Sagina caespitosa Lange

Tufted pearlwort (en)

Species

Angiosperms > Caryophyllales > Caryophyllaceae > Sagina

Characteristics

Plants perennial, cespitose, forming small mats or cushions, glandular-pubescent or glabrous. Stems ascending to spreading, frequently purple tinged, many-branched, not filiform. Leaves: axillary fascicles absent; basal not in primary rosettes, secondary rosettes usually present, blade linear to linear-subulate, 2-13 mm, not fleshy, apex apiculate to acute, glabrous; cauline connate basally, forming shallow, often purplish, scarious cup, blade with frequently conspicuous midvein, subulate, 3-9(-12) mm, becoming shorter toward apex, not fleshy, apex apiculate to acute, glabrous. Pedicels filiform, glandular-pubescent, rarely glabrous. Flowers terminal, 5-merous or 4-and 5-merous; calyx base glandular-pubescent or glabrous; sepals broadly ovate to lanceolate, 2-2.5 mm, hyaline margins usually purple tinged, at least at apex, apex obtuse to somewhat acute, glandular-pubescent or glabrous, remaining appressed after capsule dehiscence; petals elliptic to narrowly obovate, 2.5-3 mm, longer than or seldom equaling sepals; stamens 8 or 10. Capsules 3-3.5 mm, exceeding sepals, dehiscing to base. Seeds brown, obliquely triangular with abaxial groove, 0.5 mm, lateral surfaces frequently with elongate ridges, abaxial surface appearing smooth to pebbled.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.01 - 0.05
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 3-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

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

Cultivation

Mode -
Germination duration (days) 10 - 21
Germination temperacture (C°) 12
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Sagina caespitosa world distribution map, present in Canada, Greenland, Iceland, Norway, and Sweden

Identifiers

LSID urn:lsid:ipni.org:names:156420-1
WFO ID wfo-0000438518
COL ID 4TYFT
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Sagina caespitosa Spergella caespitosa Arenaria caespitosa Sagina nivalis var. caespitosa