Jepson eFlora: Taxon page
Vascular Plants of California
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Chamaebatiaria millefolium

Higher Taxonomy
Family: RosaceaeView DescriptionDichotomous Key
Common Name: ROSE FAMILY
Habit: Annual to tree, glandular or not. Leaf: simple to palmately or pinnately compound, generally alternate; stipules free to fused (0), persistent to deciduous. Inflorescence: cyme, raceme, panicle, cluster, or flowers 1; bractlets on pedicel ("pedicel bractlets") generally 0--3(many), subtended by bract or generally not. Flower: generally bisexual, radial; hypanthium free or fused to ovary, saucer- to funnel-shaped, subtending bractlets ("hypanthium bractlets") 0--5, alternate sepals; sepals generally 5; petals generally 5, free; stamens (0,1)5--many, anther pollen sacs generally 2; pistils (0)1--many, simple or compound, ovary superior to inferior, styles 1--5. Fruit: 1--many per flower, achene (fleshy-coated or not), follicle, drupe, or pome with generally papery core, occasionally drupe-like with 1--5 stones. Seed: generally 1--5 (per fruit, not per flower).
Genera In Family: 110 genera, +- 3000 species: worldwide, especially temperate; many cultivated for ornamental, fruit, especially Cotoneaster, Fragaria, Malus, Prunus, Pyracantha, Rosa, Rubus. Note: Number of teeth is per leaf or leaflet, not per side of leaf or leaflet, except in Drymocallis.
eFlora Treatment Author: Daniel Potter & Barbara Ertter, family description, key to genera, treatment of genera by Daniel Potter, except as noted
Scientific Editor: Daniel Potter, Thomas J. Rosatti.
Genus: ChamaebatiariaView Description 

Species In Genus: 1 sp. Etymology: (Greek: Chamaebatia-like)
eFlora Treatment Author: Brian Vanden Heuvel & Thomas J. Rosatti
Chamaebatiaria millefolium (Torr.) Maxim.
Habit: Shrub 6--20 dm, strong-smelling, evergreen, densely branched, generally stellate-hairy, glandular. Leaf: alternate, odd-(1)2-pinnately compound, 2--8 cm, oblong; stipules entire; 1° leaflets 13--25; 2° leaflets 6--10, 0.8--2 mm, sessile, entire, lobed, or toothed; petioles, axes hairy adaxially. Inflorescence: panicle or raceme, 3--15 cm, flowers 20--400; pedicel bractlets 1--21. Flower: hypanthium bractlets 0; sepals 5, 2.5--4 mm, lanceolate, acute, abaxially glandular-hairy; petals 5, +- 5 mm, +- round, white; pistils 4--5, ovaries superior, +- fused below, ovules generally >= 2, styles free. Fruit: follicles, 3--5 mm, red-brown, leathery, dehiscent on inner suture, upper 1/2 of outer. Seed: few, 2.5--3.5 mm, narrow-fusiform, +- yellow. Chromosomes: n=9.
Ecology: Dry, rocky sagebrush scrub, pinyon/juniper woodland, pine forest; Elevation: 900--3400 m. Bioregional Distribution: KR, CaR, SN (e slope), GB, ne DMtns; Distribution Outside California: to Oregon, southern Idaho, Utah, Arizona. Flowering Time: Jun--Aug
Jepson eFlora Author: Brian Vanden Heuvel & Thomas J. Rosatti
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

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Botanical illustration including Chamaebatiaria millefolium

botanical illustration including Chamaebatiaria millefolium


Citation for this treatment: Brian Vanden Heuvel & Thomas J. Rosatti 2012, Chamaebatiaria millefolium, in Jepson Flora Project (eds.) Jepson eFlora, /eflora/eflora_display.php?tid=18827, accessed on August 04, 2020.

Citation for the whole project: Jepson Flora Project (eds.) 2020, Jepson eFlora,, accessed on August 04, 2020.

Chamaebatiaria millefolium
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© 2016 California Academy of Sciences
Chamaebatiaria millefolium
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© 2015 California Academy of Sciences
Chamaebatiaria millefolium
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© 2016 California Academy of Sciences
Chamaebatiaria millefolium
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© 2011 Neal Kramer
Chamaebatiaria millefolium
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© 2011 Neal Kramer
Chamaebatiaria millefolium
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© 2013 Barry Breckling

More photos of Chamaebatiaria millefolium in CalPhotos

Geographic subdivisions for Chamaebatiaria millefolium:
KR, CaR, SN (e slope), GB, ne DMtns
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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).


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Data provided by the participants of the  Consortium of California Herbaria.
View all CCH records
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).