Funastrum
Funastrum cynanchoides
Funastrum is a plant genus of the subfamily of milkweed plants ( Asclepiadoideae ) in the family of the dogbane family ( Apocynaceae ).
Features
The genus includes herbaceous, or halbstrauchige Winder and climbers. Rhizomes occur in some species. The latex is white and has a slight garlic odor. The stems are glabrous, or slightly hairy up close. The herbaceous leaves are persistent or obsolete. They are long and from 0.5 to 5 cm wide and 2-9 cm. The leaf shape ranging from oval to oblong- acuminate lanceolate.
Six to 18 flowers are in an inflorescence, which may be longer or shorter than the adjacent leaves. The flower stalk ( pedicel ) is hairy bald or weak. The hermaphrodite and five petals have a diameter 6-12 mm. The sepals are apically pointed oval to triangular. The corolla lobes are oblong or oval, oval - lanceolate and apically pointed or rounded. Often the edges are folded back. The flower colors range from white, cream, to green and yellow. The axes are labeled with a dark red to dark brown veining, to the edge they are hairy. The corona consists of a fleshy, non- lobaten ring at the junction of corolla and " Gymnostegium ". The five pocket-shaped Praise rest on the five stamens.
Individually hanging fruit have a length of about 5.0 to 8.5 cm long and a diameter of 1.0 to 2.5 cm. The brown seeds are from 2.5 to 8 mm long and from 1.5 to 4 mm wide. They are oval with an extended, mostly denticulate margin.
Dissemination
The genus is Funastrum beheimat exclusively in North and South America. You get there before in arid to semi-arid areas, plains, in the Pampas, on stony slopes at altitudes from sea level to about 1500 m.
System
Synonymy
- Ceramanthus ( Kunze ) Malme (1905 ), nom. illeg. , non Ceramanthus Hassk. (1844 ), Euphorbiaceae
- Cystostemma E.Fourn. (1885 )
- Seutera Reichb.
- Patt alias S.Watson
- Philibertella Vail (1897 ), nom. nov. per Philibertia K.Schum. (1895 ), non Philibertia Kunth (1819 )
The type species for Funastrum is Funastrum angustissimum ( Andersson ) E.Fourn. ( Asclepias angustissima Andersson )
Species
The genus contains Funastrum depending on the author up to 17 species and / or varieties ( or more):
- Funastrum angustissimum ( Andersson ) E.Fourn.
- Funastrum arenarium ( Decne. ex Benth. ) Songs
- Funastrum bilobum Hook. et Arn.
- Funastrum clausum ( Jacq. ) Schult.
- Funastrum crispum ( Benth. ) Schltr.
- Funastrum cynanchoides Schltr. (with three varieties: var cynanchoides cynanchoides F. and F. cynanchoides var hartwegii and F. cynanchoides var heterophyllum ( Vail ) Kartesz )
- Funastrum elegans Decne.
- Funastrum glaucum ( Kunth ) Schltr.
- Funastrum heterophyllum ( Engelm. ex Torr. ) Standlschmaus.
- Funastrum hirtellum ( A. Gray ) Schltr.
- Funastrum lindenianum ( Decne. in A. DC. ) Schltr.
- Funastrum linear ( Decne. ) J.F.Macbr.
- Funastrum odoratum ( Hemsl. ) Schltr.
- Funastrum pannosum Schltr.
- Funastrum torreyi ( A. Gray ) Schltr.
- Funastrum utahense ( Engelm. ) Woodson