Avena is a genus of Eurasian and African plants in the grass family. Collectively known as the oats, they include some species which have been cultivated for thousands of years as a food source for humans and livestock. They are widespread throughout Europe, Asia and northwest Africa. Several species have become naturalized in many parts of the world, and are regarded as invasive weeds where they compete with crop production. All oats have edible seeds, though they are small and hard to harvest in most species.
Timothy is an abundant perennial grass native to most of Europe except for the Mediterranean region. It is also known as timothy-grass, meadow cat's-tail or common cat's tail. It is a member of the genus Phleum, consisting of about 15 species of annual and perennial grasses.
Prunella is a genus of herbaceous plants in the family Lamiaceae, also known as self-heals, heal-all, or allheal for their use in herbal medicine.
Alopecurus, or foxtail grass, is a common and widespread genus of plants in the grass family. It is common across temperate and subtropical parts of Eurasia, northern Africa, and the Americas, as well as naturalized in Australia and on various islands.
Arrhenatherum, commonly called oatgrass or button-grass, is a genus of Eurasian and North African plants in the grass family.
Aira is a genus of Old World plants in the grass family, native to western and southern Europe, central and southwest Asia, plus Africa.
Narthecium is a Eurasian and North American genus of herbaceous flowering plants. This genus was traditionally treated as belonging to the family Liliaceae, but the APG II system of 2003 placed it in the family Nartheciaceae.
Aegilops is a genus of Eurasian and North American plants in the grass family, Poaceae. They are known generally as goatgrasses. Some species are known as invasive weeds in parts of North America.
Hydrocharis is a genus of aquatic plants in the family Hydrocharitaceae described as a genus by Carl Linnaeus in 1753. It is widespread across much of Europe and Asia, plus a few scattered locations in Africa. It is also reportedly naturalized in parts of North America.
Anthemis arvensis, also known as corn chamomile, mayweed, scentless chamomile, or field chamomile is a species of flowering plant in the genus Anthemis, in the aster family. It is used as an ornamental plant.
Brachypodium is a genus of plants in the grass family, widespread across much of Africa, Eurasia, and Latin America. The genus is classified in its own tribe Brachypodieae.
Koeleria is a common and widespread genus of plants in the grass family, found on all continents except Antarctica and on various oceanic islands. It includes species known generally as Junegrasses.
Crypsis is a genus of African and Eurasian plants in the grass family, sometimes referred to as pricklegrass. These are annual grasses with short leaves. A few species are invasive weeds outside their native ranges.
Rostraria is a genus of plants in the grass family, native primarily to Eurasia and North Africa with one species native to South America. Hairgrass is a common name.
Eremopyrum is a genus Eurasian and North African plants in the grass family. One species, Eremopyrum triticeum has become widely established as a weed in parts of North America.
Castellia is a genus of African and Eurasian plants in the grass family. The only known species is Castellia tuberculosa, native to southern Europe, northern and northeastern Africa, and southwestern Asia.
Loliolum is a genus of Asian and North African plants in the grass family. The only known species is Loliolum subulatum, native to Turkey, Caucasus, the Middle East, Iran, Pakistan, Afghanistan, Central Asia, and Morocco.
Cutandia is a genus of Asian and Mediterranean plant in the grass family. It grows from Portugal and Cape Verde to Pakistan and Kazakhstan.
Hygroryza (watergrass) is a monotyipic genus of Asian flowering plants in the grass family. The only known species is Hygroryza aristata, native to China, Bangladesh, Cambodia, India, Laos, Malaysia, Myanmar, Nepal, Pakistan, Sri Lanka, Thailand, Vietnam.
Helictochloa is a genus of Eurasian, North African, and North American plants in the grass family.
