Corona lobes elliptic, adnate to base of gynostegium.

副花冠裂片椭圆形，合蕊冠的贴生于基部。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝或二叉。通常的花序一多歧聚伞花序。种子椭圆形，形椭圆形，或角形的，平滑的，皱褶，或瘤状的突起或肋。

Seeds elliptic, base sharp, apex retuse, back chalazal knot zonate, with transverse and obtuse ribs, ventral holes furrowed from upper middle to apex.

种子椭圆形，基部尖锐，先端微凹，环纹的背种脐，横裂和钝肋，腹洞棱槽从上中间到先端。

With the concavity and integrability of sublinear terms near zero,the symmetry results for a class of sublinear elliptic equations are given by making use of the moving-plane method.

本文利用次线性项在零点附近的凹性和可积性，用移动平法给出了一类次线性椭圆方程正解的对称性.

Abstract With the concavity and integrability of sublinear terms near zero,the symmetry results for a class of sublinear elliptic equations are given by making use of the moving-plane method.

摘 要 本文利用次线性项在零点附近的凹性和可积性，用移动平法给出了一类次线性椭圆方程正解的对称性.