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Related to Sanvitalia: Sanvitalia procumbens
a genus of low-growing annual or perennial herbs of the family Compositae. The stems are strongly branching, and the leaves are opposite and entire. The inflorescences are small heads, which are axillary or on the tips of shoots. The ray flowers are pistillate, and the disk flowers are bisexual. The achenes are three-sided and have a pappus of short bristles. There are seven or eight species, distributed in the southwestern United States and in Mexico. S. procumbens is used as a border and rock-garden plant. An annual with a procumbent or extensively proliferating stem, it flowers abundantly until the first frosts. The ray flowers are yellow, and the disk flowers are dark purple.