threadleaf groundsel

WordNet

bluish-green bushy leafy plant covered with close white wool and bearing branched clusters of yellow flower heads; southwestern United States; toxic to range livestock (同)Senecio doublasii
a tract of land cleared for some special purposes (recreation or burial etc.)
dregs consisting of solid particles (especially of coffee) that form a residue; "it is a Middle Eastern custom to read your future in your coffee grounds"
Eurasian weed with heads of small yellow flowers (同)Senecio vulgaris

Delayed manifestation of Senecio-induced pyrrolizidine alkaloidosis in cattle: case reports.

Molyneux RJ1, Johnson AE, Stuart LD.
Veterinary and human toxicology.Vet Hum Toxicol.1988 Jun;30(3):201-5.
Selected case reports from closely controlled experimental feedings of Senecio jacobaea (tansy ragwort), S longilobus (threadleaf groundsel) and S riddellii (Riddell's groundsel) to cattle are presented to show that all 3 of these pyrrolizidine alkaloid-containing plants may not necessarily induce p
PMID 3388746

Johnson AE, Molyneux RJ.
American journal of veterinary research.Am J Vet Res.1984 Jan;45(1):26-31.
Threadleaf groundsel (Senecio douglasii var longilobus), a common plant on much of the rangeland of southwestern United States, was experimentally fed to 55 cattle by gastric gavage, mixed in alfalfa hay, or pelleted in feed. Since the pyrrolizidine alkaloid (PA) content of threadleaf groundsel fluc
PMID 6703456