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The Arizona snakecotton (Froelichia arizonica) belongs to Amaranthaceae (the Amaranth family). It is a perennial herb that is distributed in the southwestern United States, from Arizona to Texas, and northern Mexico. It grows in dry rocky areas and hillsides, and is 30 to 100 cm tall. It has several stems that branch well distally. The lanceolate leaves are densely packed at the base of the stem and covered in whitish hairs. It flowers at the tips of branches almost year-round. The perianth segments are narrowly elliptic, densely covered in woolly hairs, and bright white. There is one or more basal projections or thorns on one or both sides of the perianth segments.
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