Leaves abaxially glabrous or laxly hairy but never tomentose .
除了从未被绒毛有毛的叶背面无毛的或稀松的。
Panicle effuse or laxly contracted , branches spreading .
平展的或稀松的收缩的圆锥花序，分枝平展。
Chinese law required that all hospitals officially be smoke-free by the end of 2011 , but that rule like many in china concerning tobacco has been laxly enforced .
