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Genus Tinospora Family Menispermaceae

Description: Woody climber, some species ± deciduous.

Leaves palmately veined, lamina broad-ovate to triangular, the base usually cordate to hastate, juvenile leaves often lanceolate-oblong and hastate at the base; reticulum prominent on both surfaces.

Inflorescence thyrsoid, sometimes appearing when plant is leafless. Sepals mostly 6, outer 3 smaller and ± membranous; petals mostly 6, fleshy. Male flowers with 6 stamens. Female flowers with 6 staminodes, 3 carpels, stigma reflexed with short pointed lobes.

Drupes 3, borne on a common stalk.


Distribution and occurrence: World: 32 species, tropical Africa, Madagascar, Asia, Pacific islands. Australia: 3 species (endemic), Qld, N.S.W., N.T., W.A.

Text by G. J. Harden
Taxon concept:

 Key to the species 
1Leaves with domatia appearing as glandular patches in basal vein axils on lower surface; venation obvious on both surfaces but not raised; stems more or less succulentTinospora smilacina
Leaves without domatia in basal vein axils; venation on both surfaces coarse and prominently raised; stems woodyTinospora tinosporoides

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