Quercus wislizeni, known by the common name interior live oak, is an evergreen oak, highly variable and often shrubby, found in many areas of California in the United States continuing south into northern Baja California in Mexico. It generally occurs in foothills, being most abundant in the lower elevations of the Sierra Nevada, but also widespread in the Pacific Coast Ranges—where since 1980 it has been known as a separate species Quercus parvula—and the San Gabriel Mountains. It was named for its collector, Friedrich Adolph Wislizenus (1810–1889).
Persicaria maculosa is an annual plant in the buckwheat family, Polygonaceae. Common names include lady's thumb, spotted lady's thumb, Jesusplant, and redshank. It is widespread across Eurasia from Iceland south to Portugal and east to Japan. It is also present as an introduced and invasive species in North America, where it was first noted in the Great Lakes region in 1843 and has now spread through most of the continent.
Persicaria lapathifolia, known as pale persicaria, is a plant of the family Polygonaceae. It is closely related to Persicaria maculosa and as such is considered a weed in Britain and Europe. Other common names for the plant include pale smartweed, curlytop knotweed, and willow weed. It is a species complex made up of a great many varying forms, sometimes considered varieties. The environment also has a strong influence on the morphology of an individual plant.
Tiarella cordifolia, the heart-leaved foamflower, is a species of flowering plant in the family Saxifragaceae. The specific name cordifolia means "with heart-shaped leaves", a characteristic shared by all taxa of Tiarella in eastern North America. It is also referred to as Allegheny foamflower, false miterwort, and coolwort.
Crinum latifolium is a herbaceous perennial flowering plant in the amaryllis family (Amaryllidaceae). It arises from an underground bulb. The flowering stems are stout, reaching about 2 m in height. The leaves are long, linear and ligulate. The flowers are white and arranged in an umbel. It grows naturally in Asia, from India and Sri Lanka through much of mainland Southeast Asia to south China. It is also reportedly naturalized in the West Indies and in the Chagos Archipelago.
Symphyotrichum lateriflorum is a species of flowering plant in the aster family (Asteraceae). Commonly known as calico aster, starved aster, and white woodland aster, it is native to eastern and central North America. It is a perennial and herbaceous plant that may reach heights up to 120 centimeters and widths up to 30 centimeters.
Erechtites is a genus of flowering plants in the daisy family known commonly as fireweeds or burnweeds. They are native to the Americas and Australia, but some species are widely distributed weeds.
Helenium amarum is a species of annual herb in the daisy family known by the common names yellowdicks, yellow sneezeweed, fiveleaf sneezeweed, and bitter sneezeweed. It is native to much of the south-central United States and northern Mexico, and it is present elsewhere in North America, Australia, and the West Indies as an introduced species.
Helenium bolanderi is a North American species of flowering plant in the daisy family known by the common name coastal sneezeweed. It is native to southern Oregon and northern California as far south as Mendocino County, primarily along the seacoast.
Hypochaeris glabra is a species of flowering plant in the tribe Cichorieae within the family Asteraceae 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.
Rubus parvifolius, called Japanese bramble, or Australian raspberry in the United States or native raspberry in Australia is a species of plant in the rose family. It is a scrambling shrub native to eastern Asia and Australia. It has also become naturalized in a few scattered locations in the United States.
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.
Drosera menziesii, the pink rainbow, is an erect or scrambling perennial tuberous species in the carnivorous plant genus Drosera. It is endemic to Western Australia and grows in a variety of habitats, including winter-wet depressions, swamps, and granite outcrops in clay or peat sand soils or loam. D. menziesii produces small, circular carnivorous leaves along an undulating erect stem that can be .05–1.1 m (0.2–3.6 ft) high. Its pink flowers emerge from July to November.
Engelmannia peristenia, called Engelmann daisy or cutleaf daisy, is a North American species of flowering plants in the family Asteraceae. It is native to the south-central United States, primarily from Texas, New Mexico, Oklahoma, and southeastern Colorado, but with more isolated populations in Arizona, Louisiana, Arkansas, Missouri, Nebraska, and South Dakota.
Gutierrezia texana is a North American species of flowering plant in the family Asteraceae known by the common name Texas snakeweed. It is native to the south-central United States and northern Mexico as far south as Guanajuato and Hidalgo.
Chromolaena squalida is a South American species of flowering shrub in the family Asteraceae. It is found in Brazil, Paraguay, Bolivia, Peru, Colombia, Venezuela, Guyana, Suriname.
Erechtites valerianifolius, common name tropical burnweed is a New World species of plants in the sunflower family. It is native to Mexico, Central America, South America, and the West Indies. It is also naturalized as a weed in much of the tropical Old World.
Erechtites glomeratus, common name New Zealand fireweed, or cutleaf burnweed, or fireweed or Cluster-headed fireweed, is a species of plant in the sunflower family. It is native to Australia and New Zealand, and also naturalized on the Pacific Coast of the United States.
Helianthus mollis is a species of sunflower known by the common names ashy sunflower, hairy sunflower or downy sunflower. It is widespread across much of the United States and Canada, primarily the Great Lakes region from Ontario south to Texas and Alabama. Additional populations are found in the states of the Atlantic Coast from Maine to Georgia, but these appear to be introduced.
Iva angustifolia is a species of flowering plant in the family Asteraceae known by the common name narrowleaf marsh elder. It grows in the south-central and southeastern United States.
