先出叶 [
xiān chū yè]
[植] prophyll
[植] prophyllum
- 分枝芽高,龙骨状的先出叶2,最初关闭对前面,在小海角上。
Branch buds tall, prophylls 2-keeled, initially closed at front, on small promontory. - 花序具苞片,侧被包着以一苞片和基部具先出叶。
Inflorescence bracteate, lateral spikelets subtended by a bract and basally prophyllate. - 叶或鳞片状的苞片,具1伞形花序,基部不具先出叶的雄花序生于腋;
Male inflorescence borne in axil of leaf or scalelike bract, of 1 umbel, basally not prophyllate;