Based on an September 2020 extract of the California Plant Rescue Database, California Botanic Garden holds 7 accessions of Calochortus palmeri var. munzii in orthodox seed collection. There are as many as 32720 seeds of this species in their collection - although some may have been used for curation testing or sent to back up.
Based on an August 2020 extract of the California Plant Rescue Database, California Botanic Garden has collected 7 seed accessions of Calochortus palmeri var. munzii from 5 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass 805 maternal plants
Endemic to California, Calochortus palmeri var. munzii is known from only 30 occurrences in the San Jacinto Mountains in Riverside and San Diego?Counties. Potential threats include grazing, hydrologic alterations, non-native species, and recreational activities.
Road work or maintenance activities
As of 1995, three populations were known, containing a total of 1,750 individuals among them. (Dudek & Associates Inc. 1999).
Two of the three known populations are found within public lands of San Bernadino National Forest. For this reason, this species is considered adequately conserved. (Dudeck & Associates Inc. 1999)
Maintain appropriate habitat conditions at all three known locations.
Maintain a genetically representative seed bank.
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