Sarcolobus hullsii (F.Muell. ex Benth.) P.I.Forst.

Apocynaceae

Forster, P.I. (1991) Austrobaileya 3(3): 340.

A slender vine not exceeding a stem diameter of 2 cm.

Twigs and petioles produce a milky exudate. Leaf blades about 5-9 x 2-7 cm, petioles about 1.5-4 cm long. Lateral veins about 4-6 on each side of the midrib.

Flowers 3-5 mm long, 8-13 mm diam.; pedicels 5-10 mm long. Sepals lanceolate to ovate, 2-3 mm long. Corolla rotate, lobes lanceolate to ovate, 3-5 mm long, 3.5-4 mm wide, glabrous, mauve to brownish inside, green outside. Corolline corona absent; staminal corona cupular and recessed in corolla tube; lobes flattened-truncate, 0.5-1 mm long, 0.75-1 mm wide.Pollinia oblong-globose.

Follicles fusiform-ovoid, 10-13 cm long.

Features not available.

Occurs in NT and CYP. Altitudinal range from near sea level to 200 m. Grows in open forest and in or on the boundary of monsoon forest and rain forest. Also occurs in New Guinea.

Marsdenia hullsii Benth., Flora Australiensis 4: 338(1868), Type: Northern Territory, Adams Bay, Hulls; holo: K; iso: BRI, MEL.