Monday, April 25, 2016

Pyrola picta (White-Veined Wintergreen)

7/8/07 Beaver Creek Picnic Area, South Grove, Calaveras Big Trees State Park,
Calaveras County, CA


COMMON NAME: White-Veined Wintergreen

SPECIES: Pyrola picta

FAMILY: Ericaceae (Heath Family)


LOCATION: Beaver Creek Picnic Area, South Grove, Calaveras Big Trees State Park, Calaveras County, CA


Treatment from The Jepson Manual (1993):

Plant sometimes ± leafless

Leaf generally < 10 cm; blade ovate to elliptic, ± entire; upper surface dark green, lower surface often purple; veins white-bordered (leaf blade sometimes oblanceolate, entire to prominently toothed; upper surface dull green, lower surface often bluish waxy when young, veins not bordered)

Inflorescence < 4 dm including peduncle; bracts < pedicels, lanceolate

Flower bilateral, ± open; sepals generally >> 2 mm, ovate, acute; petals greenish, cream-white, or pink; anthers 2.0–5.5 mm, pore tubes ± 1/3 as long; style downwardly curved, exserted, stigma lobes ± erect

Ecology: Common. Dry ponderosa-pine forest

Elevation: 400–2400 m.  

Bioregional distribution: Northwestern California, Cascade Range, Sierra Nevada, San Francisco Bay Area, Outer South Coast Ranges, Transverse Ranges, Peninsular Ranges, Warner Mountains 

Distribution outside California: to sw Canada, New Mexico
Reference: [Haber 1987 Syst Bot 12:324–335]
Variable, may hybridize with other species (pollen, seeds sometimes abortive).

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