Surianaceae

Abstract

Trees or shrubs; trichomes simple or glandular, or plants glabrous. Leaves alternate, simple or compound and with alate rachis, petiolate or almost sessile, subcoriaceous to fleshy, rarely with nectaries on petiole or midrib (Cadellia); venation pinnate-reticulate; stipules present or not. Inflorescences axillary or terminal, sometimes borne on the branches, few-to many-flowered panicles or cymes, or flowers solitary in leaf axils; bracts and prophylls generally present; pedicels articulated or not. Flowers actinomorphic, perfect or polygamous; sepals 5(-7), quincuncially imbricate, distinct or united at base, generally persistent; petals 5 or (Stylobasium) 0, imbricate, unguiculate or not, yellow, orange, cream or white, caducous; stamens obdiplostemonous, 10 or 5+5 staminodes, the staminodial whorl often reduced in number; filaments free, the antesepalous ones generally longer than the antepetalous ones, sometimes articulated, caducous or persistent, glabrous or basally pilose; anthers tetrasporangiate, basi fixed or dorsifixed, versatile, introrse (rarely latrorse), opening by longitudinal slits; ovary superior, apocarpous, carpels 1–5, inserting on the ± flat receptacle or on a gynophore (Recchia), glabrous or pilose; placentation basal, ovules 2 per carpel, collateral; stylodia gynobasic; stigmas capitate or peltate. Fruit a berry, drupe or nutlet, 1-seeded, mesocarp hard or fleshy (and sometimes fibrous), endocarp usually hard, bony; endosperm 0orrarely (Stylobasium) sparse; embryo curved, conduplicate, transversally induplicate or globose, cotyledons fleshy (thin in Cadellia), oily or starchy.

Keywords

These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.