Galium odoratum, the sweet woodruff or sweetscented bedstraw, is a flowering perennial plant in the family Rubiaceae, native to much of Europe from Spain and Ireland to Russia, as well as Western Siberia, Turkey, Iran, the Caucasus, China and Japan. It is also sparingly naturalized in scattered locations in the United States and Canada. It is widely cultivated for its flowers and its sweet-smelling foliage.
Liatris cymosa, also known as Aggie-land gayfeather or branched blazing star, is a plant species in the family Asteraceae and genus Liatris. It is native to east central Texas in North America, where it is found in habitats such as post oak woodlands, fields, fence rows, woodland openings and edges, in clay soils. It blooms in mid to late summer with purple flower heads. It is of conservation concern due to habitat loss.
Flaveria trinervia is a species of flowering plant in the family Asteraceae known by the common names clustered yellowtops, speedyweed, and yellow twinstem. It is native to parts of the Americas, including the southeastern and southwestern United States, most of the Bahamas, Mexico, Belize, and parts of the Caribbean, especially Cuba, Cayman Islands, Jamaica, Hispaniola, Puerto Rico and Barbados. It is also known in many other places as an introduced species and often a noxious weed, such as in Hawaii.
Helenium flexuosum is a North American plant species in the daisy family known by the common name purple sneezeweed. It is widespread across much of eastern and central United States and Canada, from Nova Scotia west to Ontario, Minnesota, and Kansas, south to Florida, Louisiana, and eastern Texas.
Flaveria chlorifolia, the clasping yellowtops, is a North American plant species of Flaveria within the family Asteraceae. It is native to the southwestern United States and northern Mexico.
Sagittaria australis, the Appalachian arrowhead or longbeak arrowhead, is a plant species native to much of the eastern part of the United States, from Louisiana to Iowa to New York State to Florida, mostly between New Jersey and Mississippi with scattered locations elsewhere in the range.
Flaveria campestris, common name alkali yellowtops, is a plant species native to the southwestern United States and to the southern Great Plains. It is found on saline soils and on the margins of lakes, ponds and streams.
Sagittaria graminea, the grassy arrowhead or grass-leaved arrowhead, is an aquatic plant species native to eastern North America.
Tagetes lemmonii, or Lemmon's marigold, is a North American species of shrubby marigold, in the family Asteraceae. Other English names for this plant include Copper Canyon Daisy, Mountain Marigold, and Mexican Marigold.
Flaveria bidentis, the coastal plain yellowtops, is a South American plant species of Flaveria within the family Asteraceae. It is native to South America, and naturalized in many places.
Flaveria pubescens is a rare Mexican plant species of Flaveria within the family Asteraceae. It has been found only in the States of Tamaulipas and San Luis Potosí in northeastern Mexico.
Flaveria oppositifolia is a rare Mexican plant species of Flaveria within the family Asteraceae. It has been found only in northeastern Mexico, from Tamaulipas west to Coahuila, south as far as Hidalgo and Aguascalientes. Some sources report the species to be present in the State of Texas in the United States, but the Texas populations have been recognized as a distinct species, F. brownii.
Flaveria floridana, the Florida yellowtops, is a North American plant species of Flaveria within the family Asteraceae. It has been found only along the Gulf Coast of Florida between Clearwater and Marco Island, mostly in the Tampa Bay region.
Flaveria linearis, known as narrowleaf yellowtops, is a North American plant species of Flaveria within the family Asteraceae. It is native to Florida, Cuba, Bahamas, and the Yucatán Peninsula of Mexico.
Flaveria sonorensis is a rare Mexican plant species of Flaveria within the family Asteraceae. It has been found only in southern Sonora and southwestern Chihuahua in northwestern Mexico. Some of the populations lie very close to hot mineral springs.
Flaveria angustifolia is a Mexican plant species of yellowtops within the family Asteraceae. It has been found only in central Mexico, in Oaxaca, Guerrero, Puebla, and the Distrito Federal.
Flaveria mcdougallii is a very rare North American plant species of Flaveria within the family Asteraceae. It has been found in 4 locations in the Grand Canyon in northwestern Arizona in the southwestern United States, in Mohave County and Coconino County. Many of the populations lie inside Grand Canyon National Park, others within the Hualapai Indian Reservation.
Flaveria palmeri is a rare Mexican plant species of Flaveria within the family Asteraceae. It has been found only in the States of Coahuila and Nuevo León in northeastern Mexico.
Flaveria ramosissima is a rare Mexican plant species of Flaveria within the family Asteraceae. It has been found only in the States of Puebla and Oaxaca in central Mexico.
Hypericum virginicum, the marsh St. Johns-wort or Virginia marsh St. Johnswort, is a species of flowering plant in the family Hypericaceae. It is native to the central and eastern United States and eastern Canada.
