Ajania potaninii (Krasch.) Poljakov

Species

Angiosperms > Asterales > Asteraceae > Ajania

Characteristics

Subshrubs, ca. 70 cm tall. Old branches dark gray; flowering branches sparsely appressed pubescent. Lower and middle stem leaves: petiole ca. 0.5 cm; leaf blade broadly ovate, ovate, orbicular, or broadly elliptic, 1.5-2.5 × 1-2 cm, abaxially white or gray-white, densely and thickly appressed pubescent, adaxially green or gray-green, glabrous or very sparsely pubescent, margin serrate or occasionally inconspicuously 3-5-lobed, apex truncate or acute. Uppermost stem leaves spatulate, orbicular, or narrowly elliptic, small. Synflorescence a terminal compound flat-topped panicle, 2-8 cm in diam. Capitula many. Involucres campanulate, 2.5-3 mm in diam.; phyllaries in 4 rows, straw-colored, glossy, scarious margin hyaline, outer ones ovate or triangular-lanceolate, ca. 1.5 mm, abaxially sparsely pubescent, apex obtuse or rounded, middle and inner ones elliptic or lanceolate, 2-2.5 mm, middle ones abaxially sparsely pubescent, inner ones abaxially glabrous. Marginal female florets 6, corolla narrowly tubular, ca. 2 mm, apex 2-4-denticulate; disk florets: corolla tubular, ca. 2.5 mm. Achenes ca. 1.2 mm. Fl. and fr. Aug-Nov.
Life form perennial
Growth form subshrub
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.7
Root system -
Rooting depth (meter) 0.2
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 -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

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 potaninii world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:175810-1
WFO ID wfo-0000058685
COL ID BDJX
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ajania nana Tanacetum rockii Chrysanthemum potaninii Tanacetum potaninii Tanacetum rockii Ajania dentata Chrysanthemum rockii Tanacetum potaninii var. potaninii Chrysanthemum potaninii var. potaninii Tanacetum potaninii var. nanum Tanacetum potaninii var. suffruticosum Ajania potaninii