Australian Tropical Rainforest Plants - Online edition
Gynochthodes sessilis Halford
Halford, D.A. (2004) Austrobaileya 6: 891. Type: Qld, SFR 607 Dinden, Bridle Creek track, 15 Jan. 2002, P.I. Forster PIF281214 R. Booth & R. Jensen; Holo: BRI; Iso: A, BISH,DNA, L, MEL, MO, P, Z.
Vine stem diameters to 6 cm recorded. Blaze turns purple on exposure. Sapwood surface often corrugated.
Leaf blades about 8-13 x 3-6 cm, petioles about 1-2 cm long. Stipules interpetiolar, triangular, about 2 mm long. Leaves dry to a very dark colour, almost black. Lateral veins about 6-8 on each side of the midrib.
Calyx (hypanthium) about 1.5-1.8 mm long. Corolla lobes reflexed, densely clothed in hairs on the inner surface.
Cotyledons about 17-21 x 9-12 mm, petioles about 1-2 mm long. At the tenth leaf stage: seedling glabrous; leaf blade about 10-15 x 2-3.5 cm, petiole about 5-6 mm long. Midrib raised on the upper surface of the leaf blade and lateral veins forming loops inside the blade margin. Stipules interpetiolar, about 2 mm long forming a short sheath around the stem, stipules abruptly narrowed into an attenuate tip at the apex. Terminal bud slightly resinous. Seed germination time 68 to 105 days.