White Clay Creek State Park

Liriodendron tulipifera — known as the tulip tree, American tulip tree, tuliptree, tulip poplar, whitewood, fiddle-tree, and yellow poplar — is the Western Hemisphere representative of the two-species genus Liriodendron, and the tallest eastern hardwood. It is native to eastern North America from Southern Ontario and Illinois eastward across southern New England and south to central Florida and Louisiana. It can grow to more than 50 m (165 feet) in virgin cove forests of the Appalachian Mountains,... less ↑

Juglans nigra, the eastern black walnut, a species of flowering tree in the walnut family, Juglandaceae, is native to eastern North America. It grows mostly in riparian zones, from southern Ontario, west to southeast South Dakota, south to Georgia, northern Florida and southwest to central Texas. Isolated wild trees in the upper Ottawa Valley may be an isolated native population or may have derived from planted trees. less ↑

Typha angustifolia L., ( also lesser bulrush or narrowleaf cattail or lesser reedmace), is a perennial herbaceous plant of genus Typha. This cattail is an "obligate wetland" species that is commonly found in the northern hemisphere in brackish locations. The plant's leaves are flat, very narrow (¼"-½" wide), and 3'-6' tall when mature; 12-16 leaves arise from each vegetative shoot. At maturity, they have distinctive stalks that are about as tall as the leaves; the stalks... less ↑

Carpinus caroliniana (American hornbeam) is a small hardwood tree in the genus Carpinus. American hornbeam is also known as blue-beech, ironwood, and musclewood. It is native to eastern North America, from Minnesota and southern Ontario east to Maine, and south to eastern Texas and northern Florida. It also grows in Canada (southwest Quebec and southeast Ontario), Mexico (central and southern), Guatemala, and western Honduras. less ↑

Pteridophytes or Pteridophyta, in the broad interpretation of the term (or sensu lato), are vascular plants (plants with xylem and phloem) that reproduce and disperse via spores. Because they produce neither flowers nor seeds, they are referred to as cryptogams. The group includes ferns, horsetails, clubmosses, spikemosses and quillworts. These do not form a monophyletic group, because ferns and horsetails are more closely related to seed plants than to lycophytes (clubmosses, spikemosses and quillworts). Therefore, pteridophytes... less ↑

Fagus grandifolia, commonly known as American Beech or North American beech, is a species of beech tree. This is Latin for: Fagus, Beech; grandi, great; folia, leaves. It is native to eastern North America, from Nova Scotia west to southern Ontario in southeastern Canada, west to Wisconsin and south to eastern Texas and northern Florida in the United States. Trees in the southern half of the range are sometimes distinguished as a variety, F. grandifolia var.... less ↑

Prunus serotina, commonly called black cherry, wild black cherry, rum cherry, or mountain black cherry, is a woody plant species belonging to the genus Prunus. This cherry is native to eastern North America: from eastern Canada through southern Quebec and Ontario; south through the eastern United States to Texas and central Florida; with disjunct populations in Arizona and New Mexico; and in the mountains of Mexico and Guatemala. less ↑

Paulownia is a genus of from 6 to 17 species (depending on taxonomic authority) of plants in the family Paulowniaceae, related to and sometimes included in the Scrophulariaceae. They are native to much of China, south to northern Laos and Vietnam, and long cultivated elsewhere in eastern Asia, notably in Japan and Korea (오동나무). They are deciduous trees 12–15 m (40–50 ft) tall, with large, heart-shaped leaves 15–40 cm across, arranged in opposite pairs on the stem.... less ↑

Hedera helix (common ivy, English ivy, European ivy, or just ivy) is a species of flowering plant in the family Araliaceae, native to most of Europe and western Asia. A rampant, clinging evergreen vine, it is a familiar sight in gardens, waste spaces, on house walls, tree trunks and in wild areas across its native habitat. It is labeled as an invasive species in a number of areas where it has been introduced. less ↑

Acer rubrum (Red Maple, also known as Swamp, Water or Soft Maple), is one of the most common and widespread deciduous trees of eastern North America. The U.S. Forest service recognizes it as the most common variety of tree in America. The red maple ranges from the Lake of the Woods on the border between Ontario and Minnesota, east to Newfoundland, south to near Miami, Florida, and southwest to east Texas. Many of its features, especially... less ↑

Podophyllum peltatum, commonly called Mayapple, or May Apple, (or hogapple, Indian apple, mayflower, umbrella plant, wild lemon (flavor of the fruit), wild mandrake, American mandrake (shape of rhizomes) or "devil's apple" (used for Solanum linnaeanum elsewhere)), is a herbaceous perennial plant in the family Berberidaceae, native to deciduous forests in of eastern North America. Like many other spring ephemerals, it emerges from below ground before the canopy of the forest opens, and then slowly withers later... less ↑

Rubus pensilvanicus, known commonly as Pennsylvania Blackberry, is a prickly bramble native to eastern North America. The canes are green at first but then turn dark red, usually ridged, with copious straight prickles. The leaves are compound, usually bearing 5 or 7 leaflets. The flowers are white with large petals, borne in mid-spring. The fruits are large aggregates of black drupelets, somewhat sweet and often used for jams and jellies. less ↑

Eurybia divaricata (formerly Aster divaricatus), commonly known as the white wood aster, is an herbaceous plant native to eastern North America. It occurs in the eastern United States, primarily in the Appalachian mountains, though it is also present in southeastern Canada, but only in about 25 populations in the provinces of Ontario and Quebec. In the U.S. it is abundant and common, but in Canada it is considered threatened due to its restricted distribution. It can... less ↑

Arisaema triphyllum (jack-in-the-pulpit, bog onion, brown dragon, Indian turnip, American wake robin, or wild turnip) is a herbaceous perennial plant growing from a corm. It is a highly variable species typically growing 30–65 centimetres (12–26 in) in height with three parted leaves and flowers contained in a spadix that is covered by a hood. It is native to eastern North America, occurring in moist woodlands and thickets from Nova Scotia west to Minnesota, and south to southern... less ↑

Toxicodendron radicans, commonly known as poison ivy (older synonyms are Rhus toxicodendron and Rhus radicans), is a poisonous North American and Asian plant that is well known for its production of urushiol, a clear liquid compound found within the sap of the plant that causes an itching, irritation and sometimes painful rash in most people who touch it. The plant is not a true ivy (Hedera). less ↑

Sassafras albidum (Sassafras, White Sassafras, Red Sassafras, or Silky Sassafras) is a species of Sassafras native to eastern North America, from southern Maine and southern Ontario west to Iowa, and south to central Florida and eastern Texas. It occurs throughout the eastern deciduous forest habitat type, at altitudes of sea level up to 1,500 m. It formerly also occurred in southern Wisconsin, but is extirpated there as a native tree. less ↑

Viola odorata is a species of the genus Viola native to Europe and Asia, but has also been introduced to North America and Australia. It is commonly known as wood violet,sweet violet,English violet,common violet,florist's violet, or garden violet. The plant is known as Banafsa, Banafsha or Banaksa in India. It is a hardy herbaceous flowering perennial. less ↑

Vicia sativa, known as the common vetch, garden vetch, tare or simply "the vetch", is a nitrogen fixing leguminous plant in the family Fabaceae. Although considered a weed when found growing in a cultivated grainfield, this hardy plant is often grown as green manure or livestock fodder. There is no firm evidence that this is the same as the "tare" in some English translations of the Bible (as in the "Parable of the Tares"); ryegrass (Lolium)... less ↑

Rumex acetosella is a species of sorrel, bearing the common names sheep's sorrel, red sorrel, sour weed, and field sorrel. The plant and its subspecies are common perennial weeds. It has green arrowhead-shaped leaves and red-tinted deeply ridged stems, and it sprouts from an aggressive and spreading rhizome. The flowers emerge from a tall, upright stem. Female flowers are maroon in color. less ↑

The Solanaceae, or nightshades, are an economically important family of flowering plants. The family ranges from herbs to trees, and includes a number of important agricultural crops, medicinal plants, spices, weeds, and ornamentals. Many members of the family contain potent alkaloids, and some are highly toxic, but many cultures eat nightshades, in some cases as a staple food. The family belongs to the order Solanales, in the asterid group dicotyledons (Magnoliopsida). The solanaceae family consists of... less ↑

Rosaceae (the rose family) is a medium-sized family of flowering plants, including about 2830 species in 95 genera. The name is derived from the type genus Rosa. Among the largest genera are Alchemilla (270), Sorbus (260), Crataegus (260), Cotoneaster (260), and Rubus (250). The largest genus by far is Prunus (plums, cherries, peaches, apricots and almonds) with about 430 species. However, all of these numbers should be seen as underestimates - much taxonomic work is left... less ↑

Honeysuckles (Lonicera, /lɒˈnɪsərə/;syn. Caprifolium Mill.) are arching shrubs or twining vines in the family Caprifoliaceae, native to the Northern Hemisphere. There are about 180 species of honeysuckle, 100 of which occur in China while about 20 native species occur in Europe, India and, North America each. Widely known species include Lonicera periclymenum (honeysuckle or woodbine), Lonicera japonica (Japanese honeysuckle, white honeysuckle, or Chinese honeysuckle) and Lonicera sempervirens (coral honeysuckle, trumpet honeysuckle, or woodbine honeysuckle). Hummingbirds are... less ↑

Pinus strobus, commonly known as the eastern white pine, white pine, northern white pine, Weymouth pine, and soft pine is a large pine native to eastern North America. It occurs from Newfoundland west through the Great Lakes region to southeastern Manitoba and Minnesota, and south along the Mississippi Basin and Appalachian Mountains to northernmost Georgia and Mississippi. less ↑

Amelanchier (/æməˈlænʃɪər/ am-ə-LAN-sheer), also known as shadbush, shadwood or shadblow, serviceberry or sarvisberry, wild pear, juneberry, saskatoon, sugarplum or wild-plum, and chuckley pear is a genus of about 20 species of deciduous-leaved shrubs and small trees in the Rose family (Rosaceae). less ↑

Quercus phellos (willow oak) is a deciduous tree in the red oak group of oaks. It is native to eastern North America from southern New York (Long Island) south to northern Florida, and west to southernmost Illinois and eastern Texas. It is most commonly found growing on lowland floodplains, often along streams, but rarely also in uplands with poor drainage, up to 400 m altitude. less ↑

Celastrus orbiculatus is a woody vine of the Celastraceae family. It is commonly called Oriental bittersweet. Other common names include Chinese bittersweet,Asian bittersweet,Round-leaved bittersweet, and Asiatic bittersweet. Celastrus orbiculatus was introduced into North America in 1879, and is considered to be an invasive species in eastern North America. It closely resembles the native North American species, Celastrus scandens, with which it will readily hybridize. less ↑

The Japanese honeysuckle (Lonicera japonica; Suikazura スイカズラ／吸い葛 in Japanese; Jinyinhua in Chinese; 忍冬 in Chinese and Japanese) is a species of honeysuckle native to eastern Asia including China, Japan and Korea. It is a twining vine able to climb up to 10 metres (33 ft) high or more in trees, with opposite, simple oval leaves 3–8 centimetres (1.2–3.1 in) long and 2–3 centimetres (0.79–1.2 in) broad. The flowers are double-tongued, opening white and fading to yellow, and sweetly vanilla... less ↑

Rubus is a large genus of flowering plants in the rose family, Rosaceae, subfamily Rosoideae. Raspberries, blackberries, and dewberries are common, widely distributed members of the genus. Most of these plants have woody stems with prickles like roses; spines, bristles, and gland-tipped hairs are also common in the genus. The Rubus fruit, sometimes called a bramble fruit, is an aggregate of drupelets. The term "cane fruit" (or "cane-fruit") applies to any Rubus species or hybrid which... less ↑

An oak is a tree or shrub in the genus Quercus (/ˈkwɜrkəs/;Latin "oak tree"), having approximately 600 extant species. The common name "Oak" may also appear in the names of species in related genera, notably Lithocarpus. The genus is native to the Northern Hemisphere, and includes deciduous and evergreen species extending from cool temperate to tropical latitudes in Asia and the Americas. The center of endemism is regarded as North America, particularly Mexico. less ↑

Rubus phoenicolasius (Japanese Wineberry, Wineberry, or Wine Raspberry) is a species of raspberry (Rubus subgenus Idaeobatus) native to northern China, Japan, and Korea. The species was introduced to Europe and North America as an ornamental plant and for its potential in breeding hybrid raspberries. It has subsequently escaped from cultivation and become naturalised and sometimes invasive in parts of Europe and eastern North America. less ↑

American Pokeweed (Phytolacca americana) is a large semi-succulent herbaceous perennial plant growing up to 10 feet (3 metres) in height. It is native to eastern North America, the Midwest, and the Gulf Coast, with more scattered populations in the far West. It is also known as Virginia poke,American nightshade, cancer jalap, coakum, garget,inkberry, pigeon berry,pocan,pokeroot,pokeweed,pokeberry,redweed, scoke,red ink plant and chui xu shang lu (in Chinese medicine). Parts of this plant are highly toxic to livestock and humans,... less ↑

Geum /ˈdʒiːəm/, commonly called avens, is a genus of about 50 species of rhizomatous perennial herbaceous plants in the rose family Rosaceae, native to Europe, Asia, North and South America, Africa, and New Zealand. They are closely related to Potentilla and Fragaria. From a basal rosette of leaves they produce flowers on wiry stalks, in shades of red, yellow and orange, in midsummer. Geum species are evergreen except where winter temperatures drop below 0 °F (−18 °C).... less ↑

Taraxacum /təˈræksəkʉm/ is a large genus of flowering plants in the family Asteraceae. They are native to Eurasia and North and South America, and two species, T. officinale and T. erythrospermum, are found as weeds worldwide. Both species are edible in their entirety. The common name dandelion (/ˈdændɨlaɪ.ən/ DAN-di-ly-ən, from French dent-de-lion, meaning "lion's tooth") is given to members of the genus, and like other members of the Asteraceae family, they have very small flowers collected together into... less ↑

Hickory (from Powhatan) is a type of tree, comprising the genus Carya (Ancient Greek: κάρυον "nut"). The genus includes 17–19 species of deciduous trees with pinnately compound leaves and big nuts. Five or six species are native to China, Indochina, and India (State of Assam), 11 or 12 are from the United States, two to four are from Canada and four are found in Mexico. Hickory flowers are small, yellow-green catkins produced in spring. They are wind-pollinated... less ↑

Onoclea sensibilis, the sensitive fern, also known as the bead fern, is a coarse-textured, medium to large-sized deciduous perennial fern. The name comes from the observation by early American settlers that it was very sensitive to frost, the fronds dying quickly when first touched by it. It is sometimes treated as the only species in Onoclea, but some authors do not consider the genus monotypic. less ↑

Quercus acutissima, the sawtooth oak, is an oak originally native to eastern Asia, in China, Korea and Japan. It is now also present in North America. It is closely related to the turkey oak, classified with it in Quercus sect. Cerris, a section of the genus characterised by shoot buds surrounded by soft bristles, bristle-tipped leaf lobes, and acorns that mature in about 18 months. less ↑

Cardamine impatiens L. or narrow-leaved bittercress is a plant species of the genus Cardamine belonging to the family Brassicaceae. It is a slender, biennial herb, that produces sterile leaves in the first year, one to several flowering stems during the next. Its leaves are pinnate with several pairs of lanceolate, dentate leaflets and a terminal, slightly longer leaflet. The short petals surpass the calyx by half of its length. The seeds are arranged in one row... less ↑

Luzula is a genus of flowering plants the family Juncaceae, the rushes. The genus has a cosmopolitan distribution, with species occurring throughout the world, especially in temperate regions, the Arctic, and higher elevation areas in the tropics. Plants of the genus are known commonly as wood-rush,wood rush, or woodrush. Possible origins of the genus name include the Italian lucciola ("to shine, sparkle") or the Latin luzulae or luxulae, from lux ("light"), inspired by the way the... less ↑

Rhododendron periclymenoides is a species of Rhododendron native to riparian and moist habitats, including swamps. It grows as a shrub and is a popular horticulture plant. Like many members of the genus, the plant contains toxins in all parts of the flower. The common name for the plant is pinxter flower. The flowers have showy pink petals and 2 inch long stamens; they do not carry a scen. The leaves of this shrub are bright green... less ↑

The flowering plants (angiosperms), also known as Angiospermae Lindl. or Magnoliophyta, are the most diverse group of land plants. Angiosperms are seed-producing plants like the gymnosperms and can be distinguished from the gymnosperms by a series of synapomorphies (derived characteristics). These characteristics include flowers, endosperm within the seeds, and the production of fruits that contain the seeds. Etymologically, angiosperm means a plant that produces seeds within an enclosure; they are fruiting plants, although more commonly referred... less ↑

Lemna minor (common duckweed or lesser duckweed) is a species of Lemna (duckweed) with a subcosmopolitan distribution, native throughout most of Africa, Asia, Europe and North America, occurring everywhere that freshwater ponds and slow-moving streams occur, except for arctic and subarctic climates. It is not reported as native in Australasia or South America, though is naturalised there. less ↑