Spiral
提供: 広島大学デジタル博物館
2017年4月30日 (日) 11:35時点におけるInoue (トーク | 投稿記録)による版 (ページの作成:「= spiral = * (日本語) * (Español) == Definition == === Glossary of Plant Systematics (1st ed.) by Simpson (2006) === * (a) Alternate, with poi...」)
spiral
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Definition
Glossary of Plant Systematics (1st ed.) by Simpson (2006)
- (a) Alternate, with points of attachment in more than three rows/ranks. Syn: polystichous. (arrangement) (b) Perianth parts arranged in a spiral, one per node, not in distinct whorls. (perianth arrangement) (c) Stamens arranged in a spiral, one per node; not whorled. (stamen arrangement) (c) A type of endothecium in which the secondary wall thickenings are spiral or helical in shape.