Linaria arvensis (L.) Desf.

Field toadflax (en), Linaire des champs (fr)

Species

Angiosperms > Lamiales > Plantaginaceae > Linaria

Characteristics

Taprooted annual; stems erect, usually branched, (3)-7-30 cm tall. Vegetative or lower parts glabrous. Lvs 0.5-2.5 cm long, usually narrow-linear, sometimes linear on main stems and c. 2 mm wide, glaucous; apex acute or obtuse. Infl. with few to fairly numerous fls, congested and almost capitate at flowering, elongating at fruiting, glandular-hairy. Pedicels c. 1 mm long at anthesis; bracts narrow-linear, much > pedicels. Calyx 3-4 mm long, lobed nearly to base, strongly glandular-ciliate; lobes oblong-linear, subacute. Corolla c. 5 mm long (including curved spur 2-2.5 mm long), mauve or bluish mauve; upper lip 3-4 mm long. Capsule 3-4 mm diam., globose. Seeds 1-1.2 mm diam. (including wing), suborbicular, dark grey, smooth.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination entomogamy
Spread anemochory
Mature width (meter) -
Mature height (meter) 0.1 - 0.4
Root system tap-root
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 -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-10

Usage

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

Cultivation

Mode -
Germination duration (days) 10 - 15
Germination temperacture (C°) 12 - 15
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Linaria arvensis habit picture by laurent boniface (cc-by-sa)

Leaf

Linaria arvensis leaf picture by Alix Raffaillac (cc-by-sa)
Linaria arvensis leaf picture by Neus Valls (cc-by-sa)
Linaria arvensis leaf picture by Neus Valls (cc-by-sa)

Flower

Linaria arvensis flower picture by Alix Raffaillac (cc-by-sa)
Linaria arvensis flower picture by Alix Raffaillac (cc-by-sa)
Linaria arvensis flower picture by Susana López (cc-by-sa)

Distribution

Linaria arvensis world distribution map, present in Albania, Andorra, Australia, Austria, Azerbaijan, Belgium, Bulgaria, Switzerland, Germany, Algeria, Spain, France, Croatia, Hungary, Iran (Islamic Republic of), Italy, Libya, Luxembourg, Morocco, New Zealand, Poland, Romania, Russian Federation, Serbia, Slovakia, and Tunisia

Identifiers

LSID urn:lsid:ipni.org:names:804458-1
WFO ID wfo-0000445788
COL ID 72F65
BDTFX ID 39189
INPN ID 106150
Wikipedia (EN)
Wikipedia (FR) Link

Synonyms

Linaria atlantis-rifea Linaria carnosa Antirrhinum arvense Linaria arvensis