Parnassia asarifolia Vent.

Kidneyleaf grass of parnassus (en)

Species

Angiosperms > Celastrales > Celastraceae > Parnassia

Characteristics

Herbs with caudices. Stems 18–50 cm. Leaves: basal in rosettes; petiole 6–17 cm; blade (of larger leaves) reniform to reniform-orbiculate, 20–60 × 25–100 mm, <mostly wider than long>, base cordate, apex rounded; cauline on proximal 1/2 to middle of stem or absent. Flowers: sepals reflexed in fruit, oblong to obovate, 2.5–6.5 mm, margins hyaline, 0.2–0.4 mm wide, entire, apex rounded; petals 11–18-veined, ovate-elliptic, 10–18 × 7–11 mm, length 2–3 times sepals, base abruptly contracted to 2–3.5 mm claw, margins entire or undulate; stamens 8.5–11.5 mm; anthers 2.2–3.2 mm; staminodes 3-fid almost to base, gland-tipped, 5–9 mm, shorter than stamens, apical glands ovoid-conical, 0.5–0.9 mm; ovary green. Capsules 12 mm. 2n = 32.
More
Plants 2–4 dm; blades of basal lvs thin and flexible, reniform, 3–5 cm wide, wider than long; cauline lf sessile near the middle of the stem, like the basal but smaller; pet narrowed to a basal claw, 12–18 mm, with 11–15 radiating veins; staminodes white, 7–9 mm, a little shorter than the stamens, 3-parted for 3/5 or 4/5 their length; 2n=32. Streambanks and springy or boggy soil, chiefly in the mts.; Va. and W.Va. to Ga., and w. to Ark. and e. Tex. Aug.–Oct.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.4
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
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 - 180
Germination temperacture (C°) 12 - 18
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Parnassia asarifolia world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:792064-1
WFO ID wfo-0001135399
COL ID 4DQ5T
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Parnassia asarifolia Parnassia nudata