Pyrola grandiflora Radius

Largeflowered wintergreen (en)

Species

Angiosperms > Ericales > Ericaceae > Pyrola

Characteristics

Plants rhizomatous, 0.5-1.9(-2.5) dm. Leaves: petiole 10-65(-80) mm, channeled adaxially, glabrous; blade not or, sometimes, maculate, dull and light green to purplish abaxially, shiny and dark green, sometimes with white tissue bordering larger veins adaxially, ovate to elliptic or round to subreniform, 9-33(-45) n 10-50 mm, coriaceous, base truncate to rounded or cordate, margins subentire to crenate or crenate-serrulate, apex rounded to acute. Inflorescences 1 per stem, 4-12-flowered; peduncular bracts absent or 1-3, ovate-lanceolate to ovate, 6-12 × (2-)3-5 mm, chartaceous or membranous, margins entire; inflorescence bracts ovate-lanceolate to ovate, longer than subtended pedicels, 4.5-10 × 1.8-3.4 mm, chartaceous. Pedicels 3-8 mm. Flowers: calyx lobes appressed or spreading in fruit, green, pinkish, or reddish with margins hyaline to white or pinkish, oblong-ovate to lanceolate, (2.2-)2.8-6 × (0.9-)1.2-2 mm, margins entire or erose-denticulate, apices obtuse to rounded; petals white, often suffused with pink, obovate to round, 6-10(-11) × 4.2-6 mm, margins entire or erose-denticulate, especially distally; stamens 4-7.5 mm; filament base 0.2-0.3 mm wide; anthers 1.6-3 mm, apiculations absent or less than 0.1 mm, thecae creamy yellow to golden yellow, tubules yellow to yellowish brown, 0.1-0.3 mm, scarcely narrowed above thecae, lateral walls touching for most of their lengths, pores 0.1-0.2 × 0.1-0.2 mm; ovary smooth; style scarcely exserted, 4.5-8 mm; stigma 0.7-1.1 mm wide, lobes erect. Capsules depressed-globose, 2.9-4 × 3.8-6 mm. 2n = 46, 69.
Life form perennial
Growth form
Growth support mycoheterotroph
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-6
Soil humidity 3-7
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 12
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Pyrola grandiflora unspecified picture

Distribution

Pyrola grandiflora world distribution map, present in Canada, Greenland, Iceland, Liberia, Russian Federation, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:331814-1
WFO ID wfo-0000396287
COL ID 6WQ4F
BDTFX ID 67766
INPN ID 126262
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Pyrola grandiflora Thelaia grandiflora Pyrola grandiflora var. grandiflora

Lower taxons

Pyrola grandiflora var. canadensis Pyrola grandiflora var. gormanii