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Vascular Plants of California
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Cotoneaster simonsii
HIMALAYAN COTONEASTER


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: CotoneasterView DescriptionDichotomous Key


Habit: Shrub, tree, unarmed; evergreen or deciduous. Leaf: simple, stipuled, petioled, entire. Inflorescence: flowers 1 or clustered at branch tips; pedicel bractlets 0. Flower: hypanthium bractlets 0; sepals persistent; petals clawed, erect, pink to +- red or rose, at least near base, or spreading, white; stamens 8--21, anthers darker after flower; ovary inferior, 2--5-chambered, styles 2--5, free. Fruit: pome, drupe-like, generally orange to red, stones 2--5.
Species In Genus: +- 400 species: eastern hemisphere; many ornamental. Etymology: (Latin: quince-like, possibly from leaf shape) Note: 2 subgenera, 1 with petals erect, pink to +- red (flower length important), 1 with petals spreading, white (flower width important).
eFlora Treatment Author: Peter F. Zika
Reference: Fryer & Hylmö 2009 Cotoneasters. Timber Press
Unabridged Reference: Fryer & Hylmö 1998 New Plantsman 5:132--144; Fryer & Hylmö 2009. Cotoneasters: A Comprehensive Guide to Shrubs for Flowers, Fruit, and Foliage. Timber Press, Portland, OR. 344 p.
Cotoneaster simonsii Baker
NATURALIZED
Habit: Shrub 1--6 m; deciduous. Leaf: blade 10--30 mm, generally ovate, abaxially sparsely appressed hairy, adaxially glabrous, shiny, tip acute. Flower: 7.5--10 mm; petals erect, pink; stamens 20, filaments pink, anthers white; styles 3--5. Fruit: 7--14 mm, 6--9.5 mm wide, obovate to obovate-elliptic, red-orange; stones 3--5.
Ecology: Thickets, open forest, meadows, pastures, disturbed ground; Elevation: < 1000 m. Bioregional Distribution: NCo, KR, n CW, expected elsewhere; Distribution Outside California: to British Columbia; native to Himalayas. Flowering Time: May--Jun, fruiting Oct--Apr
Jepson eFlora Author: Peter F. Zika
Reference: Fryer & Hylmö 2009 Cotoneasters. Timber Press
Unabridged Reference: Fryer & Hylmö 1998 New Plantsman 5:132--144; Fryer & Hylmö 2009. Cotoneasters: A Comprehensive Guide to Shrubs for Flowers, Fruit, and Foliage. Timber Press, Portland, OR. 344 p.
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Citation for this treatment: Peter F. Zika 2012, Cotoneaster simonsii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=20518, accessed on September 17, 2019.

Citation for the whole project: Jepson Flora Project (eds.) 2019, Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on September 17, 2019.

Cotoneaster simonsii
click for enlargement
© 2006 Peter Zika
Cotoneaster simonsii
click for enlargement
© 2006 Peter Zika
Cotoneaster simonsii
click for enlargement
© 2006 Peter Zika

More photos of Cotoneaster simonsii in CalPhotos



Geographic subdivisions for Cotoneaster simonsii:
NCo, KR, n CW, expected elsewhere
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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.
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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.
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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.