Acridocarpus  

Small tree or shrub up to 5 m. in height, sometimes scrambling or climbing; stems with younger parts bright yellow- or reddish-sericeous, older ones glabrous, lenticellate. Leaf-lamina 7-12 (15) x 0.5-4.5 cm., oblong, oblanceolate, oblong-ovate, oblong-oblanceolate, linear or linear-lanceolate, apex obtuse, subobtuse, or acuminate, base cuneate, rarely rounded, mostly quite glabrous on both surfaces (younger ones sometimes +/- pubescent), coriaceous, with 7-11 pairs of lateral nerves beneath, somewhat reticulate, with usually 2 (4) glands at the very base beneath; petiole stout, 2 (5)-10 (13) mm. long, canaliculate, usually glabrous. Inflorescences 5-15 (25) cm. long, of many-flowered racemes terminating leafy branches, very rarely axillary, pyramidal in outline; bracts up to 5 mm. long, subulate, persistent, eglandular; bracteoles 1-2.5 mm. long, subulate, eglandular. Flowers 2-3.3 cm. in diam. Calyx-lobes 3.5-5 mm. long, 2-2.5 mm. broad, broadly ovate to ovate, glabrous or rarely sericeous outside, the 2 anterior ones usually with 2 glands affixed near the edges above the base. Petals 10-15 mm. long, subcircular, yellowish, +/- lacerate, shortly unguiculate, claw c. 2 mm. long. Stamens with anthers c. 5 mm. long, lanceolate or lanceolate-oblong; filaments 2-2.5 mm. long, glabrous. Ovary densely hairy; styles +/- 1.5 mm. long, curved inwards. Samara with wing up to 3 (4) x 1.7-2.2 cm., broadly obliquely ovate, with the upper margin straight, rarely slightly curved, distally obtuse, surrounding the nut to the base.