- Quincuncial phyllotaxy
- Quincuncial Quin*cun"cial, [L. quincuncialis, from quincunx.
See {Quincunx}.]
[1913 Webster]
1. Having the form of a quincunx.
[1913 Webster]
2. (Bot.) Having the leaves of a pentamerous calyx or corolla so imbricated that two are exterior, two are interior, and the other has one edge exterior and one interior; as, quincuncial [ae]stivation. [1913 Webster]
{Quincuncial phyllotaxy} (Bot.), an arrangement of five leaves in a spiral, each leaf two fifths of a circle from the next. [1913 Webster]
The Collaborative International Dictionary of English. 2000.