Jepson eFlora: Taxon page
Vascular Plants of California
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Castela emoryi

Higher Taxonomy
Family: SimaroubaceaeView DescriptionDichotomous Key
Habit: Shrub, tree; generally dioecious. Stem: occasionally thorny; bark often bitter. Leaf: generally alternate, simple, entire, or pinnately compound, leaflets subentire to toothed near base. Inflorescence: panicle, raceme, or flowers 1. Flower: unisexual, inconspicuous; sepals generally 4--5, generally fused at base, generally erect; petals generally 5, free, generally spreading; stamens generally 10, generally on disk, filaments often with a basal scale; pistils 1--8, ovaries superior, 1--2-chambered, 1-ovuled [if pistil 1, chambers generally 2--5, 1-ovuled], styles free or partly fused. Fruit: winged achenes or drupes [berry, nut], in clusters [not].
Genera In Family: 22 genera, 100 species: tropics, warm temperate; some cultivated. Note: Bark, leaves used traditionally to treat malaria, other ailments.
eFlora Treatment Author: Robert E. Preston & Elizabeth McClintock
Scientific Editor: Thomas J. Rosatti.
Genus: CastelaView Description 

Leaf: linear to lanceolate on young stems, scale-like on mature. Flower: calyx lobes 4--8; petals 4--8; stamens 8--24; ovaries 4--8, adherent near middle, style bases fused, tips spreading. Fruit: dry, 4--8, spreading.
Species In Genus: +- 15 species: southwestern and south-central United States, to South America. Etymology: (René R.L. Castel, French botanist, poet, editor, opera librettist, 1759--1832) Note: Holacantha still recognized by some (e.g., Clayton et al. 2007).
Unabridged Reference: Moran & Felger 1968 Trans San Diego Soc Nat Hist 15:31--40
Castela emoryi (A. Gray) Moran & Felger
Habit: Plant often < 1 m, occasionally to 4+ m, intricately branched; young parts densely puberulent. Leaf: ephemeral, rarely seen. Inflorescence: panicle, much-branched, 2.5--5 cm, stiff. Flower: 6--8 mm diam. Fruit: +- 6 mm, flat-topped; base +- rounded, sometimes persisting several years. Seed: 1.
Ecology: Dry, gravelly washes, slopes, plains; Elevation: +- 650 m. Bioregional Distribution: s DMoj (exc DMtns), DSon; Distribution Outside California: Arizona, northwestern Mexico. Flowering Time: Jun--Jul Note: Common name used for 2 other desert pls.
Unabridged Synonyms: Holacantha emoryi A. Gray
Jepson eFlora Author: Robert E. Preston & Elizabeth McClintock
Unabridged Reference: Moran & Felger 1968 Trans San Diego Soc Nat Hist 15:31--40
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Listed on CNPS Rare Plant Inventory

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Botanical illustration including Castela emoryi

botanical illustration including Castela emoryi


Citation for this treatment: Robert E. Preston & Elizabeth McClintock 2012, Castela emoryi, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on December 16, 2018.

Citation for the whole project: Jepson Flora Project (eds.) 2018, Jepson eFlora,, accessed on December 16, 2018.

Castela emoryi
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© 2010 Neal Kramer
Castela emoryi
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© 2012 James M. Andre
Castela emoryi
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© Bob Patterson and CNPS
Castela emoryi
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© 2003 Michael Charters
Castela emoryi
click for enlargement
© 2010 Neal Kramer
Castela emoryi
click for enlargement
© 2010 Neal Kramer

More photos of Castela emoryi in CalPhotos

Geographic subdivisions for Castela emoryi:
s DMoj (exc DMtns), 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.