Botanical description

Lilium humboldtii is less than 3 m tall. The flower is maroon-spotted, golden-orange with dark red splotches, with orange to brown stamens. The flowers are on stout stems, which are sometimes brown-purple. The population is declining.

L. humboldtii is summer deciduous, dying back after blooming.

Blooms: mid- to late summer.

Distribution

L. humboldtii occurs in South High Cascade Range , High Sierra Nevada, south Outer South Coast Ranges, Southwestern California.

L. humboldtii humboldtii and L. humboldtii ocellatum are on the California Native Plant Society Inventory of Rare and Endangered Plants

Cultivation

L. humboldtii prefers dry summer dormancy, with no water after blooming. It needs good drainage and prefers part shade.

References

• Treatment from the Jepson Manual
• ITIS 42726
• CalFlora Taxon Report
• Harlow, Nora, Jakob, Kristin, and Raiche, Roger (2003) "Wild Lilies, Irises, and Grasses". University of California Press. ISBN 05202384904