Uvaria rupestre (Jessup) L.L.Zhou, Y.C.F.Zu & R.M.K.Saunders

Zhou, L. et al (2010) Botanical Journal of the Linnean Society 163: 39.

A shrub to 4 m tall, climbing shrub or vine.

Petioles 2.5-5.5 mm long chanelled above and densely hairy; blades 2.4-12.7 x 1.6-6.4 cm, ovate, obovate or elliptic; main lateral veins 9-12; upper surface glabrescent, hairs most dense on midrib and lateral veins; veins sunken on upper surface and retain hairs, prominently raised beneath.

Inflorescence solitary, leaf-opposed, rarely appearing terminal.  Pedicels 7-22 mm long, each with 1 or 2 bracts, ovate to widely ovate, 2-11.5 mm long, 1-8.5 mm wide.  Sepals 3, connate at base, very broadly ovate, 4-5.5 mm long, 5  - 6 mm wide, indumentum of ferruginous stellate hairs.  Petals 6, yellow - orange, with stellate ferruginous hairs; petals of outer whorl very widely ovate, 12-14 mm long, 12-14 mm wide, coriaceous, erect, free to base, inner surface glabrous where adjacent to the inner whorl; petals inner whorl concave, 10-14 mm long, 9-12 mm wide, erect, somewhat fleshy and concave and forming a dome over the stamens and carpels, inner surface glabrous along claw. Stamens numerous (110-120), ca. 2-2.2 mm long, filaments short and thick; anthers overtopped by enlarged appendage.  Carpels free, 4-6; stigma apparently sessile, involute, appearing u-shaped from above, exserted above stamens; ovules ca. 11.

Fruits somewhat obloid or ovoid, sometimes with 1-2 constrictions, 15-24 mm long, 9-15 mm wide, indehiscent, fleshy, orange-yellow; stipe 4-5 mm long. Seeds 7-12 in 2 rows, red-brown, shiny, dimidiate in outline and flattened, c. 11mm long, c.7 mm wide.

Features not available.

Occurs in NT. Grows in vine forest, Allosyncarpia forest and vegetation at base of sandstone cliffs.

Melodorum rupestre Jessup, Flora of Australia 2: 448 (2007), Type: Oenpelli Road, N.T., 12 Dec. 1984, D.L.Jones 1729; holo: BRI; iso: DNA.

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