Tepals not winged , not accrescent in fruit .

花被片无翅，在果期不增大。

Calyx cup-shaped , 5-lobed , often accrescent and spreading in fruit .

花萼杯状，5裂，经常增大和在果期开展。

Calyx deeply 5-lobed , accrescent , persistent at base of drupe in fruit .

深深的花萼5裂，增大，在果期在核果的基部的宿存的。

Flowers bisexual . Perianth persistent , 5-parted , not accrescent in fruit .

花两性花被宿存，5深裂，在果期不增大。

Inflorescences terminal or axillary . Sepals 5 , reddish , completely enclosing floral bud , margins entire , accrescent after flowering , persistent in fruit .

圆锥花序顶生或腋生萼片5，带红色，完全包围花芽，边缘全缘的，花后增大，在果期宿存。