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Overview

Distribution

National Distribution

Canada

Origin: Exotic

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

United States

Origin: Exotic

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

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Distribution: Europe, NE. Africa, Pakistan, Kashmir.
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Ecology

Habitat

Habitat & Distribution

Taiwan.
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Associations

In Great Britain and/or Ireland:
Foodplant / spot causer
immersed sorus of Entyloma fergussonii causes spots on live Myosotis arvensis
Remarks: season: 5-7

Foodplant / parasite
cleistothecium of Golovinomyces cynoglossi parasitises live Myosotis arvensis

Foodplant / parasite
oospore of Peronospora myosotidis parasitises live Myosotis arvensis

Foodplant / spot causer
amphigenous colony of Ramularia hyphomycetous anamorph of Ramularia cerinthes causes spots on live leaf of Myosotis arvensis

Foodplant / sap sucker
adult of Sehirus luctuosus sucks sap of nutlet of Myosotis arvensis
Other: major host/prey

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Life History and Behavior

Cyclicity

Flower/Fruit

Fl. Per.: June-August.
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Molecular Biology and Genetics

Molecular Biology

Barcode data: Myosotis arvensis

The following is a representative barcode sequence, the centroid of all available sequences for this species.


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Statistics of barcoding coverage: Myosotis arvensis

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 9
Specimens with Barcodes: 11
Species With Barcodes: 1
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Conservation

Conservation Status

National NatureServe Conservation Status

Canada

Rounded National Status Rank: NNA - Not Applicable

United States

Rounded National Status Rank: NNA - Not Applicable

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NatureServe Conservation Status

Rounded Global Status Rank: GNR - Not Yet Ranked

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Wikipedia

Myosotis arvensis

Myosotis arvensis or Field Forget-me-not is a herbaceous annual flowering plant in the family Boraginaceae.

General view
Flower head
Close up of flower; the background squares are 5mm across
Close up showing sepal tube; the background squares are 5mm across
Mature fruit - side 1; the background squares are 5mm across
Mature fruit - side 2; the background squares are 5mm across
Mature calyx showing fruit is hidden inside; the background squares are 5mm across
Mature calyx showing calyx stalk longer than sepal tube; the background squares are 5mm across
Close up showing non-basal leaf

Stace[1] describes this plant as having the following characteristics:

  • Upright, to 40 cm; softly hairy, with hairs at more-or-less right-angles to the stem.
  • Flowers grey-blue, 3-5mm across, saucer shaped in profile; sepal tube with hooked hairs; April–October.[2]
  • Mature fruit dark brown, shiny.
  • Mature calyx on spreading stalks longer than sepal tube; calyx teeth conceal the ripe fruit.
  • Basal leaves stalked, in a rosette; upper leaves not stalked.
  • Generally found on open, well drained ground; common throughout the British Isles.

References[edit]

  1. ^ New Flora of the British Isles; Clive Stace; Third edition; 2011 printing
  2. ^ The Wild Flowers of Britain and Northern Europe; Fitter, Fitter, Blamey; Collins; 3rd edition 1978
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Notes

Comments

This species elsewhere in its distributional range occurs as a ruderal in dry or moist places.
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Comments

Name appeared after publication of the family treatment for the Flora of China.
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