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a few centimeters long. A solitary flower is borne on a long, upright stem. It has five white petals with yellow bases, the lowest three veined with purple and the two lateral ones with purple eyespots. The inside of the flower has long hairs. The outer surfaces, at least of the two upper petals, is
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usually stained dark red or purple. It capsules are spherical and are 5–11 millimetres (0.20–0.43 in) long while its peduncles are puberulent and are 1–10 centimetres (0.39–3.94 in) long. The seeds of the plant are brownish-purple in colour and are 2 millimetres (0.079 in) long. The
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herb produces a hairy erect or decumbent stem measuring 5 to 37 centimetres (2.0 to 14.6 in) long. The leaves have heart-shaped or roughly lance-shaped blades borne on
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Reports of
Explorations and Surveys to Ascertain the Most Practical and Economical Route for a Railroad from the Mississippi River to the Pacific Ocean
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and northern and central
California, where it occurs in the coastal foothills and mountain ranges. It sometimes grows in
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A Field Guide to
Pacific States Wildflowers: Washington, Oregon, California and adjacent areas
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California
Serpentines: Flora, Vegetation, Geology, Soils, and Management Problems
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The
Butterflies of North America: A Natural History and Field Guide
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Bulletin - Vermont
Agricultural Experiment Station, issues 222-225
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Plants of the San
Francisco Bay Region: Mendocino to Monterey
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323:Linda H. Beidleman; Eugene N. Kozloff (2014) .
296:Theodore F. Niehaus; Charles L. Ripper (1976).
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252:The species is a host plant of the butterfly
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396:(Report). Vol. 4. 1856. p. 68.
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302:. Peterson Field Guide. p. 52.
780:. You can help Knowledge (XXG) by
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718:urn:lsid:ipni.org:names:868821-1
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362:University of California Press
331:University of California Press
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354:Arthur R. Kruckeberg (1984).
276:"Oregon Flora Image Project"
212:. It is native to southern
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200:known by the common names
847:Taxa named by John Torrey
431:Stanford University Press
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41:Scientific classification
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458:Jepson Manual Treatment
423:James A. Scott (1986).
842:Taxa named by Asa Gray
412:. 1921. p. 141.
210:western heart's ease
832:Flora of California
245:are often long and
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474:Taxon identifiers
340:978-0-520-27859-2
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648:NatureServe
596:iNaturalist
506:Wikispecies
234:rhizomatous
228:Description
222:quicksilver
84:Angiosperms
821:Categories
687:Plant List
520:Calflora:
262:References
243:rootstocks
774:Violaceae
562:250100929
148:Species:
130:Violaceae
54:Kingdom:
731:33800444
726:Tropicos
653:2.145238
627:10690843
614:868821-1
497:Q7933077
491:Wikidata
380:83-18237
238:petioles
126:Family:
97:Eudicots
679:3915467
575:5331196
281:May 21,
249:-like.
224:mines.
220:and in
136:Genus:
116:Order:
58:Plantae
700:PLANTS
666:780542
588:430481
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247:stolon
214:Oregon
208:, and
198:violet
183:A.Gray
181:&
110:Rosids
772:This
640:22121
622:IRMNG
601:61782
536:7FS4V
232:This
179:Torr.
141:Viola
104:Clade
91:Clade
78:Clade
65:Clade
778:stub
713:POWO
705:VIOC
635:ITIS
609:IPNI
583:GRIN
570:GBIF
523:8297
435:ISBN
376:LCCN
366:ISBN
335:ISBN
304:ISBN
283:2018
739:WFO
557:FNA
544:EoL
531:CoL
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