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Calflora Taxon Rpt
Friends of Edgewood Guide
Jepson eFlora
Calphotos
Onion Family
Other
Switch Plants
Also Found At
Edgewood Preserve
Taxa with ID Tips
Jasper Ridge
Peninsula Watershed (NRDB.org)
Pulgas Ridge
Stulsaft Park (NRDB.org)
Water Dog Lake - Hidden Canyon
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Franciscan Onion (Allium peninsulare var. franciscanum)
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Flower
White
Pink
Violet
3 or 6 Petals
Basal
Typical Height
Perennial
CA Endemic
Rare Plant
Description
Grows to 18 inches tall.
EW Bloom Apr - May
Fruit contains many small black seeds.
Perhaps 15 butterflies and moths are hosted by this plant.
Found between Monterey and Mendocino counties.
CA native.
CNPS 1B
Rare, Endangered.
AKA San Francisco Onion, San Francisco Bay Onion
Onion Family (Alliaceae)
Flowers cluster in an
umbel
at the top of the stem, wrapped in a paper-like sheath.
Pointed flower "petals" are in two whorls of 3. The outer whorl, technically
sepals
, is longer.
Narrow parallel-veined leaves are up to two feet long and smell like onion.
Photo Gallery (16 ) click any picture to enlarge