Varilla texana
Smithsonian Contr. Knowl. 3(5): 123. 1852.
Illustrated
Treatment appears in FNA Volume 21. Treatment on page 221.
Leaf blades 10–30 × 1–2 mm. Disc corollas ca. 3 mm. Cypselae ca. 2 mm. 2n = 36.
Phenology: Flowering spring–early summer, fall.
Habitat: Usually on saline, clay or gypseous soils
Elevation: 50–200 m
Distribution
Tex., Mexico (Coahuila, Nuevo Léon, Tamaulipas).
Discussion
Selected References
None.
Lower Taxa
None.