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Purshia stansburyana
CLIFFROSE

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: PurshiaView DescriptionDichotomous Key

Habit: Shrub. Leaf: +- clustered on short-shoots, simple, persistent or drought-deciduous, generally deeply 3--9-lobed, generally with +- sunken glands adaxially, margin generally not toothed, +- strongly rolled under; bases persistent, overlapping, sheathing stem. Inflorescence: flowers generally 1 on short-shoots. Flower: hypanthium +- funnel-shaped, outside hairy, partly glandular or not, bractlets small, lanceolate; sepals 5, overlapping; petals 5, white to cream [yellow]; stamens (15)20--80(125); pistils 1--7(10), simple. Fruit: achene, +- fusiform to oblong, styles persistent, +- hairy.
Species In Genus: 6 species: southwestern United States, northern Mexico. Etymology: (Frederick T. Pursh, North American botanist, author of Flora Americae Septentrionalis, 1774--1820)
eFlora Treatment Author: Brian Vanden Heuvel & Thomas J. Rosatti

Purshia stansburyana (Torr.) Henrickson
NATIVE
Habit: Plant 10--40(75) dm. Leaf: lobes (3)5(7), central not spiny at tip, lateral from below middle, above. Flower: hypanthium +- 5 mm; sepals 3--5 mm; petals 7--13 mm, widely ovate; pistils (3)4--7(10). Fruit: glabrous to becoming so; styles 20--60 mm, plumose. Chromosomes: n=9.
Ecology: Joshua-tree, pinyon/juniper woodland; Elevation: 900--2600 m. Bioregional Distribution: W&I, DMtns; Distribution Outside California: southwestern United States, northern Mexico. Flowering Time: Apr--May(Oct) Note: Hybridizes with Purshia tridentata var. glandulosa, Purshia tridentata var. tridentata.
Synonyms: Purshia mexicana (D. Don) S.L. Welsh var. stansburyana (Torr.) S.L. Welsh
eFlora Treatment Author: Brian Vanden Heuvel & Thomas J. Rosatti
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Citation for this treatment: Brian Vanden Heuvel & Thomas J. Rosatti 2016. Purshia stansburyana, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=40376, accessed on February 10, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 10, 2016.


Purshia stansburyana
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© 2004 James M. Andre
Purshia stansburyana
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© 2009 Gary A. Monroe
Purshia stansburyana
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© 2006 Steve Matson
Purshia stansburyana
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© 2010 James M. Andre
Purshia stansburyana
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© 2015 Barry Breckling
Purshia stansburyana
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© 2013 Steve Matson

More photos of Purshia stansburyana in CalPhotos


Geographic subdivisions for Purshia stansburyana:
W&I, DMtns;
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.