillary
, ramiflorous
, cauliflorous
, or terminal
, simple or rarely compound
, with flowers borne laterally either in pairs or sometimes singly, racemose, sometimes spicate
, paniculate
, or condensed into a head
; bracts subtending
flower pairs usually small, sometimes accrescent
and woody; floral
bracts usually minute or absent. Flowers bisexual
or rarely unisexual
and dioecious, actinomorphic
or zygomorphic. Perianth segments (3 or) 4(or 5), valvate
, usually tubular
in bud; limb short, variously split at anthesis
. Stamens 4, opposite perianth segments; filaments
usually adnate
to perianth and not distinct
; anthers
basifixed
, usually 2-loculed, longitudinally dehiscent
, connective
often prolonged. Hypogynous glands
4 (or 1-3 or absent), free
or variously connate
. Ovary superior, 1-loculed, sessile or stipitate
; ovules 1 or 2(or more), pendulous, laterally or basally, rarely subapically attached. Style terminal, simple, often apically clavate
; stigma terminal or lateral
, mostly small. Fruit a follicle, achene, or drupe or drupaceous
. Seeds 1 or 2(or few to many), sometimes winged
; endosperm absent (or vestigial) ; embryo usually straight; cotyledons thin or thick and fleshy
; radicle short, inferior.
About 80 genera and ca.
1700 species: mostly in tropics and subtropics, especially in S Africa and Australia: three genera (one introduced
) and 25 species (12 endemic, two introduced) in China.
The family
is subdivided into Bellendenoideae, Caranarvonioideae, Eidotheoideae, Grevilleoideae, Persoonioideae, Proteoideae, and Sphalmioideae; all Chinese genera belong to Grevilleoideae. Grevillea robusta is grown extensively as a street tree in S China, especially in Yunnan.[1]
Taxonomy
- Domain:
Eukaryota
(
)
- Whittaker & Margulis,1978
- eukaryotes
- Kingdom:
Plantae
()
- Haeckel, 1866
- Plants
- Subkingdom:
Viridaeplantae
()
- Cavalier-Smith, 1981
- Phylum:
Magnoliophyta
()
- Sinnott, 1935 ex Cavalier-Smith, 1998
- Flowering Plants
- Subphylum:
Euphyllophytina
()
- Infraphylum:
Radiatopses
()
- Kenrick & Crane, 1997
- Class:
Magnoliopsida
()
- Brongniart, 1843
- Dicotyledons
- Subclass:
Rosidae
()
- Takhtajan, 1967
- Superorder:
Proteanae
()
- Takhtajan, 1967
- Order:
Proteales
()
- Dumortier, 1829
- Family:
Proteaceae
()
- A.L. de Jussieu, 1789, nom. cons.
- proteas
- Genus:
Sorocephalus
()
- Specific epithet:
palustris
- Rourke
- Botanical name: - Sorocephalus palustris Rourke
- Specific epithet:
palustris
- Rourke
- Genus:
Sorocephalus
(
- Family:
Proteaceae
(
- Order:
Proteales
(
- Superorder:
Proteanae
(
- Subclass:
Rosidae
(
- Class:
Magnoliopsida
(
- Infraphylum:
Radiatopses
(
- Subphylum:
Euphyllophytina
(
- Phylum:
Magnoliophyta
(
- Subkingdom:
Viridaeplantae
(
- Kingdom:
Plantae
(
Similar Species
Members of the genus Sorocephalus
ZipcodeZoo has pages for 0 species, subspecies, varieties, forms, and cultivars in this genus:
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Further Reading
Notes
Contributors
Identifiers
- Biodiversity Heritage Library NamebankID: 8651739
- Global Biodiversity Information Facility Taxonkey: 15803077
- Globally Unique Identifier: urn:lsid:ipni.org:names:706693-1
- Zipcode Zoo Species Identifier: 3662246
Footnotes
- Huaxing Qiu & Peter H. Weston "Proteaceae". in Flora of China Vol. 5 Page 192. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
