herbs annual. stems creeping, diffuse, numerous branched, to more than 1 m, glabrous proximally, puberulent distally.

young branches brownish gray when dry, puberulent, with small lenticels, leaf scars obvious.

干燥时带褐色的幼枝灰色，被微柔毛，小的具，明显的叶痕。

branchlets whitish yellow when dried, densely yellowish stellate puberulent when young, glabrescent.

干燥时的小枝带白色黄，幼时的浓密淡黄星状微柔毛，后脱落。

branches of current year glabrous, sparsely puberulent, or densely pubescent.

当年的枝无毛，疏生微柔毛，或者密被短柔毛。

densely and minutely reddish puberulent on branchlets, petioles, abaxial leaf surface, and inflorescence rachis.

浓密和被微柔毛的带红色的微小的在小枝上，叶柄，叶背面，以及花序轴。

branchlets glabrous or slightly puberulent, rarely sparsely shortly stalked glandular, unarmed.

小枝无毛或者稍具微柔毛，腺，非武装的具短柄的很少稀少。

leaf blade glabrescent to sparsely puberulent, base strongly oblique, cuneate to rounded.

叶片后脱落对疏生微柔毛，基部强烈偏斜，到圆形。

stems erect, usually simple, black glandular punctate, glabrous on lower part, puberulent on upper part.

茎直立，通常单，黑色腺点，在下半部分上无毛，在上半部分上被微柔毛。

sepals broadly ovate, persistent, ascending, glabrous or puberulent, base of lateral pair not saccate.

宽卵形，宿存，上升的萼片，无毛或具微柔毛，不囊状的侧对的基部。

stems erect or ascending, branched from base, minutely puberulent with simple or short-stalked trichomes less than 0. 1 mm, rarely glabrous.

茎直立或上升，单的分枝自基部，稍被微柔毛具或短茎不到0.1毫米，很少无毛。

stem solitary, rigid, branching from the middle, solid, acute-ridged, deeply fluted, nodes puberulent or glabrous.

茎单生，硬质，中间分枝，实心，锐尖使成脊状，深深具沟，节被微柔毛或无毛。

calyx densely glandular puberulent outside, red glandular; leaves succulent.

浓密具腺被微柔毛的花萼在外面，红色具腺；叶肉质的。

leaf blade persistently downy-puberulent; pedicel and calyx densely puberulent with mostly short, weak hairs.

叶片持续具短绒毛被微柔毛；花梗和花萼用主要短，弱的头发密被微柔毛。

2 (1) stem and raceme densely spreading puberulent, mixed with a few yellow, glandular hairs.

茎和总状花序浓密开展被微柔毛的的，混合具一些黄，腺毛。

leaf margin serrulate or inconspicuously undulate, petiole and veins on abaxial leaf surface sparsely puberulent.

叶缘有细锯齿或不明显波状，叶柄和脉在疏生微柔毛叶背面上。

teeth semicircular to circular, stellate puberulent, apex spinescent-acuminate.

对圆，星状微柔毛半圆的齿，先端具刺渐尖。

fruit base rounded, obtuse, or truncate, valves not reticulate or obscurely reticulate, glabrous or sparsely puberulent when young.

果基部圆形，钝，或截形，裂爿并非网状的网状或不明显，或疏生微柔毛幼时。

stems ascending or erect, simple, densely ferruginous-furfuraceous, sparsely puberulent.

茎上升或直立，单，浓密铁锈色软鳞片，疏生微柔毛。

calyx lobes broadly ovate, acute or obtuse, puberulent, ciliate, inconspicuously pellucid punctate-lineate.

萼裂片宽卵形，锐尖或钝，被微柔毛，具缘毛，难以觉察透明具线纹。

young branches, annual branches, and petioles sparsely or densely grayish pubescent; pedicels sparsely puberulent.

浓密的幼枝，一年生枝和叶柄疏生或浅灰色的短柔毛；花梗疏生微柔毛。

trunk to 50 cm d. b. h. branchlets densely puberulent with a few much longer hairs, usually tipped with slender inconspicuous spines.

通常，树干兑50厘米直径小枝密被微柔毛具一些非常长毛端部具纤细不明显刺。