Yucca glauca ssp. albertana Hochstätter
Palliser Triangle Yucca.Piante Grasse 20(1): 3-10.2000.
Type: HOCHSTÄTTER fh 1I79.72 Milk River/Lost River, Canada. 900 rn, SRP, 6 October 1999.
Other representative material studied.
| Montana (USA) / Alberta (Canada): | fh 1181.2, fh 1181.3, fh 1181.5. |
Yucca glauca ssp. albertana, fh 1179.72, May 1998
Lost River / Milk River, Alberta, Canada, 900m on south-facing hills