Castilleja, commonly known as paintbrush, Indian paintbrush, or prairie-fire, is a genus of about 200 species of annual and perennial herbaceous plants native to the west of the Americas from Alaska south to the Andes, northern Asia, and one species as far west as the Kola Peninsula in northwestern Russia. These plants are classified in the broomrape family Orobanchaceae. They are hemiparasitic on the roots of grasses and forbs. The generic name honors Spanish botanist Domingo Castillejo.
Silphium is a genus of North American plants in the tribe Heliantheae within the family Asteraceae.
Ungnadia is a genus of flowering plants in the family Sapindaceae containing one species, Ungnadia speciosa, the Mexican buckeye. It is native to northern Mexico, as well as Texas and southern New Mexico in the United States. The name honours Austrian ambassador Baron David von Ungnad, who brought the horse chestnut to Vienna in 1576, introducing the plant into western Europe.
Morinda is a genus of flowering plants in the madder family, Rubiaceae. The generic name is derived from the Latin words morus "mulberry", from the appearance of the fruits, and indica, meaning "of India".
Sapindus is a genus of about five to twelve species of shrubs and small trees in the lychee family, Sapindaceae, native to warm temperate to tropical regions of the world. The genus includes both deciduous and evergreen species. Members of the genus are commonly known as soapberries or soapnuts because the fruit pulp is used to make soap. The generic name is derived from the Latin words sapo, meaning "soap", and indicus, meaning "of India".
Nyctaginaceae, the four o'clock family, is a family of around 33 genera and 290 species of flowering plants, widely distributed in tropical and subtropical regions, with a few representatives in temperate regions. The family has a unique fruit type, called an "anthocarp", and many genera have extremely large pollen grains.
Liatris, commonly known as gayfeather and blazing star is a genus of flowering plants in the tribe Eupatorieae within the family Asteraceae native to North America. Some species are used as ornamental plants, sometimes in flower bouquets. They are perennials, surviving the winter and resprouting underground corms.
Argemone is a genus of flowering plants in the family Papaveraceae commonly known as prickly poppies. There are about 32 species native to the Americas and Hawaii. The generic name originated as ἀργεμώνη in Greek and was applied by Dioscorides to a poppy-like plant used to treat cataracts.
Anisacanthus is a genus of flowering plants in the bear's breeches family, Acanthaceae. The generic name is derived from the Greek words ανισος (anisos), meaning "unequal," and ακανθος (acanthos), meaning "thorn." Members of the genus are native to tropical and subtropical regions of the Americas. They are commonly known as desert honeysuckles, though this term is shared with the genus Ancistranthus, and is something of a misnomer as true honeysuckles belong to the family Caprifoliaceae. Anisacanthus species are sometimes cultivated for use in xeriscaping.
Chloroleucon is a genus of flowering plants in the family Fabaceae. Some authorities consider it part of the genus Albizia. Its name is derived from the Greek words χλωρóς (chloros), meaning "green," and λευκός (leukos), meaning "white."
Viguiera is a genus of flowering plants in the family Asteraceae. The name honours French physician L. G. Alexandre Viguier (1790–1867). It contains around 150 species, which are commonly known as goldeneyes and are native to the New World. These are herbs to bushy shrubs that bear yellow or orange daisy-like flowers.
Uniola is a genus of New World plants in the grass family.
Heteropogon is a genus of annual and perennial plants in the grass family known generally as tangleheads, widespread primarily in tropical and subtropical regions.
Callisia is a genus of flowering plants in the spiderwort family, Commelinaceae. Members of the genus are commonly known as roselings. It is native to the Western Hemisphere from the southern United States to Argentina. The generic name is derived from the Greek word κάλλος (kallos), meaning "beauty."
Chasmanthium latifolium, known as northern wood-oats, inland sea oats, northern sea oats, and river oats is a species of grass native to the central and eastern United States, Manitoba, and northeastern Mexico; it grows as far north as Pennsylvania and Michigan, where it is a threatened species. The species was previously classified as Uniola latifolia.
Piscidia is a genus of flowering plants in subfamily Faboideae of the family Fabaceae. The generic name is derived from the Latin words piscis, meaning "fish," and caedo, meaning "to kill." It refers to the use of extracts from the plant to poison fish.
Schizachyrium is a widespread genus of plants in the grass family. The name is derived from the Ancient Greek words σχίζειν, meaning "to split," and ἄχυρον, meaning "chaff." It refers to either the glume or the toothed lemmas.
Stenotaphrum is a widespread genus of plants in the grass family.
Beckmannia eruciformis, the European slough-grass or slough grass, is an annual or short lived perennial in the grass family, Poaceae, found in shallow marshes or sloughs, and used for animal fodder and forage.
Tridens is a genus of perennial grasses in the family Poaceae native to the Americas.
