Leaves alternate, oblanceolate, obtuse, sessile, semiterete; flowering branches simple, erect, sparsely leafy, 5 – 12 (- 15) cm.
叶互生，倒披针形，钝，无柄，半圆柱形；花序简单，直立，几乎无花序叶，5–12（-15）厘米高。
On erect branches, lac insects distributed around the branch, but on most decline branches, lac insects only settled on shaded parts.
在直立枝条上，紫胶蚧呈环状带分布，在多数倾斜枝条上，紫胶蚧分布在背阴面。
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