Pilea semisessilis Hand.-mazz.

Species

Angiosperms > Rosales > Urticaceae > Pilea

Characteristics

Herbs perennial, stoloniferous, glabrous, monoecious or dioecious. Stems blue green when dry, 20-60 cm tall, woody at base, succulent distally, swollen between nodes. Stipules persistent; triangular to oblong, 2-5 mm, membranous, petiole strongly unequal in length, 0-4 cm; leaf blade abaxially pale green, adaxially often blue-green, falcate-lanceolate rarely ovate-lanceolate, usually asymmetric, unequal in size, (2.5-)5-14 × (1-)1.5-5 cm, membranous, 3-veined, lateral veins many, transverse, abaxial surface sometimes puberulent along veins, adaxial surface sparsely pilose, cystoliths fusiform often conspicuous, base emarginate or subcordate, margin sharply serrate or shallowly serrate, acumen serrulate, apex long caudate-acuminate. Inflorescences solitary, male a paniculate cyme, 2-7 cm; pedunculate, female inflorescence 1.5-4 cm, peduncle 1-3 cm. Male flowers subsessile, in bud ca. 1 mm; perianth lobes 4, oblong-elliptic, apex acute; stamens 4; rudimentary ovary minute. Female flowers subsessile, in bud ca. 0.8 mm; perianth lobes connate at base, subequal, abaxial lobe larger, subapically corniculate; staminodes 3, scale-like, oblong. Achene brownish, broadly ovoid, ca. 1 mm, compressed, not oblique, smooth, enclosed by unequal perianth lobes. Fl. Jul-Sep, fr. Sep-Oct.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.6
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-12

Usage

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

Cultivation

Mode -
Germination duration (days) 14 - 60
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Pilea semisessilis world distribution map, present in China and Thailand

Identifiers

LSID urn:lsid:ipni.org:names:855772-1
WFO ID wfo-0001223982
COL ID 4HT64
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pilea semisessilis