|File name||Lead Author||Year||Type|
|DRAFT EXISTING CONDITIONS REPORT for the OTAY RANCH PRESERVE||2009||report|
Ranges from San Diego County to Baja California, Mexico [1,2].
Occurrences found in MU 3 (San Diego National Wildlife Refuge, Otay Ranch Preserve, BLM), MU 4 (Cleveland National Forest), MU 10 (Cleveland National Forest, Cuyamaca Rancho State Park), and MU 11 (Cleveland National State Forest).
State listed Rare .
Found in closed-cone coniferous forest, chaparral, valley and foothill grassland communities. Gabbroic or metavolcanic, rocky soils. [1,2].
In the Liliaceae family [1,4].
A perrenial bulbiferous herb [1,4].
Blooms from April to June [1,4].
Threatened by development, nonnative plants, and vehicles .
 California Native Plant Society, Rare Plant Program. 2017. Inventory of Rare and Endangered Plants of California (online edition, v8-03 0.39). Website http://www.rareplants.cnps.org [accessed 28 September 2017].
 NatureServe. 2017. NatureServe Explorer: An online encyclopedia of life [web application]. Version 7.1. NatureServe, Arlington, Virginia. Available http://explorer.natureserve.org. (Accessed: September 28, 2017 ).
 State and Federally Listes Endagered, Threatened, and Rare Plants of California. 2017. California Department of Fish and Wildlife.
 "Calochortus dunnii." 2017. CalFlora. http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Calochortus+dunnii