Calochortus is a genus of flowering plants in the lily family. The group includes herbaceous, perennial and bulbous species, all native to North America.
Palafoxia, or palafox, is a genus of North American flowering plants in the Bahia tribe within the Asteraceae.
Porophyllum is a genus of flowering plants in the tribe Tageteae within the family Asteraceae known commonly as the poreleaf genus.
Astereae is a tribe of plants in the family Asteraceae that includes annuals, biennials, perennials, subshrubs, shrubs, and trees. Plants within the tribe are present nearly worldwide divided into 170 genera and more than 2,800 species, making it the second-largest tribe in the family behind Senecioneae. They are found primarily in temperate regions of the world.
Parthenium is a genus of North American shrubs in the sunflower tribe within the daisy family and subfamily Asteroideae.
Danthonia is a genus of Eurasian, North African, and American plants in the grass family. Members of this genus are sometimes referred to as oatgrass, but that common name is not restricted to this genus. Other common names include heathgrass and wallaby grass. Australian species have since been reclassified into the genus Rytidosperma.
Malacothrix is a genus of plants in the dandelion tribe within the sunflower family. They are known generally as desert dandelions or desertdandelions. Most are native to western North America although a few have been introduced to South America. Several are found only on offshore islands in the Pacific.
Pyrrocoma is a genus of North American plants in the family Asteraceae. These wildflowers are sometimes known as goldenweeds.
Townsendia is a genus of North American plants in the tribe Astereae within the family Asteraceae.
Psilostrophe, the paperflowers is a genus of North American plants in the sneezeweed tribe within the sunflower family.
Thelesperma is a genus of North American and South American plants in the cosmos tribe within the sunflower family. Greenthread is a common name for plants in this genus.
Lycurus is a small genus of New World plants in the grass family, native to North and South America.
Arida is a genus of flowering plants in the daisy family, Asteraceae.
Laennecia or Laënnecia is a genus of flowering plants in the family Asteraceae. The plants are native to Mesoamerica, South America, and the southwestern United States. Common name is "horseweed."
Rayjacksonia is a genus of North American flowering plants in the family Asteraceae. It is one of several genera with the common name tansyaster.
Stenotus is a genus of flowering plants in the family Asteraceae. There are four species, all native to western North America. They are known commonly as mock goldenweeds.
Tonestus, common name serpentweed, is a genus of North American flowering plants in the family Asteraceae.
Tetradymia is a genus of North American shrubs in the groundsel tribe within the sunflower family. Horsebrush is a common name for plants in this genus.
Lygodesmia, called skeletonplant, is a genus of North American flowering plants in the dandelion tribe within the sunflower family.
Chondrosum is a genus of North American and South American plants in the grass family.
