Eutrochium fistulosum, also called hollow Joe-Pye weed, trumpetweed, or purple thoroughwort, is a perennial North American flowering plant in the family Asteraceae. It is native to southern Canada and throughout the eastern and south central United States from Maine west to Ontario, Wisconsin, and Missouri and south as far as Florida and Texas. The specific name fistulosum refers to the tubular stem; see fistula.
Eurybia macrophylla, commonly known as the bigleaf aster, large-leaved aster, largeleaf aster or bigleaf wood aster, is an herbaceous perennial in the family Asteraceae that was formerly treated in the genus Aster. It is native to eastern North America, with a range extending from eastern and central Canada through the northeastern deciduous and mixed forests of New England and the Great Lakes region and south along the Appalachians as far as the northeastern corner of Georgia, and west as far as Minnesota, Missouri and Arkansas. The flowers appear in the late summer to early fall and show ray florets that are usually either a deep lavender or violet, but sometimes white, and disc florets that are cream-coloured or light yellow, becoming purple as they mature. It is one of the parent species of the hybrid Eurybia × herveyi.
Symphyotrichum laeve is a flowering plant native to Canada, the United States, and Coahuila (Mexico). It has the common names of smooth blue aster, smooth aster, smooth-leaved aster, glaucous Michaelmas-daisy and glaucous aster.
Eurybia spectabilis, commonly known as the eastern showy aster, simply showy aster or purple wood aster, is an herbaceous perennial native to the eastern United States. It is present along the coastal plain of the U.S. where it is most often found growing in dry, sandy soils. Although it is not considered threatened due to its extensive range, it is locally endangered in many states. The flowers appear in the fall and show ray florets that are a violet-purple and yellow disc florets. It is one of the parent species of the hybrid Eurybia × herveyi.
Eutrochium purpureum, commonly known as purple Joe-Pye weed or sweetscented joe pye weed, is an herbaceous perennial plant in the family Asteraceae. It is native to eastern and central North America, from Ontario east to New Hampshire and south as far as Florida, Louisiana, and Oklahoma.
Liatris spicata, the dense blazing star or prairie feather, is an herbaceous perennial flowering plant in the family Asteraceae. It is native to eastern North America where it grows in moist prairies and sedge meadows.
Eutrochium is a North American genus of herbaceous flowering plants in the family Asteraceae. They are commonly referred to as Joe-Pye weeds. They are native to the United States and Canada, and have non-dissected foliage and pigmented flowers.
Eutrochium maculatum, the spotted joe-pyeweed, is a North American species of flowering plant in the family Asteraceae. It is widespread through much of the United States and Canada. It is the only species of the genus Eutrochium found west of the Great Plains.
Gaillardia aristata is a North American species of flowering plant in the sunflower family, known by the common names common blanketflower and common gaillardia. This perennial wildflower is widespread across much of North America, from Yukon east to Québec and south as far as California, Arizona, Illinois, and Connecticut, although it may be naturalized rather than native in parts of that range. It is also naturalized in scattered locations in Europe, Australia, and South America.
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.
Helianthus maximiliani is a North American species of sunflower known by the common name Maximilian sunflower.
Senecio angulatus, also known as creeping groundsel and Cape ivy, is a succulent flowering plant in the family Asteraceae that is native to South Africa. Cape ivy is a scrambling and a twining herb that can become an aggressive weed once established, making it an invasive species. It has been naturalised in the Mediterranean Basin, where it is grown as an ornamental plant for its satiny foliage and sweet-scented flowers.
Helianthus grosseserratus, commonly known as sawtooth sunflower or thick-tooth sunflower, is a perennial sunflower in the family Asteraceae, with a large flowering head (inflorescence).
Helenium flexuosum is a North American plant species in the daisy family known by the common name purple sneezeweed. It is widespread across much of eastern and central United States and Canada, from Nova Scotia west to Ontario, Minnesota, and Kansas, south to Florida, Louisiana, and eastern Texas.
Artemisia frigida is a widespread species of flowering plant in the aster family, which is known as the sunflower family. It is native to Europe, Asia, and much of North America. In parts of the north-central and northeastern United States it is an introduced species.
Helianthus petiolaris is a North American plant species in the family Asteraceae, commonly known as the prairie sunflower or lesser sunflower. Naturalist and botanist Thomas Nuttall was the first to describe the prairie sunflower in 1821. The word petiolaris in Latin means, “having a petiole”. The species originated in Western United States, but has since expanded east. The prairie sunflower is sometimes considered a weed.
Carex eburnea, known as ivory sedge, ebony sedge, and bristleleaf or bristle-leaved sedge, is a small and slender sedge native to North America, from Alaska and Newfoundland south to central Mexico.
Eutrochium steelei, also known as Appalachian Joe-Pye weed or Steele's eupatorium, is a North American species of plants in the family Asteraceae. It is found only in the Appalachian Mountains of the eastern United States, in the States of Virginia, Kentucky, Tennessee, North Carolina, and Georgia.
Calyptocarpus vialis is a species of flowering plant in the family Asteraceae. Common names for C. vialis include straggler daisy, horseherb, lawnflower, and creeping Cinderella-weed. It is native to the southern United States, Mexico, Belize, Venezuela, and the Caribbean. It has also been introduced to Argentina, Hawaii, India, Java, Australia, and Taiwan. It is one of only three species in the genus Calyptocarpus.
