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Chrysolepis sempervirens (Kellogg) Hjelmqvist
Bush Chinquapin, Sierran Chinkapin, Sierra Chinquapin
Fagaceae (Beech Family)
Synonym(s): Castanopsis sempervirens
USDA Symbol: CHSE11
USDA Native Status: L48 (N)
A low-spreading, round-topped shrub, 2-8 ft. high, with smooth bark. Oblong leaves are gray-green on top, rusty-gold underneath. Insignificant flowers can be ill-smelling. Burs are chestnut-like.
The Bush Chinkapin can be difficult to distinguish from a shrub variety of the Giant Chinkapin, and the two are known to hybridize in some areas.
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Plant CharacteristicsDuration: Perennial
Leaf Retention: Evergreen
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Pinnate
Breeding System: Flowers Unisexual , Monoecious
Fruit Type: Nut
Size Notes: Up to about 8 feet tall.
Bloom InformationBloom Color: White , Green
Bloom Time: Jun , Jul , Aug
DistributionUSA: CA , NV , OR
Native Distribution: N. Coast Ranges, CA to s. OR
Native Habitat: Dry, rocky slopes & ridges; 2500 to 11,000 ft.
Growing ConditionsWater Use: Low
Light Requirement: Sun
CaCO3 Tolerance: Low
Soil Description: Gravelly or rocky soils.
PropagationDescription: Seeds germinate readily when planted in fresh, moist peat. Layering may be successful.
Seed Collection: Nuts mature in the fall of the second year. After being spread out and dried, the burred fruits may open spontaneously. Otherwise spread the burs between thick canvas sheets and trample.
Seed Treatment: Cold stratification does not improve germination.
Commercially Avail: yes
Find Seed or Plants
View propagation protocol from Native Plants Network.
Web ReferenceWebref 30 - Calflora (2018) Calflora
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Additional resourcesUSDA: Find Chrysolepis sempervirens in USDA Plants
FNA: Find Chrysolepis sempervirens in the Flora of North America (if available)
Google: Search Google for Chrysolepis sempervirens
MetadataRecord Modified: 2022-10-17
Research By: TWC Staff