Saxifraga bronchialis L.

Yellowdot saxifrage (en)

Species

Angiosperms > Saxifragales > Saxifragaceae > Saxifraga

Characteristics

Plants 10-20 cm tall. Shoots numerous, with dense rosette leaves. Flowering stem slender, glandular pubescent or glabrous. Rosette leaves linear-lanceolate, 7.5-9 × 1.4-1.6 mm, leathery, glabrous except margin cartilaginous ciliate and apex cartilaginous aristate. Cauline leaves linear, 5.2-6 × 0.8-1 mm, leathery, margin cartilaginous ciliate, apex cartilaginous aristate. Cyme 3-5-flowered; branches slender, glandular pilose, sometimes with buds in bract axils. Sepals spreading, ovate, ca. 1.8 × 1.2 mm, subcarnose, abaxially and marginally glandular pilose, veins 3 or 4, free, apex acute. Petals yellowish white, crimson spotted, oblong-elliptic, 5-6 × 2-2.5 mm, not callose, 3-veined, base ± truncate, clawless, apex acute. Stamens ca. 5 mm. Ovary subsuperior, ovoid, 2-3 mm; styles ca. 1.5 mm. Fl. and fr. Jun-Aug. 2n = 26, 28, 38, ca. 44, 48, 66, ca. 80, 92, 112, 150.
More
Plants mat-forming, (stems trailing), not stoloniferous, rhizomatous. Leaves basal and cauline, (marcescent, crowded); petiole absent; blade (sometimes reddish), linear or linear-lanceolate to narrowly elliptic, unlobed, 3-15 mm, leathery, margins entire, stiffly, often hooked, white-ciliate, sometimes also glandular-ciliate, apex acute, white spinulose-mucronate (spine 1-1.5 mm), surfaces glabrous, sometimes adaxially sparsely sessile-glandular. Inflorescences 2-15-flowered cymes or thyrses, sometimes solitary flowers, 5-20 cm, sparsely short stipitate-glandular; bracts sessile. Flowers: sepals ± erect, (purplish), ovate to triangular, margins eciliate or sparsely glandular, surfaces glabrous or sparsely sessile-glandular; petals yellowish white, purple-or red-to yellow-spotted, oblong to elliptic, 3-7 mm, longer than sepals; ovary superior.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.23 - 0.28
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 5-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
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 -

Images

Saxifraga bronchialis unspecified picture

Distribution

Saxifraga bronchialis world distribution map, present in Canada, China, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:30119902-2
WFO ID wfo-0000494681
COL ID 6XQQD
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR) Link

Synonyms

Ciliaria bronchialis Saxifraga derbekii Saxifraga bronchialis Saxifraga caulescens Leptasea bronchialis

Lower taxons

Saxifraga bronchialis subsp. austromontana Saxifraga bronchialis subsp. funstonii Saxifraga bronchialis subsp. compacta Saxifraga bronchialis var. yuparensis