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Androstephium

Higher Taxonomy
Family: ThemidaceaeView DescriptionDichotomous Key

Common Name: BRODIAEA FAMILY
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.

Androstephium
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
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Next taxon: Androstephium breviflorum

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Citation for this treatment: J. Chris Pires 2016. Androstephium, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=9893, accessed on August 24, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on August 24, 2016.


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

More photos of Androstephium in CalPhotos