Veronica chamaedrys L.

Germander speedwell (en), Véronique petit-chêne (fr), Fausse Germandrée (fr), Fausse germandrée (fr)

Species

Angiosperms > Lamiales > Plantaginaceae > Veronica

Characteristics

Hairy perennial; stems lax or decumbent, rooting at nodes and sometimes forming a loose mat, ascending to c. 30 cm; internodes with dense bifarious hairs. Lvs sessile or with petiole 0.5-3-(7) mm long. Lamina 1.2-3.5 × 1-2.5 cm, ovate to elliptic, coarsely serrate or crenate-serrate, hairy beneath, becoming glabrous above; base rounded or ± subcordate; apex obtuse. Racemes to c. 15 cm long, slender, hairy, axillary and opposite but superficially appearing terminal; pedicels usually 5-8 mm long, slender, much > bracts. Bracts ± elliptic, small. Calyx 3-5 mm long, accrescent; lobes narrowly oblong elliptic or narrow-elliptic, hairy, obtuse or subacute; margin prominently long-ciliate. Corolla 10-13 mm diam., bright blue with white central eye and fine dark veins. Capsule c. 6 mm wide; lobes divergent, with raised nerves and ciliate margins. Seed not seen.
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Rhizomatous perennial, 1–3 dm, prostrate or loosely ascending, spreading-hairy, at least on the stem; lvs all opposite, ovate, broad-based and sessile or nearly so, 1.5–3 × 0.8–2 cm, 1–2 times as long as wide, coarsely crenate-serrate with mostly 5–11 teeth per side; racemes axillary, pedunculate, loose, the 10–20 fls evidently pedicellate; pedicels 5–9 mm at maturity, surpassing the subtending, alternate bracts; cor blue, 8–12 mm wide; style 3–5 mm; fr (rarely produced) 3–3.5 mm, broadly triangular-obcordate, with apparently about 6 seeds per locule; 2n=16, 32. A weed in lawns and open, mostly disturbed sites; native of Europe, intr. in much of our range. May–June.
A small herb. It grows 15-25 cm high and spreads 30-50 cm wide. It keeps growing from year to year. It forms mounding clumps. The leaves are oval and have teeth. they are 12-40 mm long. They are bright green and have a few hairs. The flowers are small and blue. They have white centres. The flowers are held above the leaves in open sprays. These can contain 30 flowers.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread endozoochory epizoochory
Mature width (meter) 0.2 - 0.5
Mature height (meter) 0.28 - 0.4
Root system creeping-root tap-root
Rooting depth (meter) -
Root diameter (meter) 0.1
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

A common plant of grassland, woods, hedges etc. In dry-valley forest meadows, in forest, forest-steppe and steppe zones, among shrubs, in gardens, fields.
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It is a temperate plant. In Argentina it grows below 500 m above sea level. It suits hardiness zones 3-9.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 3-8

Usage

The leaves are used for tea.
Uses medicinal tea
Edible leaves
Therapeutic use Cancer (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by divisions or seedlings.
Mode divisions seedlings
Germination duration (days) 15 - 30
Germination temperacture (C°) 21
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Veronica chamaedrys habit picture by David Hocken (cc-by-sa)
Veronica chamaedrys habit picture by Jean-Francois Julien (cc-by-sa)
Veronica chamaedrys habit picture by Dieter Albrecht (cc-by-sa)

Leaf

Veronica chamaedrys leaf picture by Victor Scheijde (cc-by-sa)
Veronica chamaedrys leaf picture by Dieter Cuypers (cc-by-sa)
Veronica chamaedrys leaf picture by mjmull (cc-by-sa)

Flower

Veronica chamaedrys flower picture by Adrian (cc-by-sa)
Veronica chamaedrys flower picture by miko miko angemikel (cc-by-sa)
Veronica chamaedrys flower picture by Hansjörg Hagels (cc-by-sa)

Fruit

Veronica chamaedrys fruit picture by Marie-José NEBRA (cc-by-sa)
Veronica chamaedrys fruit picture by SuWu (cc-by-sa)
Veronica chamaedrys fruit picture by Llandrich anna (cc-by-sa)

Distribution

Veronica chamaedrys world distribution map, present in Albania, Andorra, Argentina, Armenia, Austria, Azerbaijan, Belgium, Bulgaria, Bosnia and Herzegovina, Belarus, Canada, Switzerland, China, Czech Republic, Germany, Denmark, Spain, Estonia, Finland, France, United Kingdom of Great Britain and Northern Ireland, Georgia, Greece, Croatia, Hungary, Iceland, Italy, Kazakhstan, Kyrgyzstan, Liberia, Liechtenstein, Lithuania, Luxembourg, Latvia, Moldova (Republic of), North Macedonia, Malta, Montenegro, Netherlands, Norway, New Zealand, Poland, Portugal, Romania, Russian Federation, Serbia, Slovakia, Slovenia, Sweden, Turkey, Ukraine, United States of America, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:811804-1
WFO ID wfo-0000419437
COL ID 5B6L3
BDTFX ID 75431
INPN ID 128832
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Veronica x amphibola Veronicella chamaedrys Veronica froelichiana Cardia ciliata Veronica chamaedrys Veronica bibarbata Veronica rudolphiana Veronica lamiifolia Veronica krumovii Veronica rigida Veronica plicata Veronica micans Veronica chamaedrya Veronica dubia Veronica schmidtii Veronica intermedia Veronica vindobonensis Veronica deflectans Veronica florida Veronica divaricata Veronica pulchella Veronica chamaedrys subsp. krumovii Veronica chamaedrys subsp. micans Veronica chamaedrys var. pilosa Veronica chamaedrys var. legitima Veronica chamaedrys subsp. chamaedrys Veronica chamaedrys var. subglandulosa Veronica vindobonensis var. omninoglandulosa

Lower taxons

Veronica chamaedrys subsp. vindobonensis Veronica chamaedrys subsp. chamaedryoides