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Packera fendleri is a species of flowering plant in the family Asteraceae known by the common name Fendler's ragwort. It is native to the southern Rocky Mountains , and is found in the states of Colorado , Wyoming and New Mexico , where it is a common plant that occurs in a variety of habitats. [ 1 ]
Senecio serra is a species of flowering plant in the aster family known by the common names tall ragwort [1] and sawtooth groundsel.It is native to the western United States, where it can be found in several types of habitat, including sagebrush and woodlands.
The seedlings of S. ampullaceus often have a purplish color on the undersides of their leaves in the winter, especially along their midrib. [3] Flowering in early–mid spring, [7] Texas ragwort is a tall annual, [8] growing to from 20 centimeters (7.9 in) to 80 centimeters (31 in) tall and similar to S. quaylei.
Packera is a genus of about 75 species of plants in the daisy family, Asteraceae. [1] Most species are commonly called ragworts or grounsels. Its members were previously included in the genus Senecio (where they were called aureoid senecios by Asa Gray), but were moved to a different genus based on chromosome numbers, a variety of morphological characters, and molecular phylogenetic evidence.
Senecio cambrensis, the Welsh groundsel or Welsh ragwort, is a flowering plant of the family Asteraceae. It is endemic to Great Britain and currently known only from North Wales . It is a recently evolved plant that arose as a result of hybridization between two related species.
Senecio squalidus, known as Oxford ragwort, [6] is a flowering plant in the daisy family Asteraceae. It is a yellow-flowered herbaceous plant, native to mountainous, rocky or volcanic areas, that has managed to find other homes on man-made and natural piles of rocks, war-ruined neighborhoods and dry-stone walls .
Common names include ragwort, common ragwort, [4] stinking willie, [5] tansy ragwort, benweed, St. James-wort, stinking nanny/ninny/willy, staggerwort, dog standard, cankerwort, stammerwort. In the western United States it is generally known as tansy ragwort , or tansy , though its resemblance to the true tansy is superficial.
Senecio aphanactis, known by the common names chaparral ragwort, rayless ragwort, and California groundsel, is a species of flowering plant in the aster family.