Symplocarpus renifolius Schott ex Tzvelev

Species

Angiosperms > Alismatales > Araceae > Symplocarpus

Characteristics

Rhizome hypogeous, to 7 cm in diam. Leaves in a rosette; petiole to 40 × ca. 1 cm; leaf blade orbicular-cordate, 30-40 cm long and wide or nearly so (to 33 cm wide), mid-green, base cordate, apex acute; venation reticulate, midvein very strong, primary veins 5 on each side, ascending toward apex, lowermost ones running into basal lobes. Flowering before leaves appear; inflorescence usually solitary; peduncle green and purplish tinged, 7-13(-20) × ca. 1 cm. Spathe plain purple to blackish purple, rarely green without any markings or with dark purple spots, boat-shaped, 8-20 × 5-12 cm, strongly leathery, apex acuminate. Spadix ellipsoid, 2-2.5 × ca. 1.2 cm. Flowers densely arranged. Flower 3-3.5 mm in diam., tepals pinkish, thecae yellow. Fl. early spring, fr. summer of same year.
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A herb. It keeps growing from year to year. It has rhizomes 7 cm across. The leaves are in a ring. The leaf stalk is 40 cm long by 1 cm across. The leaves are round or heart shaped and 30-40 cm long and wide. The flowers appear before the leaves.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.5
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It grows in wet places and swamp forests below 300 m above sea level in north China.
More
Wet places in N. Japan.
Light 4-9
Soil humidity 4-9
Soil texture 1-6
Soil acidity 1-6
Soil nutriment -
Hardiness (USDA) 4-7

Usage

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

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Symplocarpus renifolius unspecified picture

Distribution

Symplocarpus renifolius world distribution map, present in China, Japan, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:1011010-1
WFO ID wfo-0000317950
COL ID 53R6N
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Symplocarpus renifolius Symplocarpus foetidus f. variegatus Symplocarpus foetidus var. latissimus Spathyema foetida f. latissima