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Aestivation – vexillary
Concepts tested here
- vexillum-standard-petal
All Questions
2016 1 question
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The standard petal of a papilionaceous corolla is also called
Standard = vexillum; wings = alae; keel = carina.
Among five petals, the largest (standard) petal overlaps the two lateral wing petals, which overlap the two smallest anterior petals. This is vexillary or papilionaceous aestivation; the standard petal is the vexillum.