28 September 2011.
Texas, United States
Locality: Jeff Davis. TNC preserve. Davis Mountains. About 10 miles W of split of 10 and 20, take 118 S to about 5 miles S of 118-166 split to TNC driveway, SW down Madera Canyon dirt road about 5.5 miles to Bridge Gap / Tobe Gap roads, then up Tobe to Tobe spring trail to Tobe Spring.
Coordinates: 30.6386, -104.1788
(Map it)
Elevation: 2249m.
Habitat: Wild Habitat
Environment description: In N-facing steep canyon under forest shade in thick mulch over moist black soil.
Comment: For additional collecting details see the
Potato Collecting Expedition Log
Collector(s):