Ajania pallasiana (fisch. ex Besser) Poljakov

Species

Angiosperms > Asterales > Asteraceae > Ajania

Characteristics

Herbs, perennial, 30-60 cm tall. Stems erect, solitary or fascicled, shortly branched, appressed pubescent, especially on upper parts including peduncles. Basal and lower stem leaves withered at anthesis. Middle stem leaves with petiole 0.5-1 cm; leaf blade ovate, narrowly elliptic, or rhomboid, 2-4 × 1-2.5 cm, abaxially white or gray-white, appressed densely and thickly pubescent, adaxially green, glabrous, bipalmate or bipalmate-pinnately 3-5-sect; primary lateral segments 1-or 2-paired; ultimate segments linear or linear-lanceolate. Upper stem leaves similar, progressively smaller. Synflorescence a terminal compound flat-topped panicle, 3-5 cm in diam. Capitula few to many. Involucres broadly campanulate, 6-7 mm in diam.; phyllaries in 4 rows, straw-colored, glossy, abaxially glabrous, outer ones narrowly elliptic, 2.5-3 mm, apex with rounded waxy hyaline appendage, middle and inner ones long ovate, ca. 4 mm. Florets yellow, exterior with sessile glands; marginal female florets ca. 3, corolla tubular, ca. 3.5 mm, apex 5-denticulate; disk florets many, corolla tubular, ca. 3.5 mm, apex 5-lobed. Achenes ca. 1.8 mm. Fl. and fr. Aug-Sep. 2n = 36.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.23 - 0.6
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture 7-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-9

Usage

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

Cultivation

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

Distribution

Ajania pallasiana world distribution map, present in China, Japan, Mongolia, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:175809-1
WFO ID wfo-0000078344
COL ID BDJV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dendranthema pallasianum Ajania pallasiana Tanacetum pallasianum Chrysanthemum pallasianum Artemisia pallasiana Pyrethrum pallasianum Artemisia pallasianum Tanacetum pallasianum var. pallasianum Chrysanthemum pallasianum var. pallasianum