Known only from one occurrence at Hidden Lake in the San Jacinto Mtns. Threatened by trampling and recreational activities. Only known occurrence is located in Mount San Jacinto State Park. See Brittonia 5:285 (1945) for original description.
California Native Plant Society (CNPS).
Inventory of Rare and Endangered Plants (online edition, v8-01a).
California Native Plant Society. Sacramento, CA. Accessed on
.