from The Century Dictionary.
- Arranged in curved or spiral ranks: in botany, applied by Bravais to a theoretical form of leaf-arrangement in which the angle of divergence is incommensurable with the circumference, and consequently no leaf can be exactly above any preceding one.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Bot.) Distributed in a curved line, as leaves along a stem.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective botany Distributed in a
curved line, as leavesalong a stem.
from Wiktionary, Creative Commons Attribution/Share-Alike License
Latin curvus bent + English serial.
The leaves of this plant are naturally rectiserial and decussate, but, in the twisted stem the leaves were curviserial, and arranged according to the 5/13 plan.