Noun | 1. | ![]() dicot genus, magnoliopsid genus - genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination Apocynaceae, dogbane family, family Apocynaceae - chiefly tropical trees or shrubs or herbs having milky juice and often showy flowers; many are sources of drugs Acocanthera oblongifolia, Acocanthera spectabilis, poison arrow plant, winter sweet - medium-sized shrubby tree of South Africa having thick leathery evergreen leaves and white or pink flowers and globose usually two-seeded purplish black fruits Acocanthera oppositifolia, Acocanthera venenata, bushman's poison, ordeal tree - evergreen shrub or tree of South Africa |