Tinospora dissitiflora is a species of liana in the genus Tinospora that is endemic to New Guinea. It grows on wet tropical biomes. Its conservation status is not threatened.
The type specimen wa collected in Gorontalo.
Tinospora dissitiflora is a woody climber with stems approximately 1.5 cm in diameter, bark smooth fulvous verrucose when young. Petioles slender, glabrous, tortuous at base and geniculate, 10âÂÂ12 cm long. Lamina glabrous, membranaceous, cordate, apex shortly acuminate, 10âÂÂ15 cm long, 8âÂÂ12 cm wide, lateral primary nerves approximately 5-palmate, besides 1âÂÂ2 ascending on both sides, others transverse, all with veinlets prominently reticulate on both surfaces when dry. Male panicles arising from old stems, pedunculate, narrow, with peduncle 12âÂÂ25 cm long, lateral racemes short 2âÂÂ3 cm long, bracts concave ovate 1.5âÂÂ2.5 cm long, pedicels 3âÂÂ5 mm long, outer sepals 3 ovate concave erose 1.5âÂÂ1.8 mm long, 0.8âÂÂ1 mm wide, inner 3 broadly elliptic strongly concave 4âÂÂ5 mm long, 3 mm wide, trinerved, petals 6 unguiculate broadly ovate or subcordate, filaments margin auriculate-embracing, 2âÂÂ2.5 mm long, 1.5 mm wide, stamens 6 free, anthers conspicuously extrorse, thecae dehiscing by broad lateral slits, apex almost confluent. Female inflorescences paniculate, very broad, up to 50 cm long, pedicels strict 2âÂÂ2.5 cm long. Drupes semiovoid, ventral side flat, endocarp irregularly hexangular warty, dorsal side convex not ribbed, ventral side deeply excavated with subradiate ribs, 12 mm long, 7âÂÂ8 mm wide.
It was described in 1910 by Ludwig Diels in ', from specimens collected by Carl Adolf Georg Lauterbach. It got its epithet from Latin dissitus and flos, referring to the scattered or loosely arranged flowers in the inflorescence.
It is endemic to New Guinea. It grows as a liana in forest environments. It grows on wet tropical biomes.
This species is assessed as not threatened, in a preliminary report.