释义 |
sympetalous /sɪmˈpɛt(ə)ləs /adjective Botany(Of a flower or corolla) having the petals united along their margins to form a tubular shape.Please take some time to observe the flower shapes among the various sympetalous flowers....- A sympetalous corolla typically consists of three parts - the lobes, the throat, and the tube.
- These are the plants characterized by sympetalous corollas, epipetalous stamens, and having the number of stamens equal or less than the number of corolla lobes.
Derivativessympetaly noun ...- This may be a primitive character-state expression for the family (choripetaly in Azima is presumably less specialized than incipient sympetaly in Salvadora).
- Within a single genotype, gerbera flowers may vary in a number of parameters, including sex expression, symmetry, sympetaly, and pigmentation.
- There are thus two directions of adaptation: from polypetaly [many petals] to oligopetaly [fewer petals] and from separate petals to sympetaly [fused petals]
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