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Seeds subglobose, roughened or reticulated, not carunculate.—Erect herbs or undershrubs, with purplish juice, and alternate usually stipulate leaves.

On the testa, at various points, there are produced at times other cellular bodies, to which the name of strophioles, or caruncles, has been given, the seeds being strophiolate or carunculate.

Seeds carunculate.—Stellate-downy, or scurfy, or hairy and glandular plants, mostly strong-scented; the fertile flowers usually at the base of the sterile spike or cluster.