Myosotis arvensis

Myosotis arvensis or field forget-me-not is a herbaceous annual to short lived perennial flowering plant in the family Boraginaceae.

Myosotis arvensis
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Boraginales
Family:	Boraginaceae
Genus:	Myosotis
Species:	M. arvensis
Binomial name
Myosotis arvensis (L.) Hill

Stace[1]^:564 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]^:208
• 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.

Gallery

• 
  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

References

1. Stace, Clive (2011). New Flora of the British Isles (Third ed.). cambridge, U.K.: Cambridge University Press. ISBN 9780521707725.
2. Blamey, M.; Fitter, R.; Fitter, A (2003). Wild flowers of Britain and Ireland: The Complete Guide to the British and Irish Flora. London: A & C Black. ISBN 978-1408179505.