Quercus ilex, the evergreen oak, holly oak or holm oak is a large evergreen oak native to the Mediterranean region. It is a member of the Ilex section of the genus, with acorns that mature in a single summer.
Natural Resources Conservation Service (NRCS), formerly known as the Soil Conservation Service (SCS), is an agency of the United States Department of Agriculture (USDA) that provides technical assistance to farmers and other private landowners and managers.
Ilex verticillata, the winterberry, is a species of holly native to eastern North America in the United States and southeast Canada, from Newfoundland west to Ontario and Minnesota, and south to Alabama.
The United States National Agricultural Library (NAL) is one of the world's largest agricultural research libraries, and serves as a national library of the United States and as the library of the United States Department of Agriculture. Located in Beltsville, Maryland, it is one of five national libraries of the United States. It is also the coordinator for the Agriculture Network Information Center (AgNIC), a national network of state land-grant institutions and coordinator for the U.S. Department of Agriculture (USDA) field libraries.
Malpighia is a genus of flowering plants in the nance family, Malpighiaceae. It contains about 45 species of shrubs or small trees, all of which are native to the American tropics. The generic name honours Marcello Malpighi, a 17th-century Italian physician and botanist. The species grow to 1–6 m (3.3–19.7 ft) tall, with a dense, often thorny crown. The leaves are evergreen, simple, 0.5–15 cm (0.20–5.91 in) long, with an entire or serrated margin. The flowers are solitary or in umbels of two to several together, each flower 1–2 cm (0.39–0.79 in) diameter, with five white, pink, red, or purple petals. The fruit is a red, orange, or purple drupe, containing two or three hard seeds. M. emarginata is cultivated for its sweet and juicy fruits, which are very rich in vitamin C.
Malpighiaceae is a family of flowering plants in the order Malpighiales. It comprises about 73 genera and 1315 species, all of which are native to the tropics and subtropics. About 80% of the genera and 90% of the species occur in the New World and the rest in the Old World.
Polystichum is a genus of ferns in the family Dryopteridaceae, subfamily Dryopteridoideae, according to the Pteridophyte Phylogeny Group classification of 2016. The genus has about 500 species and has a cosmopolitan distribution. The highest diversity is in eastern Asia, with about 208 species in China alone; the region from Mexico to Brazil has at least 100 additional species; Africa, North America, and Europe have much lower diversity. Polystichum species are terrestrial or rock-dwelling ferns of warm-temperate and montane-tropical regions. They are often found in disturbed habitats such as road cuts, talus slopes, and stream banks.
Ilex mucronata, the mountain holly or catberry, is a species of holly native to eastern North America, from Newfoundland west to Minnesota, and south to Maryland and West Virginia.
Grindelia squarrosa, also known as a curly-top gumweed or curlycup gumweed, is a small North American biennial or short-lived perennial plant.
Iva annua, the annual marsh elder or sumpweed, is a North American herbaceous annual plant in the family Asteraceae that was historically cultivated by Native Americans for its edible seed.
Phyllonoma is a genus consisting of 4 species of trees and shrubs. Phyllonoma is the sole genus in the family Phyllonomaceae. Phyllonoma species are native to South and Central America.
Populus balsamifera, commonly called balsam poplar, bam, bamtree, eastern balsam-poplar, hackmatack, tacamahac poplar, tacamahaca, is a tree species in the balsam poplar species group in the poplar genus, Populus. The genus name Populus is from the Latin for poplar, and the specific epithet balsamifera from Latin for "balsam-bearing".
Ilex amelanchier, the swamp holly or sarvis holly, is a rare species of holly from the southeastern United States. It is a close relative of mountain holly which used to be placed in a monotypic genus Nemopanthus. Ilex amelanchier grows near water, for example on streambanks.
Ilex coriacea, sometimes known as large gallberry or sweet gallberry, is a shrub in the holly family native to coastal areas in the United States from Virginia to Texas. It exists primarily as an understory plant in pine forests, and is sometimes stimulated by regular controlled burnings.
Malpighia glabra is a tropical fruit-bearing shrub or small tree in the family Malpighiaceae. It has often been confused with the cultivated crop tree M. emarginata, but has small insipid fruit and a very different flower structure.
Polystichum lonchitis is a species of fern known by the common name northern hollyfern, or simply holly-fern. It is native to much of the Northern Hemisphere from Eurasia to Alaska to Greenland and south into mountainous central North America. It has stiff, glossy green, erect fronds and grows in moist, shady, rocky mountain habitats.
Tetracoccus hallii is a species of flowering shrub in the family Picrodendraceae, known by the common names Hall's shrubby-spurge and Hall's tetracoccus.
Ilex cornuta, commonly known as Chinese holly or horned holly, is a slow-growing, densely foliaged evergreen shrub in the Aquifoliaceae plant family. It is native to eastern China and Korea and attains a height of about 3 metres (9.8 ft). The leaves are usually 5-spined, between 3.5 cm and 10 cm long, oblong and entire. The fruits are red berries, which are larger than those of the European Holly.
Achillea ageratum, also known as sweet yarrow, sweet-Nancy, English mace or sweet maudlin, is a flowering plant in the sunflower family, native to Europe, and Morocco. In the United States the plant is cultivated in the state of New York for its pleasant fragrance and sparingly naturalized in a few places outside its native range.
