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Hastingsia alba

Higher Taxonomy
Family: AgavaceaeView DescriptionDichotomous Key

Habit: Perennial herb, shrub, tree, fibrous succulent or not, from bulbs or rhizomes. Stem: above ground or not, branched or not. Leaf: simple, deciduous or not, basal or in terminal rosettes, generally sessile, linear, lanceolate, oblanceolate or ovate, fibrous or not, thin and flexible or thick and rigid or succulent; margin entire, fine-serrate, dentate, or with filaments, tips rigid or flexible, with a spine or not. Flower: bisexual; perianth parts 6, in 2 petal-like whorls, free or +- fused; stamens 6, +- fused to perianth, filaments often wide, succulent; ovary superior or inferior, chambers 3, style 1 (thick, poorly defined), stigma head-like or 3-lobed. Fruit: capsule, indehiscent, loculicidal, or septicidal. Seed: few to many, +- flat or ovoid, generally black.
Genera In Family: 23 genera, 637 species: worldwide.
eFlora Treatment Author: Dale W. McNeal, except as noted
Scientific Editor: Dale W. McNeal, Thomas J. Rosatti.
Genus: HastingsiaView DescriptionDichotomous Key

Habit: Perennial herb; bulb ovoid to +- elongate, outer coat black. Stem: 25--90 cm, slender. Leaf: basal, grass-like, keeled, +- glaucous. Inflorescence: +- scapose raceme or panicle, bracted; flowers 20--70+. Flower: perianth parts 6, in 2 petal-like whorls, fused at base; stamens 6, fused to perianth, outer 3 > perianth, opening before inner, all equal after flowers open; ovary superior, chambers 3, style 1, stigma 3-lobed. Fruit: short-stalked, loculicidal. Seed: ovoid, flat, black.
Species In Genus: 4 species: California, Oregon. Etymology: (Hon. Serranus Clinton Hastings, 1814--1893, first Chief Justice of the Supreme Court of California)

Hastingsia alba (Durand) S. Watson
Habit: Bulb 26--56 mm, 17--31 mm wide. Inflorescence: dense; branches generally 2--3. Flower: 6--8 mm; perianth parts elongating as anthers mature, equal, white to +- yellow, outer +- 1 mm wide, linear, blunt, inner +- 2 mm wide, ovate, acute. Fruit: 6--9 mm, oblong. Chromosomes: n=26.
Ecology: Wet meadows, bogs, rocky seeps; Elevation: 500--2300 m. Bioregional Distribution: NW, CaR, n SNH; Distribution Outside California: southwestern Oregon. Flowering Time: Jun--Jul
Synonyms: Schoenolirion album Durand
eFlora Treatment Author: Dale W. McNeal
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botanical illustration including Hastingsia alba


Citation for this treatment: Dale W. McNeal 2017. Hastingsia alba, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on August 17, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on August 17, 2017.

Hastingsia alba
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© 2006 George W. Hartwell
Hastingsia alba
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© 2015 Steve Matson
Hastingsia alba
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© 2014 Steve Matson
Hastingsia alba
click for enlargement
© 2005 Steve Matson
Hastingsia alba
click for enlargement
© 2011 Steve Matson
Hastingsia alba
click for enlargement
© 2006 George W. Hartwell

More photos of Hastingsia alba in CalPhotos

Geographic subdivisions for Hastingsia alba:
NW, CaR, n SNH;
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

View elevation by latitude chart
Data provided by the participants of the Consortium of California Herbaria.
View all CCH records

CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.