Staphylea bolanderi A. Gray
Sierra Bladdernut, Bolander's Yampah, Bolander's Bladdernut
Staphyleaceae (Bladdernut family)
USDA Symbol: STBO
Perennial shrub or small tree with deciduous imparipinnate leaves each bearing three ovate leaflets. The plant bears white flowers with stamens extending beyond the petals in the spring. Flowering is soon followed by the development of papery, inflated, bladder-like three-lobed capsules, each lobe containing one or two glossy, nut-like seeds.
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Plant CharacteristicsDuration: Perennial
Habit: Shrub , Tree
Leaf Retention: Deciduous
Leaf Arrangement: Opposite
Leaf Complexity: Pinnate
Leaf Shape: Oval
Leaf Margin: Serrate , Serrulate
Breeding System: Flowers Bisexual
Inflorescence: Terminal , Thyrse
Fruit Type: Capsule
Size Notes: To about 20 feet in height.
Fruit: Fruit borne summer and fall, persisting into winter.
Bloom InformationBloom Color: White
Bloom Time: Mar , Apr , May
Native Distribution: Endemic to Central and Northern California. "… occurs in the foothills and at the lower elevations of the Cascades and Klamath ranges, the Sierra Nevada, and the Tehachapi Mountains." (Webref 3).
Native Habitat: "Chaparral, foothill woodlands, yellow pine forests, slopes, canyon sides; (200–)300–1400 m." (Webref: 3)
Growing ConditionsLight Requirement: Sun , Part Shade
Soil Moisture: Moist
Soil pH: Alkaline (pH>7.2) , Acidic (pH<6.8) , Circumneutral (pH 6.8-7.2)
Drought Tolerance: Medium
Cold Tolerant: yes
Heat Tolerant: yes
BenefitUse Ornamental: Good ornamental potential, but rarely available in the nurseries.
Conspicuous Flowers: yes
Fragrant Flowers: yes
Web ReferenceWebref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Additional resourcesUSDA: Find Staphylea bolanderi in USDA Plants
FNA: Find Staphylea bolanderi in the Flora of North America (if available)
Google: Search Google for Staphylea bolanderi
MetadataRecord Modified: 2018-11-26
Research By: JAM