Jepson eFlora: Taxon page
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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).

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.
eFlora Treatment Author: Robert E. Preston & Elizabeth McClintock
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

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botanical illustration including Castela emoryi


Citation for this treatment: Robert E. Preston & Elizabeth McClintock 2017. Castela emoryi, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on August 22, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on August 22, 2017.

Castela emoryi
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© 2012 James M. Andre
Castela emoryi
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© 2010 Neal Kramer
Castela emoryi
click for enlargement
© 2010 Neal Kramer
Castela emoryi
click for enlargement
© 2011 James M. Andre
Castela emoryi
click for enlargement
© 2010 Neal Kramer
Castela emoryi
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© 2003 Michael Charters

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.
Blue line denotes eFlora flowering time.