Mexico, Jalisco, Rancho El Jabal, 20 km (airline) N of Colima in the SW foothills of the Volcn de Colima. The Colima/Jalisco line cuts through the ranch. Along the Rio Cordoban (= Arroyo Santa Cruz), above Cerro Campanario & the airstrip, La Joya section
19.45 -103.683333
~ 19°27' N, 103° 41' W
coordinates estimated by collector
1417 meters
4650 ft
Natural vegetation humid montane forest, here mostly cleared for pasture and partially regrown as brushy thickets. Arroyo barren; sand, gravel and rock due to flooding.
sheet - 1
Fairly common annual in open areas. "Dup. det. by G.C. Tucker"