United States, Texas, Pecos, Along Hwy 285, southeast corner of Pecos county.
On limestone hill.
B. def. pectinatus but a form with white spines. It is a well-established form PP think it has a fendleri-like flower but color different. 16 ribs.
Sheets - 1
On limestone hill. B. def. pectinatus but a form with white spines. It is a well-established form PP think it has a fendleri-like flower but color different. 16 ribs.