Trillium is a genus of about fifty flowering plant species in the family Melanthiaceae. Trillium species are native to temperate regions of North America and Asia, with the greatest diversity of species found in the southern Appalachian Mountains in the southeastern United States.
Delonix is a genus of flowering plants in the family Fabaceae, subfamily Caesalpinioideae. It contains trees that are native to Madagascar and East Africa. By far the best known species is the Royal Poinciana.
Clintonia is a genus of flowering plants in the lily family Liliaceae. Plants of the genus are distributed across the temperate regions of North America and eastern Asia, in the mesic understory of deciduous or coniferous forests. The genus, first described by Constantine Samuel Rafinesque in 1818, was named for DeWitt Clinton (1769–1828), a naturalist and politician from the U.S. state of New York. For this reason, plants of the genus are commonly known as Clinton's lily. The common name bluebead refer to the distinctive fruit of members of the genus. Since fruit color varies somewhat across species, the common name bead lily is used as well.
Ptilimnium is a group of plants in the family Apiaceae described as a genus in 1819. The common name is mock bishopweed or mock bishop's weed. It is endemic to the United States, primarily in the Southeast, the Lower Mississippi Valley, and the Lower Great Plains.
Cercocarpus, commonly known as mountain mahogany, is a small genus of at least nine species of nitrogen-fixing flowering plants in the rose family, Rosaceae. They are native to the western United States and northern Mexico, where they grow in chaparral and semidesert habitats and climates, often at high altitudes. Several are found in the California chaparral and woodlands ecoregion.
Amorpha is a genus of plants in the pea family, Fabaceae. All the species are native to North America, from southern Canada, most of the United States (US), and northern Mexico. They are commonly known as false indigo. The name Amorpha means "deformed" or "without form" in Greek and was given because flowers of this genus only have one petal, unlike the usual "pea-shaped" flowers of the Faboideae subfamily. Amorpha is missing the wing and keel petals.
Triadenum, known as marsh St. John's worts, is a small genus of flowering plants in the family Hypericaceae. The genus is characterized by opposite, blunt-tipped leaves and pink flowers with 9 stamens. They are distributed in North America and eastern Asia.
Calandrinia is a genus of flowering plants known as purslanes and redmaids. It includes 37 species of annual and perennial herbs which bear colorful flowers in shades of red to purple and white. Species of this genus are native to the Americas, including western and southern South America, Central America, and western North America. Some species have been introduced to parts of Australia, New Zealand, southern Africa, Asia, and Europe. Over 60 species native to Australia and New Guinea that were formerly included in Calandrinia are now placed in a separate genus, Rumicastrum or Parakeelya. A single eastern Australian species named in 2022, Calandrinia petrophila, is still included in Calandrinia, but will be placed into the Australian genus when the name of the new genus is finally settled.
Pittosporum is a genus of about 250 species of flowering plants in the family Pittosporaceae. The genus is probably Gondwanan in origin; its present range extends from Australasia, Oceania, eastern Asia and some parts of Africa. They are commonly known as pittosporums or, more ambiguously, cheesewoods.
Gratiola is a genus of plants in the family Plantaginaceae. Most species are known generally as hedgehyssops. It includes 29 species native to temperate North America and Eurasia, and to Morocco, South America, Australia, and New Zealand. The genus was previously included in the family Scrophulariaceae.
Bonamia is a genus of the flowering plant family Convolvulaceae, commonly known as the bindweed family and named after the French physician and botanist François Bonamy (1710-1786). Members of the genus are commonly known as the lady's nightcap.
Potentilla pickeringii, also known as silky mousetail and Pickering's ivesia, is an uncommon species of flowering plant in the rose family. It is endemic to the Klamath Mountains of northern California where it is a plant of mountain meadows, often on serpentine soils.
Orbexilum, commonly called leather-root, is a genus of flowering plants in the legume family (Fabaceae). They are native to North America, where they are found in the United States and Mexico, south to Chiapas.
Keysseria (island-daisy) is a genus of flowering plants in the family Asteraceae. It includes 11 species, all of which are native to New Guinea with one species also native to northern Borneo.
Mniodes is a genus of South American flowering plants in the tribe Gnaphalieae within the family Asteraceae.
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.
Stylisma pickeringii, commonly called Pickering's dawnflower, is a species of flowering plant in the morning glory family (Convolvulaceae). It is native to the United States, where it patchily distributed across central and eastern regions. Its natural habitat is in dry sandhill prairies. It is apparently tolerant of ecologically disturbed conditions, and can persist in degraded former sand prairies.
Spermolepis is a genus of flowering plants belonging to the family Apiaceae.
Mniodes pickeringii is a species of plant in the family Asteraceae.
Pytinicarpa is a genus of flowering plants in the family Asteraceae. It includes five species native to Fiji and New Caledonia.
