27 July 1977.
Locality: 31.4 KM S OF GUAMUCHIL ON CULIACAN RD, ON GREY-BRN
Coordinates: 25.1500, -107.5200
(Map it)
Elevation: 200m.
Aspect: East;
Landuse: Grassland/Meadow;
Parentrock: Alluvium;
Slope: Undulating;
Soil_Texture: Clay Loam;
Assoc_Species: With Cacti And Many Other Spinose Species;
Rainfall: 450;
Notes: Occasional, Climbing On Low Deciduous Forest Spp.
27 July 1977.
Mexico
Collector(s):