Jepson Flora Project: Jepson Interchange    

 
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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California

    THIS PAGE IS NO LONGER UPDATED
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  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

KOEBERLINIACEAE

JUNCO FAMILY

Staria S. Vanderpool

Shrub, generally ± leafless, thorny, unscented
Stem: branches many, smooth, rigid, interlocking
Leaves simple, alternate, scale-like, ephemeral
Inflorescence: raceme, axillary, bracted
Flower radial, bisexual, small; sepals 4, free; petals 4, free; stamens 8, filaments flat; ovary ± stalked, spheric, stigma minute, head-like
Fruit: berry; chambers 2, each 1–2-seeded.

KOEBERLINIA

ALLTHORN

The only genus
Species in genus: 1 sp
Etymology: (C.L. Koeberlin, German clergyman, botanist, born 1794)

Native

K. spinosa Zucc. subsp. tenuispina (Kearney & Peebles) E. Murray

CROWN-OF-THORNS

Plant < 5 m, short-spreading-hairy
Stem: branchlets 25–70 mm, pale green, tipped by 3–6 mm, black thorns
Leaf < 2 mm
Inflorescence 3–15 mm; pedicels 3–6 mm
Flower: sepals 1–2 mm, ovate, entire, greenish white; petals 3–4 mm, 0.5–1 mm wide, short-clawed with an obovate or oblanceolate limb, white; stamens 2.8–4 mm, anthers 0.8–1 mm; ovary 1–1.2 mm, stalk 0.3–0.5 mm, style 1–1.5 mm
Fruit 2.5–3.5 mm, black
Ecology: Creosote-bush scrub
Elevation: 1600 m.
Bioregional distribution: Sonoran Desert (Chocolate Mtns)
Distribution outside California: sw Arizona, Mexico (nw Sonora)
Often included in Capparaceae. Ssp. spinosa not in CA.
See the CNPS Inventory for information about endangerment and rarity.
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bioregional map for KOEBERLINIA%20spinosa%20subsp.%20tenuispina being generated
 
N.B. The distribution depicted here differs from that given in The Jepson Manual (1993)

Retrieve Jepson Interchange Index to Plant Names entry for Koeberlinia spinosa subsp. tenuispina
Retrieve dichotomous key for Koeberlinia
Overlay Consortium of California Herbaria specimen data by county on this map
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