Emplectanthus dalzellii D.G.A.Styles

Herbaceous climber with slender stems up to 4 m in height. Leaves opposite, entire, veins often suffused reddish-maroon beneath; petiole 10-18 mm long; blade 35-75 x 13-50 mm, ovate, apex acuminate, base cordate to indistinctly cordate, lacking the deep and prominent sinus of E. cordatus and E. gerrardii, with sparse, short whitish hairs above and on the margins, glabrous beneath except for a few scattered, sparse hairs along the veins. Inflorescence comprising sessile to subsessile fascicles produced laterally from the nodes, each fascicle comprising up to 8 flowers. Calyx yellowish to horn-coloured, comprising 5 glabrous, lanceolate sepals, each ± 2 mm long. Pedicels slender, 17-21 mm long, with short whitish hairs. Corolla deeply 5-lobed, with united part forming a prominent but short cupular tube, 2-2.2 mm deep and 4-5 mm in diameter, closely fringed at the mouth with short, whitish hairs 0.2-0.35 mm long, that extend to the basal portion of the lobes; lobes 4-5 mm long and 3.5-4 mm wide at base, deltoid-ovate, apex acute. Gynostegium 2.5-2.7 mm in diameter at the base and ± 2.1 mm in height; outer corona lobes ± 0.75 mm long, pouch-like, bifid with each divergence produced into a small, horn-like, reflexed tubercle directed away from the other; inner corona lobes strap-like, 1.4-1.6 mm in height, 0.35-0.45 mm wide at the narrowest basal point, broadening terminally to 0.60-0.75 mm, following the anthers before becoming reflexed and produced much above them to cluster and overlap in irregular fashion. The peduncle, pedicels, corolla and corona are all shades of maroon. Pollinarium with pollinia pale yellow, ovoid, up to 260 x 150 æm; corpusculum deep amber, up to 80 x 50 æm. Fruit not seen.