V. Cruciformes, with a regular corolla, composed of four petals, placed crosswise; as the wallflower.
VI. Rosaceæ, with a regular corolla, composed of several petals, arranged in the form of a rose; as the wild rose and apple.
VII. Umbelliferæ, with a regular corolla, composed of five petals, the flowers arranged on stalks resembling the spokes of an umbrella; as in the carrot.
VIII. Caryophylleæ, with a regular corolla, composed of five petals, having long claws; as the pink.
IX. Liliaceæ, with a regular corolla, composed of six or three petals, or sometimes of one piece with six divisions; as the tulip.
Corolla of several pieces, irregular.
X. Papilionaceæ, with an irregular corolla, composed of five petals; as the pea.
XI. Anomalæ, with an irregular corolla, composed of five petals, but differing from the papilionaceous form; as the violet.
* * With compound flowers.
XII. Flosculosæ, with flowers composed of small funnel-shaped, regular corollas, divided into five segments; as the thistle.