Jepson eFlora: Taxon page
Vascular Plants of California
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Yucca jaegeriana

Higher Taxonomy
Family: AgavaceaeView DescriptionDichotomous Key

Habit: Perennial herb, shrub, tree, fibrous succulent or not, from bulbs or rhizomes. Stem: above ground or not, branched or not. Leaf: simple, deciduous or not, basal or in terminal rosettes, generally sessile, linear, lanceolate, oblanceolate or ovate, fibrous or not, thin and flexible or thick and rigid or succulent; margin entire, fine-serrate, dentate, or with filaments, tips rigid or flexible, with a spine or not. Flower: bisexual; perianth parts 6, in 2 petal-like whorls, free or +- fused; stamens 6, +- fused to perianth, filaments often wide, succulent; ovary superior or inferior, chambers 3, style 1 (thick, poorly defined), stigma head-like or 3-lobed. Fruit: capsule, indehiscent, loculicidal, or septicidal. Seed: few to many, +- flat or ovoid, generally black.
Genera In Family: 24 genera, 637 species: worldwide.
eFlora Treatment Author: Dale W. McNeal, except as noted
Scientific Editor: Dale W. McNeal, Thomas J. Rosatti, Bruce G. Baldwin.
Yucca jaegeriana (McKelvey) L.W. Lenz
Habit: Plant 3--6(--9) m. Stem: erect, above ground, trunk distinct or not, generally branched < 1 m above plant base, branches forked or irregular, +- slender, rosettes at tips, well above ground. Leaf: 10--21 cm, 0.5--1(--1.5) cm wide, dark green, expanded base 2--3 cm, 3--4(--6) cm wide, +- white, margins minute-serrate, yellow. Inflorescence: +- 3 dm, distal generally +- 1/2 exserted from rosettes. Flower: erect; perianth generally 3--4 cm, narrow-bell-shaped, parts narrow-oblong, recurved at tip, +- fused at base, cream to +- green; filaments thick; pistil +- 3.5 cm. Fruit: capsule, spreading to erect in age, 5--10 cm, +- ellipsoid, dry, spongy, or leathery in youth.
Ecology: Desert flats, slopes; Elevation: 700--1800 m. Bioregional Distribution: e DMoj (e San Bernardino Co.); Distribution Outside California: to southwestern Utah, western Arizona. Flowering Time: Mar--May Note: Pollinated by the yucca moth Tegeticula antithetica.
Synonyms: Yucca brevifolia var. jaegeriana McKelvey
Jepson eFlora Author: William J. Hess & Bruce G. Baldwin
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

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Citation for this treatment: William J. Hess & Bruce G. Baldwin 2022, Yucca jaegeriana, in Jepson Flora Project (eds.) Jepson eFlora, Revision 10,, accessed on October 02, 2023.

Citation for the whole project: Jepson Flora Project (eds.) 2023, Jepson eFlora,, accessed on October 02, 2023.

Yucca jaegeriana
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© 2016 James Morefield

More photos of Yucca jaegeriana in CalPhotos

Geographic subdivisions for Yucca jaegeriana:
e DMoj (e San Bernardino Co.)
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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).


Data provided by the participants of the  Consortium of California Herbaria.
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All markers link to CCH specimen records. The original determination is shown in the popup window.
Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.

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 (fruiting time in some monocot genera).