| Penthorum sedoides | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Saxifragales |
| Family: | Penthoraceae |
| Genus: | Penthorum |
| Species: | P. sedoides |
| Binomial name | |
| Penthorum sedoides | |
Penthorum sedoides, known by the common name ditch stonecrop, is a perennial forb native to the eastern United States and Canada [1] which produces small white flowers in summer.
Penthorum sedoides is 10 to 80 centimeters tall. The erect lower portion of the stem is smooth, but the curved branching inflorescence is covered in glandular hairs. The lanceolate finely serrated leaves are 2 to 18 centimeters long, and 0.5 to 5.5 centimeters wide. The flowers are about half a centimeter wide, with 10 stamens and no petals. The fruit is a star shaped capsule consisting of 5 carpels united at the base, which turns red in autumn. [2] [3] [4] [5]
Penthorum sedoides is widely distributed in the United States and Canada. It has been recorded in the states of Alabama, Arkansas, Connecticut, Washington, D.C., Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Virginia, Vermont, Washington, Wisconsin, and West Virginia, as well as the Canadian provinces of British Columbia, Manitoba, New Brunswick, Ontario, and Quebec. It is listed as a species of special concern by the state of Rhode Island. Penthorum sedoides is only native to the eastern half of the continent, in the Pacific Northwest it is an introduced species found in commercial cranberry bogs. [1] [4] In Virginia, Penthorum sedoides grows in habitats such as alluvial swamps, floodplain pools, rocky or sandy shores, fens, marshes, beaver ponds, and disturbed wetlands. [6]
Trillium erectum, the red trillium, also known as wake robin, purple trillium, bethroot, or stinking benjamin, is a species of flowering plant in the family Melanthiaceae. The plant takes its common name "wake robin" by analogy with the European robin, which has a red breast heralding spring. Likewise Trillium erectum is a spring ephemeral plant whose life-cycle is synchronized with that of the forests in which it lives. It is native to the eastern United States and eastern Canada from northern Georgia to Quebec and New Brunswick.
Platanthera blephariglottis, commonly known as the white fringed orchid or white-fringed orchis, is a species of orchid of the genus Platanthera. It is considered to be an endangered species in Connecticut and Ohio, a threatened species in Florida, Maryland and Rhode Island, exploitably vulnerable in New York, and susceptible to be threatened in Québec.
Cypripedium candidum, known as the small white lady's slipper or white lady's slipper, is a rare orchid of the genus Cypripedium. It is native to eastern North America across the northern United States and southern Canada.
Symphyotrichum sericeum is a species of flowering plant in the family Asteraceae native to central North America. Commonly known as western silver aster, western silvery aster, and silky aster, it is a perennial, herbaceous plant that may reach 70 centimeters tall. Its flowers have purple ray florets and pink then purple disk florets, and its leaves are firm and silvery-green.
Sagittaria longiloba is a North American species of flowering plant in the water plantain family known by the common name longbarb arrowhead and Gregg arrowhead.
Phacelia dubia is an annual forb native to the eastern United States, that produces cream colored or light blue flowers in early spring.
Doellingeria infirma, the cornel-leaf whitetop or cornel-leaved aster, is a perennial forb native to the eastern United States, that produces white composite flowers in late summer.
Sericocarpus linifolius, the narrowleaf whitetop aster or flax leaf whitetop, is a perennial forb native to the eastern United States, that produces white composite flowers in summer.
Cardamine angustata is a perennial forb native to the eastern United States, that produces white to pink or purple flowers in early spring.
Cardamine douglassii, the limestone bittercress or purple cress, is a perennial forb native to the eastern and central United States as well as the province of Ontario in Canada, that produces white to pink or purple flowers in early spring.
Antennaria plantaginifolia is a perennial forb native to the eastern North America, that produces cream colored composite flowers in spring.
Chaerophyllum procumbens, known by the common names spreading chervil and wild chervil, is an annual forb native to the eastern United States and Canada, which produces small white flowers in spring.
Uvularia perfoliata, the perfoliate bellwort, is a perennial forb native to the eastern United States and Canada, which produces pale yellow flowers in spring.
Aureolaria virginica, the downy yellow false foxglove or downy oak leach, is a perennial forb native to the eastern United States and Canada, which produces yellow flowers in summer.
Agalinis purpurea is an annual forb native to the eastern United States and Canada, which produces purple flowers in late summer or early fall.
Agalinis tenuifolia, known by the common names common gerardia, slender false foxglove or common false foxglove, is an annual forb native to the eastern and southwestern United States, and Canada, which produces purple flowers in late summer or early fall.
Clitoria mariana, known by the common names butterfly pea and Atlantic pigeon wings, is a perennial herbaceous plant in the pea family, Fabaceae. The plant is native to the United States.
Hasteola suaveolens, known by the common names false Indian plantain and sweet scented Indian plantain, is a perennial forb native to the northeastern and north-central United States. It is found from Massachusetts south to Virginia and North Carolina, and west as far as Minnesota and Minnesota and Missouri.
Sida hermaphrodita, known by the common names Virginia fanpetals and Virginia mallow, is a perennial forb native to the eastern United States, which produces white flowers in summer.
Helianthus decapetalus, known by the common names thinleaf sunflower and thin-leaved sunflower, is a perennial forb in the family Asteraceae. It is native to the Eastern and Central United States and Canada, from New Brunswick west to Iowa, Wisconsin, and Ontario, south as far as Georgia and Louisiana. It produces yellow composite flowers in late summer or early fall.