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Vascular Plants of California
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Cornus nuttallii
MOUNTAIN DOGWOOD


Higher Taxonomy
Family: CornaceaeView Description 
Common Name: DOGWOOD FAMILY
Habit: Perennial herb to tree; sometimes dioecious. Leaf: generally opposite, simple, generally entire, generally deciduous, veins often arched; stipules 0. Inflorescence: cyme or raceme, generally umbel- or head-like, subtended by showy or +- non-showy bracts or open, not subtended by bracts. Flower: generally small, generally bisexual; calyx generally 4-lobed; petals [0]4[(5)], free; stamens generally as many as, alternate petals; ovary inferior, chambers 1--4, 1-ovuled, style simple, stigma lobes 0[2--4]. Fruit: drupe [berry]. Seed: generally 1--2.
Genera In Family: +- 12 genera, +- 100 species: especially northern temperate (also southern tropics, subtrop); cultivated as ornamental (Cornus, Aucuba); some timber species.
eFlora Treatment Author: James R. Shevock
Scientific Editor: Thomas J. Rosatti.
Genus: CornusView DescriptionDichotomous Key


Common Name: DOGWOOD
Leaf: generally opposite or whorled; base, tip generally tapered. Inflorescence: head-like cyme subtended by showy bracts, open cyme not subtended by bracts, or umbel subtended by non-showy bracts. Fruit: stone 1--2-chambered.
Species In Genus: +- 50 species: northern temperate, rare southern hemisphere; many cultivated as ornamental, some for fall color; some fruit used for jam, syrup. Etymology: (Latin: horn, from the hard wood) Note: Divided by some into 6 or more genera.
Reference: Murrell 1993 Syst Bot 18:469--495
Cornus nuttallii Audubon
NATIVE
Habit: Shrub, tree, < 25 m. Stem: twigs green, hairy; bark in age dark red to +- black. Leaf: blade 6--12 cm, narrow-elliptic to obovate, adaxially appressed-puberulent, abaxially paler, hairier; petiole 5--10 mm. Inflorescence: head-like; bracts 4--7, 4--6 cm, 3--6 cm wide, showy, +- white, persistent; receptacle convex. Flower: sepals 2.5 mm; petals 4 mm, +- green to white; style 2 mm. Fruit: 1--1.5 cm, elliptic, generally angled from crowding, red; stone smooth.
Ecology: Forest; Elevation: < 2000 m. Bioregional Distribution: CA-FP (less common s CA); Distribution Outside California: to British Columbia, Idaho. Flowering Time: Apr--Jul
Jepson eFlora Author: James R. Shevock
Reference: Murrell 1993 Syst Bot 18:469--495
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

Previous taxon: Cornus glabrata
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Botanical illustration including Cornus nuttallii

botanical illustration including Cornus nuttallii

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Citation for this treatment: James R. Shevock 2012, Cornus nuttallii, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=20397, accessed on June 28, 2022.

Citation for the whole project: Jepson Flora Project (eds.) 2022, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on June 28, 2022.

Cornus nuttallii
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© 2021 Steve Matson
Cornus nuttallii
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© 2021 Steve Matson
Cornus nuttallii
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© 2017 Aaron Schusteff
Cornus nuttallii
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© 2017 Aaron Schusteff
Cornus nuttallii
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© 2015 Barry Breckling
Cornus nuttallii
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© 2016 California Academy of Sciences

More photos of Cornus nuttallii in CalPhotos



Geographic subdivisions for Cornus nuttallii:
CA-FP (less common s CA)
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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.
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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).