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Alyxia grandis

Family

Apocynaceae

Botanical Name

Alyxia grandis P.I.Forst.

Forster, P.I. (1992) Australian Systematic Botany 5(5): 573. Type: Qld, Kauri Creek road, S.F. 185 Danbulla (17 06 S, 145 35E), 27.i.1992, P. I. Forster 9553; holo: BRI; iso: A, B, BISH, DNA, L, MEL, NY, PERTH.

Stem

Grows into a tree-top vine, stem diameters to 5 cm recorded. Lenticels pale, large and conspicuous, elongated laterally. Milky exudate from the pith as well as the bark.

Leaves

Leaves produced in whorls of three or four. Twigs and petioles produce a milky exudate. Leaf blades about 5.5-9 x 2-3.5 cm, petioles about 0.2-1.2 cm long, grooved on the upper surface. Leaves thick and leathery, lateral vein angle almost 90.

Flowers

Flowers about 2.5-4 mm diam. Sepals triangular, about 1.7-2.5 mm long, sparsely hairy. Corolla tube about 2.5-3 mm long, hairy on the inner surface, lobes about 1.4-2.5 mm long, reflexed at anthesis. Anthers triangular, finely pointed at the apex. Ovaries fused at the base, each about 0.5 mm long.

Seedlings

Features not available.

Distribution and Ecology

Endemic to NEQ. Altitudinal range from near sea level to 1300 m. Grows in a variety of rain forests but is more common in mountain rain forest, particularly on granite.

NEQ

X

Vine

X

RFK Code

2088