Male flowers : androgynophore cylindrical , enclosed by calyx , apex cup-shaped .
雄花:雌雄蕊柄圆柱体,被花萼包围,顶杯状。
Petals 5 ( or 6 ) , white , cream-colored , or pink , distinct , longer than calyx in bud , imbricate ( quincuncial ) , basally adnate to a short pulvinate androgynophore ( disk ) .