Jepson eFlora: Taxon page
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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

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
eFlora Treatment Author: Peter F. Zika
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Previous taxon: Cotoneaster pannosus
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Citation for this treatment: Peter F. Zika 2016. Cotoneaster simonsii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=20518, accessed on February 07, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 07, 2016.


Geographic subdivisions for Cotoneaster simonsii:
NCo, KR, n CW, expected elsewhere;
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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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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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.