Cerastium brachypetalum Pers.

Grey mouse-ear (en), Céraiste à pétales courts (fr)

Species

Angiosperms > Caryophyllales > Caryophyllaceae > Cerastium

Characteristics

Plants annual. Stems erect, simple or branched at base, 5.5-30 cm, shaggy, hairs silvery, spreading-ascending; small axillary tufts of leaves absent. Leaves not marces-cent; blade 4-15(-20) × 1.5-5(-7) mm, pubescence of long, glandular and/or eglandular hairs; basal ± crowded, blade oblanceolate, spatulate, apex obtuse; cauline sessile, blade lanceolate or elliptic, apex acute. Inflorescences lax, dichasiate, 3-30-flowered cymes; bracts herbaceous, lanceolate, densely pubescent, with long, ascending, glandular or eglandular hairs. Pedicels erect or ascending, bent distally in fruit, 6-15 mm, longer than capsule, shaggy, glandular or eglandular. Flowers: sepals lanceolate, 4-4.5 mm, foliaceous, with or without narrow margins, densely pubescent, hairs exceeding sepal tips; petals oblanceolate, 2-3 mm, ca. 0.5 times as long as sepals, apex 2-fid, sparsely ciliate proximally; stamens 10, with few long hairs near filament base; styles 5. Capsules cylindric, slightly curved near apex, 5-7 mm, ca. 1.5 times as long as sepals; teeth 10, erect, margins convolute. Seeds pale brown, 0.5 mm diam., acutely tuberculate; testa not inflated. 2n = 72 (Europe), 88, 90.
Life form annual
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination entomogamy
Spread anemochory
Mature width (meter) -
Mature height (meter) 0.05 - 0.3
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 7-9
Soil humidity 1-5
Soil texture 3-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

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

Cultivation

Mode -
Germination duration (days) 5 - 10
Germination temperacture (C°) 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Cerastium brachypetalum leaf picture by Linde Anne (cc-by-sa)

Flower

Cerastium brachypetalum flower picture by Linde Anne (cc-by-sa)
Cerastium brachypetalum flower picture by Linde Anne (cc-by-sa)

Distribution

Cerastium brachypetalum world distribution map, present in France and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:152118-1
WFO ID wfo-0000595299
COL ID SK4S
BDTFX ID 15797
INPN ID 89979
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Cerastium brachypetalum Alsine brachypetala Cerastium atticum Cerastium canescens Cerastium gracile Cerastium barbulatum Cerastium strigosum

Lower taxons

Cerastium brachypetalum subsp. atheniense Cerastium brachypetalum subsp. corcyrense Cerastium brachypetalum subsp. doerfleri Cerastium brachypetalum subsp. pindigenum Cerastium brachypetalum subsp. roeseri Cerastium brachypetalum subsp. tauricum Cerastium brachypetalum subsp. tenoreanum