Herbs annual; anthers with a slender, mucronate appendage at apex; leaves spinose at apex.
一年生草本花药具一纤细,短尖的附属物在先端;叶具刺的在先端。
Leaves alternate, terete or semiterete, fleshy, apex obtuse or easily deciduous spinose mucronate.
叶互生,圆柱状或半圆柱状,肉质,先端钝或者容易落叶短尖。
Leaf blade elliptic-oblong or broadly elliptic to orbicular, thickly leathery, margin laxly spinose dentate; calyx and pedicels glabrous.
椭圆状长圆形的叶片或宽椭圆形到圆形,厚革质,边缘稀松的具牙齿;花萼和花梗无毛。
endocarp thin, fragile crustaceous, outside wrinkled, inside with warty or spinose protuberances penetrating endosperm.
内果皮薄,脆壳质,在外面起皱,里面具瘤状的或具刺突起刺入胚乳。
Leaves sword-shaped, margin coarsely and laxly spinose serrate.
叶剑形,边缘和稀松的具刺锯齿。