植物茎分枝结构决定了不同植物的不同形态结构。
The diversified architecture of plants is determined primarily by the pattern of shoot branching.
茎单一或数个和丛生，上面分枝，密被糙硬毛，毛盘状的在基部；分枝纤细，平展。
Stems single or several and cespitose , branched above, densely hispid, hairs discoid at base; branches slender, spreading.
茎<4厘米高，很少分枝。
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