Saxifraga unguiculata Engl.

Species

Angiosperms > Saxifragales > Saxifragaceae > Saxifraga

Characteristics

Herbs perennial, cespitose, 2.5-13.5 cm tall. Shoots branched, with leaf rosettes. Flowering stem leafy, proximally glabrous, distally brown glandular pilose. Rosette leaves spatulate to narrowly subobovate, 4.5-8 × ca. 1.5 mm, subcarnose, both surfaces usually glabrous, margin setose-ciliate or glabrous, apex mucronate. Cauline leaves remote, oblong or lanceolate to ensiform, 4.4-15 × 1-2.3 mm, carnose, both surfaces usually glabrous, rarely sparsely glandular hairy abaxially, margin glandular or eglandular ciliate, apex mucronate. Flower solitary, or cyme corymbose, 2-8-flowered, 2-6 cm; pedicels slender, 0.3-3 cm, brown glandular hairy. Sepals erect, then spreading to reflexed, ovate to narrowly so, 1.5-3 × 1-2.1 mm, carnose, abaxially brown glandular hairy, adaxially glabrous, veins 3-5, not, partly, or fully confluent at apex, margin glabrous or ± glandular ciliate, apex obtuse or acute. Petals yellow, proximally orange spotted, narrowly ovate, subelliptic, or oblong to lanceolate, 4.5-7.5 × 1.5-2.9 mm, 1-or 2-callose near base, sometimes obscurely so, or not callose, 3-7-veined, base with a claw 0.1-1 mm, apex subobtuse or acute. Stamens 2.8-4.3 mm. Ovary subsuperior, broadly ovoid, 2.3-3.8 mm; styles 0.5-2 mm. Fl. and fr. Jul-Sep.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.03 - 0.14
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) 6-10

Usage

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

Cultivation

Mode -
Germination duration (days) 15 - 60
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Saxifraga unguiculata world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:794687-1
WFO ID wfo-0001136303
COL ID 79SNZ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Saxifraga unguiculata f. auctiflora Saxifraga aurantiaca f. lanceolata Saxifraga unguiculata Saxifraga vilmoriniana Hirculus unguiculatus Hirculus vilmorinianus Saxifraga unguiculata var. auctiflora Saxifraga unguiculata var. subglabra Saxifraga unguiculata var. unguiculata Saxifraga serpyllifolia var. pallasiana

Lower taxons

Saxifraga unguiculata var. limprichtii