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CELASTRACEAE STAFF-TREE FAMILY

Michael A. Vincent & Barry A. Prigge

Shrub (climbing or not), tree, thorny or not, generally glabrous.
Leaf: simple, opposite or alternate, deciduous to persistent, subsessile or petioled; veins pinnate.
Inflorescence: cluster, cyme, raceme, panicle, or 1-flowered, axillary or terminal, bracted.
Flower: generally bisexual, radial, small; hypanthium ± cup-shaped; sepals 4–5; petals (0)4–5, free; stamens 4–5, alternate petals, attached below or to rim of disk; ovary superior or ± embedded in disk, 2–5-chambered, placentas axile or basal, style generally 1, short, stigma ± head-like, 2–5-lobed.
Fruit: capsule, winged achene, berry, drupe, or nutlet, often 1-chambered.
Seed: generally 1 per chamber, arilled.
50 genera, 800 species: worldwide, especially se Asia; some ornamental (Celastrus, Euonymus, Maytenus, Paxistima). [Zhang & Simmons 2006 Syst Bot 31:122–137] —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Brizicky 1964 J Arnold Arbor 45:206–234]

Key to Celastraceae

MAYTENUS MAITEN
[Shrub] tree, erect.
Leaf: alternate, persistent, spreading, leathery, toothed; base, tip acute.
Inflorescence: axillary clusters, 1–5-flowered.
Flower: parts in 5s; hypanthium broad, flat; petals green-white [yellow]; disk fused to hypanthium, fleshy, ± green; ovary superior, ovoid, stigma lobes 2–4[5], stout, spreading.
Fruit: capsule, loculicidal, 2[5]-valved, compressed-spheric, green to ± yellow.
Seed: 1–2, brown; aril [orange to] red.
200 species: especially tropical southern hemisphere, South America, Africa. (Aboriginal name)

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Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].

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Bioregions in which taxon occursRed area (if present) is the part of the bioregion lying between the upper and lower elevation limits of the taxon;
markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may have georeferencing or identification issues.
map of distribution 1

Chart based on elevation range in Manual and elevations and coordinates of CCH records.
Data provided by the participants of the Consortium of California Herbaria.
Note: About half of the CCH records include both elevation and coordinates.
Map made in collaboration with Scott Loarie. Data provided by the participants of the Consortium of California Herbaria.
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