Based on an September 2020 extract of the California Plant Rescue Database, California Botanic Garden holds 2 accessions of Navarretia leucocephala subsp. plieantha in orthodox seed collection. There are as many as 11940 seeds of this species in their collection - although some may have been used for curation testing or sent to back up.
urbanization, wetland drainage, vernal pool and pond construction, industrial development, agricultural land conversion, ditch construction, off highway vehicles, road widening, horseback riding, trampling by cattle
8 locations in Lake and Sonoma counties, CA
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