Curvirostres (kervirostrez)

pl. [NL., curviserial (kér-vi-sē'ri-al), a. [L. curr us, curved, + series, series, + -al.] Arranged in curved or spiral ranks: in bot., applied by Bravais to a theoretical form of leaf-arrangement in which the angle of divergence is in com men Tenny son, The Brook. surable with the circumference, and conse curviserial cut quently no leaf can be exactly above any preceding one. The ordinary forms of phyllotaxy indicated by the fractions,,, etc., approximate more and more closely to this, and the deviation in the and arrangements is inappreciable. Such forms, therefore, are sometimes so designated.