覆盖分泌腺的表皮表面光滑，无鳞片和毛状突起。
The epicuticle overlying the gland is smooth and lack of scales.
结果表明，剥除鳞片的越冬芽是无患子快速繁殖最理想的外植体。
The results indicated that the best explant was the surmount-winter bud whose scales were peeled for rapid propagation.
三者之间无显著差异，并且它们的雌花都具有由一至三枚小鳞片组成的花被。
There are no significant differences among the three species, and their female flowers are all provided with a perianth of one to three small scales.
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