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branchlets and petioles velutinous, hairs ca. 3 mm. stipule filiform, ca. 5 mm;
天鹅绒似的小枝和叶柄,大约3毫米托叶丝状,约5毫米的头发;
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leaves basal, dense, petiolate, circinately 2-folded toward stipule when young;
叶基生,紧密,,环状2折叠朝幼时托叶;
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stipule absent. flowers bisexual, 5-merous, in axillary cymes, rarely solitary;
无托叶花两性,5瓣,在腋生的聚伞花序,很少单生里;
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托叶与叶轴基部合生,边缘篾齿状分裂,有腺毛。
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true stipules absent, sometimes a stipule-like sheath present at base of petiole.
托叶无,有时在叶柄的基部有一个托叶状的鞘。
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