Jepson eFlora: Taxon page
Vascular Plants of California
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Clematis lasiantha
CHAPARRAL CLEMATIS, PIPESTEM CLEMATIS


Higher Taxonomy
Family: RanunculaceaeView DescriptionDichotomous Key
Common Name: BUTTERCUP FAMILY
Habit: Annual, perennial herb, woody vine [shrub], occasionally aquatic. Leaf: generally basal and cauline, alternate or opposite, simple or compound; petioles at base generally flat, occasionally sheathing or stipule-like. Inflorescence: cyme, raceme, panicle, or flowers 1. Flower: generally bisexual, generally radial; sepals 3--6(20), free, early-deciduous or withering in fruit, generally green; petals 0--many, generally free; stamens generally 5--many, staminodes generally 0; pistils 1--many, ovary superior, chamber 1, style 0--1, generally +- persistent as beak, ovules 1--many. Fruit: achene, follicle, berry, +- utricle in Trautvetteria, in aggregate or not, 1--many-seeded.
Genera In Family: +- 60 genera, 1700 species: worldwide, especially northern temperate, tropical mountains; many ornamental (Adonis, Aquilegia, Clematis, Consolida, Delphinium, Helleborus, Nigella). Toxicity: some highly TOXIC (Aconitum, Actaea, Delphinium, Ranunculus). Note: Taxa of Isopyrum in TJM (1993) moved to Enemion; Kumlienia moved to Ranunculus.
eFlora Treatment Author: Margriet Wetherwax & Dieter H. Wilken, family description, key to genera
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: ClematisView DescriptionDichotomous Key


Common Name: CLEMATIS, VIRGIN'S BOWER
Habit: Plant +- woody vine; occasionally dioecious. Leaf: generally 1--2-pinnate, cauline, opposite; petiole generally tendril-like; leaflets ovate to lanceolate, generally irregularly 2--3-lobed or coarsely toothed, occasionally entire. Inflorescence: 1-flowered to panicle, axillary [terminal]. Flower: unisexual; sepals generally 4, free, petal-like, white to cream [brightly colored]; petals 0; stamens many, free; pistils 5--many. Fruit: achene, each generally with elongate, feathery style.
Species In Genus: 300 species: worldwide; Clematis terniflora DC., cultivated. Etymology: (Greek: twig) Note: Clematis drummondii Torr. & A. Gray undocumented for California.
eFlora Treatment Author: James S. Pringle & Frederick B. Essig
Reference: Pringle 1999 Clematis 1999:12--19
Unabridged Reference: Tamura 1987 Acta Phytotax Geobot 38:38--44
Clematis lasiantha Nutt.
NATIVE
Leaf: leaflets 3--5, +- 3-lobed, toothed, largest generally 1.5--6 cm. Inflorescence: generally 1-flowered. Flower: sepals 10--21 mm, hairy abaxially, adaxially; stamens 50--100, 7--13 mm, << sepals; pistils 75--100. Fruit: body hairy.
Ecology: Hillsides, chaparral, open woodland; Elevation: < 2000 m. Bioregional Distribution: KR, NCoRI, CaRF, SNF, ScV (Sutter Buttes), CW, SW; Distribution Outside California: Baja California. Flowering Time: Jan--Jun
Jepson eFlora Author: James S. Pringle & Frederick B. Essig
Reference: Pringle 1999 Clematis 1999:12--19
Unabridged Reference: Tamura 1987 Acta Phytotax Geobot 38:38--44
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Botanical illustration including Clematis lasiantha

botanical illustration including Clematis lasiantha

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Citation for this treatment: James S. Pringle & Frederick B. Essig 2012, Clematis lasiantha, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=19682, accessed on August 18, 2019.

Citation for the whole project: Jepson Flora Project (eds.) 2019, Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on August 18, 2019.

Clematis lasiantha
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© 2009 Keir Morse
Clematis lasiantha
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© 2005 George W. Hartwell
Clematis lasiantha
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© 2011 Neal Kramer
Clematis lasiantha
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© 2008 Steve Matson
Clematis lasiantha
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© 2017 Julie Kierstead Nelson
Clematis lasiantha
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© 2008 Chris Winchell

More photos of Clematis lasiantha in CalPhotos



Geographic subdivisions for Clematis lasiantha:
KR, NCoRI, CaRF, SNF, ScV (Sutter Buttes), CW, SW
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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.
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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.