Achillea millefolium, commonly known as yarrow or common yarrow, is a flowering plant in the family Asteraceae. It is native to temperate regions of the Northern Hemisphere in Asia and Europe and North America. It has been introduced as a feed for livestock in New Zealand and Australia, where it is a common weed of both wet and dry areas, such as roadsides, meadows, fields and coastal places.
Achillea is a group of flowering plants in the family Asteraceae, known colloquially as yarrows. They were described as a genus by Linnaeus in 1753. The genus was named after the Greek mythological character Achilles. According to legend, Achilles' soldiers used yarrow to treat their wounds, hence some of its common names such as allheal and bloodwort.
Matricaria is a genus of flowering plants in the Chamomile tribe within the sunflower family. Some of the species have the common name of "mayweed," but this name also refers to plants not in this genus.
Achillea ptarmica is a European species of herbaceous perennial flowering plant in the genus Achillea of the daisy family Asteraceae. Common names include the sneezewort, sneezeweed, bastard pellitory, European pellitory, fair-maid-of-France, goose tongue, sneezewort yarrow, wild pellitory, and white tansy. It is widespread across most of Europe and naturalized in scattered places in North America.
Rubus caesius is a Eurasian species of dewberry, known as the European dewberry. Like other dewberries, it is a species of flowering plant in the rose family, related to the blackberry. It is widely distributed across much of Europe and Asia from Ireland and Portugal as far east as Xinjiang Province in western China. It has also become sparingly naturalized in scattered locations in Argentina, Canada, and the United States.
Melissa is a genus of perennial herbs in the Lamiaceae, native to Europe and Asia but cultivated and naturalized in many other places. The name Melissa is derived from the Greek word μέλισσα (mélissa) meaning "honeybee", owing to the abundance of nectar in the flowers. The stems are square, like most other plants in the mint family. The leaves are borne in opposite pairs on the stems, and are usually ovate or heart-shaped and emit a lemony scent when bruised. Axillary spikes of white or yellowish flowers appear in the summer.
Erigeron canadensis is an annual plant native throughout most of North America and Central America. It is also widely naturalized in Eurasia and Australia. Common names include horseweed, Canadian horseweed, Canadian fleabane, coltstail, marestail, and butterweed. It was the first weed to have developed glyphosate resistance, reported in 2001 from Delaware.
Erigeron acer is a widespread herbaceous flowering plant in the daisy family Asteraceae. Common names include bitter fleabane and blue fleabane. The species is native to Canada, colder parts of the United States, northern, central, and southeastern Asia, and most of Europe.
Cyperus fuscus is a species of sedge known by the common name brown galingale, or brown flatsedge. This plant is native to much of Europe, Asia and North Africa from England, Portugal and Morocco east to China and Thailand. It is an introduced species in North America, where it is naturalized in widely scattered locations in the United States and Canada.
Echinops sphaerocephalus, known by the common names glandular globe-thistle, great globe-thistle or pale globe-thistle, is a Eurasian species of globe-thistle belonging to the thistle tribe within the sunflower family.
Atriplex hortensis, known as garden orache, red orache or simply orache, mountain spinach, French spinach, or arrach, is a species of plant in the amaranth family used as a leaf vegetable that was common before spinach and still grown as a warm-weather alternative to that crop. It is Eurasian, native to Asia and Europe, and widely naturalized in Canada, the United States, Australia, and New Zealand.
Hypochaeris glabra is a species of flowering plant in the dandelion tribe within the daisy family known by the common name smooth cat's ear. It is native to Europe, North Africa, and the Middle East but it can be found on other continents where it is an introduced species and a widespread weed. It has become widespread in Africa, southern and southeastern Asia, Australia, and parts of the Americas.
Bidens cernua is a plant species in the sunflower family, widespread across much of Eurasia and North America. It is commonly called nodding beggarticks or nodding bur-marigold,
Arctium tomentosum, commonly known as the woolly burdock or downy burdock, is a species of burdock belonging to the family Asteraceae. The species was described by Philip Miller in 1768.
Caltha natans is a species of flowering plant in the buttercup family. It goes by the common name floating marsh marigold.
Artemisia pontica, the Roman wormwood or small absinthe, is an herb used in the production of absinthe and vermouth. Originating in southeastern Europe it is naturalized over much of Eurasia from France to Xinjiang, and is also found in the wild in northeastern North America.
Achillea alpina, commonly known as alpine yarrow, Chinese yarrow or Siberian yarrow, is an Asian and North American species of plant in the sunflower family. It is native to Siberia, the Russian Far East, China, Mongolia, Korea, Japan, Nepal, Canada, the northern United States.
Bidens bipinnata is a common and widespread species of flowering plant in the daisy family. Its native range remains uncertain due to its global distribution, however prevailing thought places its origin in Asia and North America. It is most commonly called by the common name Spanish needles.
Crepis rubra is a European species of flowering plant in the daisy family with the common name red hawksbeard or pink hawk's-beard. It is native to the eastern Mediterranean region and is widely cultivated as an ornamental. It became naturalized in a small region of the United States.
Achillea tomentosa, commonly known as woolly yarrow, is a flowering plant in the family Asteraceae. It is sometimes kept as a garden plant, and occasionally naturalizes outside its original range of dry lowland habitats of southern Europe and (possibly) western Asia. It is a recipient of the RHS's Award of Garden Merit.
