|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Rosaceae||View Description||Dichotomous Key|
|Genus: Cotoneaster||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Cotoneaster horizontalis Decne.
Habit: Shrub 0.5--1 m; deciduous. Leaf: blade 4--14 mm, generally widely elliptic, abaxially sparsely appressed hairy, adaxially +- glabrous, shiny, tip acute. Flower: 5--7 mm; petals erect, pink to +- red; stamens 8--11, filaments dark red, anthers white; styles generally 2--3. Fruit: 4--7 mm, 6--7 mm wide, widely ovate to +- spheric, red; stones generally 2--3. Chromosomes: 2n=68.
Ecology: Thickets, brushy slopes, pasture edges; Elevation: < 100 m. Bioregional Distribution: NCo; Distribution Outside California: to British Columbia; native to China. Flowering Time: Apr--May, fruiting Sep--Mar
eFlora Treatment Author: Peter F. Zika
Jepson Online Interchange
Previous taxon: Cotoneaster hodjingensis
Next taxon: Cotoneaster integrifolius
Citation for this treatment: Peter F. Zika 2016. Cotoneaster horizontalis, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=20512, accessed on December 11, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on December 11, 2016.