Meconopsis, is a genus of around 40 species in the poppy family, Papaveraceae. All except one are native to the Himalayas. The Welsh poppy is native to Britain and it's placement in this genus is debated. The Himalayan species grow at high altitudes in moist meadows along with Himalayan primroses. These species are compatible in gardens as they thrive in moist, fertile soil and part shade.
Mimulus - Monkeyflowers
Mimulus, is a fairly large genus of around 150 species belonging to the Phrymaceae family. The genus has two separate distribution areas, one in western N-America and the other in Australia, although a few species are found in other regions. Many species grow in moist, even wet soil.
Myosotis - Forget-me-not
Myosotis is a genus in the family Boraginaceae. The number of species is a bit unclear, but there are at least 74 recognized species. Most are found in two distinct areas. Species in Eurasia have sky blue flowers and species in New-Zealand often white or yellow flowers. There are also a few species in N- and S-America. Most species prefer sun and well-drained soil.
Ononis - Restharrow
Ononis is a genus of 30 species of perennials and shrubs in the legume family, Fabaceae. They are all native to Europe. The English common name is a reference to the tough stems of some plants that could stop a harrow.
Oxalis, is the largest genus of the family, Oxalidaceae, with around 800 out of 900 species in the family. They are distributed around the globe, apart from arctic areas, most species are found in Brazil, Mexico and S-Africa. Few species are hardy enough to grow here in iceland. One species, Oxalis acetocella, is native to Iceland and is a protected species.