Petals usually 4-7 or absent , entire or cleft , hypogynous or perigynous .
通常花瓣4-7或无,全缘或半裂,周位的或。
Hypogynous glands 4 ( or 1-3 or absent ) , free or variously connate .
腺下位4(或者1-3或者缺席),离生或各种方式合生。
Leaf blade obovate-oblong to broadly oblanceolate , apex acute to shortly acuminate ; hypogynous glands basally connate .
叶片卵状长圆形到宽倒披针形,先端锐尖到短渐尖;下位的腺基部合生。
Flowers bisexual to rarely unisexual , pinkish to white , pendent or erect , actinomorphic and hypogynous , arranged in panicles or racemes .
花两性或很少单性,粉红色或白色,下垂或者直立,辐射对称和下位,组成圆锥花序或者总状花序。
Calyx tube absent , calyx not adnate to ovary ( i.e. , flowers hypogynous ) , sepals free or partly fused , sometimes completely fused in bud , ovary when present free .