Jepson eFlora: Taxon page
Vascular Plants of California
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Androstephium breviflorum

Higher Taxonomy
Family: ThemidaceaeView DescriptionDichotomous Key
Habit: Perennial herb from corm, outer coat fibrous [membranous]. Leaf: basal, 1--10, linear to narrow-lanceolate. Inflorescence: scapose, generally umbel-like; scape erect, generally 1(2), cylindric, generally rigid, occasionally wavy to twining; flower bracts 2--4[10], not enclosing flower buds. Flower: perianth parts 6 in 2 petal-like whorls, free or +- fused below into tube; staminodes 0 or 3; stamens 3 or 6, free or fused to perianth, occasionally appendaged; ovary superior, chambers 3, ovules 2--several per chamber. Fruit: capsule, loculicidal.
Genera In Family: 10--11 genera, 60--70 species: western North America.
eFlora Treatment Author: J. Chris Pires, except as noted
Scientific Editor: Dale W. McNeal, Thomas J. Rosatti, Bruce G. Baldwin.
Genus: AndrostephiumView Description 

Habit: Corm spheric. Leaf: basal, linear, channeled. Inflorescence: scape straight; bracts 3, lanceolate; pedicels not jointed, erect. Flower: perianth parts 6 in 2 petal-like whorls, tube funnel-shaped, lobes narrow-oblong; stamens 6, filaments fused into nectar tube with erect toothed appendages forming crown between anthers, anthers attached near base; style persistent, stigma small, 3-lobed. Fruit: +- spheric, obtuse-3-angled. Seed: several per chamber, flat, black-crusted.
Species In Genus: 3 species: western United States, northern Mexico. Etymology: (Greek: stamen crown, for appendages of fused filaments)
eFlora Treatment Author: J. Chris Pires
Androstephium breviflorum S. Watson
Leaf: 10--30 cm, 1.5--2 mm wide. Inflorescence: scape 10--35 cm, scabrous near base; pedicels 15--30 mm; flowers 3--12. Flower: perianth white to light violet drying yellow-brown, tube 5--7 mm, lobes 10--14 mm; filaments 8--10 mm, tube +- funnel-shaped, appendages +- 2 mm, anthers 2.5--3 mm. Fruit: 10--15 mm, deeply 3-lobed.
Ecology: Open desert scrub, sandy to rocky soil; Elevation: 100--1600 m. Bioregional Distribution: s DMoj, n DSon; Distribution Outside California: to western Colorado. Flowering Time: Mar--Jun
Jepson eFlora Author: J. Chris Pires
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Listed on CNPS Rare Plant Inventory

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Botanical illustration including Androstephium breviflorum

botanical illustration including Androstephium breviflorum


Citation for this treatment: J. Chris Pires 2012, Androstephium breviflorum, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on December 17, 2018.

Citation for the whole project: Jepson Flora Project (eds.) 2018, Jepson eFlora,, accessed on December 17, 2018.

Androstephium breviflorum
click for enlargement
© 2005 James M. Andre
Androstephium breviflorum
click for enlargement
© 2005 James M. Andre
Androstephium breviflorum
click for enlargement
© 2010 Chris Winchell
Androstephium breviflorum
click for enlargement
© 2008 Neal Kramer
Androstephium breviflorum
click for enlargement
© 2005 James M. Andre
Androstephium breviflorum
click for enlargement
© 2005 James M. Andre

More photos of Androstephium breviflorum in CalPhotos

Geographic subdivisions for Androstephium breviflorum:
s DMoj, n DSon;
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).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time.