leaves alternate, terete or semiterete, fleshy, apex obtuse or easily deciduous spinose mucronate.

branchlets terete, thin, minutely striate, yellowish brown tomentose.

小枝圆柱状，薄，具细条纹，黄棕色被绒毛。

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branchlets dark reddish brown, terete, initially densely yellow pubescent, glabrous when old.

棕色，圆柱状的小枝深色带红色，最初密被黄色短柔毛，无毛的老时。

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stems terete, striate, with small bullate tubercles, more dense when mature.

茎圆柱状，具条纹，有小小瘤，成熟时非常紧密。

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shrubs climbing. stems terete, striate, glabrous.

攀援灌木茎圆柱状，具条纹，无毛。

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stems 2 to many, erect, terete at base, upper part with raised lines descending from bases of leaves, sparsely black glandular striate.

茎2到多数，直立，在基部，上半部分具凸起线从基部的叶，黑色具腺具条纹的疏生上下来。

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stems terete or obscurely quadrangular, woody at base, simple or weakly branched.

四棱的茎圆柱状或不明显，在基部木质，单或身体虚弱的分枝。

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branchlets terete, becoming yellowish brown to red-brown and subglabrous, nodes with an elevated leaf scar.

小枝圆柱状，成为黄棕色到红棕色并且近无毛，节点用一提高的叶痕。

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branchlets brown or reddish brown, terete, with soft hairs, glandular hairs, and sparse, needle-like or small curved prickles.

小枝棕色的或红棕色，圆柱状，有柔软的头发，腺毛和稀少，象针一样或者小弄弯的刺。

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branches gray-green to gray-brown, terete, glabrous, twigs green to light green, glabrous.

枝灰绿到灰色的棕色，圆柱状的，无毛，小枝绿色到淡绿，无毛。

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branchlets brown, terete, with dotted or linear lenticels, glabrous, densely scurfy glandular.

棕色，圆柱状的小枝，有点缀的或线形皮孔，无毛，浓密皮屑似腺。

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stems usually numerous, terete or weakly angular, shortly branched, copiously minutely glandular at apex.

丰富，茎通常多数，圆柱状或身体虚弱具角，短分枝微小的具腺在先端。

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stems in clusters, unbranched or with a few branches, slender, terete, 1-1. 5 mm thick, glabrous.

簇生茎，不分枝或具几分枝，纤细，圆柱状，1-1.5毫米粗，无毛。

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branchlets reddish brown or grayish brown to grayish black, terete, slender, initially strigose, glabrous when old.

小枝红棕色或者淡灰棕色到带灰色黑色，圆柱状，细长，最初具糙伏毛，无毛的老时。

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branches dark brown, terete, glabrous, slightly striate.

分枝暗褐色，圆柱状，无毛，稍具条纹的。

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branchlets black-brown, terete, glabrous or sparsely acicular hirsute, with elliptic lenticels.

小枝黑棕色，圆柱状，无毛或者稀少针状多毛，带有椭圆的皮孔。

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shrubs climbing. stems terete, striate, densely gray-yellow villous.

攀援灌木茎圆柱状，具条纹，浓密灰黄色的具长柔毛。

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branchlets grayish brown to brownish, terete, initially densely yellowish strigose, glabrous when old.

小枝淡灰棕色到带褐色，圆柱状，最初浓密淡黄具糙伏毛，无毛的老时。

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herbs perennial. roots robust, terete, sometimes much branched.

多年生草本粗壮，圆柱状的根，多分枝的有时。

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branchlets spreading, dark reddish brown, terete, robust, initially white pubescent, glabrous when old.

小枝开展，棕色，圆柱状，壮健的深色带红色，最初白色短柔毛，无毛的老时。

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branches gray-black to gray-brown, terete, sturdy, twigs greenish or yellow-greenish, striate.

分枝灰色黑色的到带绿色灰色棕色，圆柱状，粗壮，小枝带绿色的或黄带绿色，具条纹。

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