|University of California, Berkeley|
|Jepson eFlora: Taxon page
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|Family: Rosaceae||View Description||Dichotomous Key|
|Genus: Rosa||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Rosa minutifolia Engelm.
Habit: Dense shrub or thicket-forming, +- 3--10 dm. Stem: prickles many, generally not paired, 2--12 mm, slender, straight. Leaf: axis finely short-hairy, sparsely glandular; leaflets 5--7, hairy; terminal leaflet +- 3--6 mm, +- round, widest near middle, tip +- obtuse, margins toothed +- 1/2 to midvein, +- glandless. Inflorescence: generally 1-flowered; pedicels +- 2--10 mm, hairy, glandless. Flower: hypanthium +- 3 mm wide at flower, densely prickly, neck +- 2 mm wide; sepals glandless, with toothed lateral lobes, tip generally +- = body, toothed; petals +- 10--20 mm, dark pink; pistils generally +- 10. Fruit: +- 5 mm wide, +- spheric; sepals erect to spreading, persistent; achenes unknown. Chromosomes: n=7.
Ecology: Chaparral; Elevation: +- 160 m. Bioregional Distribution: s PR (Otay Mesa); Distribution Outside California: northern Baja California. Flowering Time: Feb--Apr
eFlora Treatment Author: Barbara Ertter
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Rosa gymnocarpa var. serpentina
Next taxon: Rosa multiflora
Citation for this treatment: Barbara Ertter 2016. Rosa minutifolia, Revision 2, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=41663, accessed on August 31, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on August 31, 2016.