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Pyrola asarifolia subsp. asarifolia
BOG WINTERGREEN

Higher Taxonomy
Family: EricaceaeView DescriptionDichotomous Key

Common Name: HEATH FAMILY
Habit: Perennial herb, shrub, tree. Stem: bark often peeling distinctively. Leaf: simple or 0, generally cauline, alternate, opposite (whorled), evergreen or deciduous, often leathery, petioled or not; stipules 0. Inflorescence: raceme, panicle, cyme, or flowers 1, terminal or axillary, generally bracted; pedicel often with 2 bractlets. Flower: generally bisexual, generally radial, bell-shaped, cylindric, or urn-shaped; sepals generally (0)4--5, generally free; petals generally (0)4--5, free or fused; stamens (2--5)8--10, free, filaments rarely appendaged, anthers dehiscing by pores or slits, awns 0 or 2(4), seemingly abaxial, reduced or elongate, generally curved; nectary generally present at ovary base, generally disk-like; ovary superior or inferior, chambers generally 1--5, placentas axile or parietal, ovules 1--many per chamber, style 1, stigma head- to funnel-like or lobed. Fruit: capsule, drupe, berry. Seed: generally many, winged or not.
Genera In Family: +- 100 genera, 3000 species: generally worldwide except deserts; some cultivated, especially Arbutus, Arctostaphylos, Rhododendron, Vaccinium. Note: Monophyletic only if Empetraceae included, as treated here. Ledum included in Rhododendron. Non-green plants obtain nutrition from green plants through fungal intermediates.
eFlora Treatment Author: Gary D. Wallace, except as noted
Scientific Editor: Gary D. Wallace, Thomas J. Rosatti.
Genus: PyrolaView DescriptionDichotomous Key

Common Name: WINTERGREEN
Habit: Perennial subshrub, evergreen, rhizomed. Leaf: +- basal, reniform, ovate, +- round, elliptic, or obovate, +- entire to crenate or dentate, generally petioled (if vestigial, lanceolate to deltate, +- not green, sessile). Inflorescence: raceme, +- erect, not 1-sided, elongate; scape smooth, glabrous, bracts generally 1--several, deltate or lanceolate; flower bract 1 per flower, < to >> pedicel. Flower: radial, +- closed or subradial or bilateral, +- open, parts in 5s, free; petals without tubercles, upper 2 generally forming hood over upturned stamens; stamens 10, filaments generally widened at base, smooth, glabrous, anther generally with tube-like constrictions subtending pores; nectary 0; ovary superior, style +- included and straight or generally exserted and downcurved, stigma peltate, with 5 spreading lobes above a prominent, reflexed collar or generally not peltate, generally with 5 +- erect lobes projecting beyond a delicate, reflexed collar. Fruit: capsule, pendent; valves opening base to tip, margins fibrous.
Species In Genus: +- 30 species: generally circumboreal, high mountains of Central America, Sumatra. Etymology: (Latin: little pear, +- from leaf shape) Note: Pyrola aphylla, Pyrola dentata newly recognized, added as native; Pyrola crypta newly described, added as native.
eFlora Treatment Author: Diana D. Jolles
Species: Pyrola asarifoliaView Description 

Leaf: < 20 cm, abaxially often purple, adaxially +- shiny; petiole +- = blade. Inflorescence: < 6 dm including scape; flowers +- 10; flower bract generally >> pedicel, broadly lanceolate, acuminate. Flower: subradial to bilateral, +- open; sepals deltate to lanceolate, acute to acuminate; petals 4.8--9 mm, ovate to obovate, pink, pink-purple, or deep red; anthers 2--3.5 mm; style 6--8 mm.


Pyrola asarifolia Michx. subsp. asarifolia
NATIVE
Leaf: 3--13 cm, round to reniform; entire to +- crenate. Inflorescence: scape 1--3.5 dm; flower bract 1--1.5 × pedicel. Flower: sepals 2--3.5 mm, deltate to lanceolate; petals 4.8--8.6 mm; anthers 2--3 mm. Chromosomes: 2n=46.
Ecology: Common. Moist forest, swamps, bogs, streambanks; Elevation: 30--2800 m. Bioregional Distribution: KR, CaRH, SNH, SnBr, MP; Distribution Outside California: to southern Alaska, Montana, eastern North America; eastern Asia. Flowering Time: Jun--Jul
Synonyms: Pyrola asarifolia var. purpurea (Bunge) Fernald; Pyrola californica Krísa
eFlora Treatment Author: Diana D. Jolles
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Citation for this treatment: Diana D. Jolles 2016. Pyrola asarifolia subsp. asarifolia, Revision 2, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=52590, accessed on July 26, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on July 26, 2016.


Pyrola asarifolia subsp. asarifolia
click for enlargement
© 2010 Keir Morse
Pyrola asarifolia subsp. asarifolia
click for enlargement
© 2015 Aaron Schusteff
Pyrola asarifolia subsp. asarifolia
click for enlargement
© 2010 Keir Morse
Pyrola asarifolia subsp. asarifolia
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© 2005 Steve Matson
Pyrola asarifolia subsp. asarifolia
click for enlargement
© 2005 Steve Matson
Pyrola asarifolia subsp. asarifolia
click for enlargement
© 2010 Keir Morse

More photos of Pyrola asarifolia subsp. asarifolia in CalPhotos


Geographic subdivisions for Pyrola asarifolia subsp. asarifolia:
KR, CaRH, SNH, SnBr, MP;
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
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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.