B. F. Hansen, J. Hansen, T. S. Cochrane, B. A. Cochrane, & C. S. Keller
3853
1976-03-23
1976-3-23
Mexico, San Luis PotosÃ, S-most tip of Sierra Tanchipa or Boca del Abra, E edge of El Abra, 6.4 mi. (by road) E of Ciudad Valles on MEX 110.
21.9667 -98.8833
100 meters
100 m
Tropical deciduous forest, canopy trees 4.6-10.7 m tall, with spiny legumes, Bursera simaruba, and Ficus in large canyon; weedy, grassy railroad right-of-way with Phyla nodiflora, Solanum diphyllum.