Interesting Facts
Description
Family Boraginaceae
Herbs perennial
, biennial, or annual
, less often lianas, shrubs
, or trees
, usually bristly
or scabrous-pubescent. Leaves simple
, exstipulate
, alternate, rarely opposite, entire or serrate at margin
. Inflorescences often double
scorpioid cymes, rarely solitary; bracts present or absent. Flowers bisexual
, actinomorphic
, rarely zygomorphic. Calyx usually 5-parted or lobed
, mostly persistent
. Corolla tubular
, campanulate
, rotate, funnelform
, or salverform
; tube
appendages
5, rarely more, mostly trapeziform, rarely absent, sometimes a ring
of hairs
present; limb usually 5-parted; lobes
overlapping, rarely twisted in bud. Stamens 5, inserted
on corolla tube or rarely at throat
, included
or rarely exserted; anthers
introrse
, 2-loculed, usually dorsifixed
at base
, less often medifixed
, dehiscence longitudinal
. Nectaries at base of corolla tube or on disc below ovary. Ovary superior, 2-carpellate; locules 2 and each with 2 ovules, or 4 and each with 1 ovule; ovules nearly atropous
, semianatropous, or anatropous
. Style terminal
or gynobasic
, branched or not. Gynobase
flat, fastigiate
, or subulate
. Fruit 1-4-seeded drupes or nutlets
(mericarps) ; nutlets mostly dry, often ornamented with wings
, prickles and/or glochids (stiff bristles
with barbed
or anchorlike tips
) . Seeds vertical
or oblique
, coat
membranous; embryo straight, less often curved
; cotyledons flat, fleshy
.
About 156 genera and 2500 species: temperate
and tropical regions
, centered in the Mediterranean region; 47 genera and 294 species in China, of which four genera and 156 species are endemic.[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:
Asteridae
()
- Takhtajan, 1967
- Superorder:
Solananae
()
- R. Dahlgren Ex Reveal, 1992
- Order:
Boraginales
()
- Dumortier, 1829
- Family:
Boraginaceae
()
- A.L. de Jussieu, 1789, nom. cons.
- borage, bourraches
- Genus:
Rhytispermum
()
- Specific epithet:
minimum
- Rchb.f.
- Botanical name: - Rhytispermum minimum Rchb.f.
- Specific epithet:
minimum
- Rchb.f.
- Genus:
Rhytispermum
(
- Family:
Boraginaceae
(
- Order:
Boraginales
(
- Superorder:
Solananae
(
- Subclass:
Asteridae
(
- Class:
Magnoliopsida
(
- Infraphylum:
Radiatopses
(
- Subphylum:
Euphyllophytina
(
- Phylum:
Tracheophyta
(
- Subkingdom:
Viridaeplantae
(
- Kingdom:
Plantae
(
Similar Species
Members of the genus Rhytispermum
ZipcodeZoo has pages for 1 species, subspecies, varieties, forms, and cultivars in this genus:
More Info
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- Search using Specialized Databases: GenBank | Medline | Scirus | CISTI/CAL | Agricola Periodicals | Agricola Books
Further Reading
- Wang Wen-tsai, Liu Yu-lan, Zhu Ge-ling, Lian Yong-shan, Wang Jing-quan & Wang Qing-rui in Kung Xian-wu & Wang Wen-tsai, eds. 1989. Boraginaceae. Fl. Reipubl. Popularis Sin. 64(2): 1-253.
Notes
Contributors
Identifiers
- Biodiversity Heritage Library NamebankID: 10566967
- Global Biodiversity Information Facility Taxonkey: 15254842
- Globally Unique Identifier: urn:lsid:ipni.org:names:120456-1
- Zipcode Zoo Species Identifier: 3181208
Footnotes
- Gelin Zhu, Harald Riedl & Rudolf V. Kamelin "Boraginaceae". in Flora of China Vol. 16 Page 329. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
