Isocoma drummondii

Isocoma drummondii
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Isocoma
Species:	I. drummondii
Binomial name
	Isocoma drummondii; (Torr. & A.Gray) Greene 1894
Synonyms
	Synonymy Aster berlandieri Kuntze ; Bigelowia drummondii (Torr. & A.Gray) A.Gray ; Bigelovia drummondi (Torr. & A.Gray) A.Gray ; Chondrophora drummondii (A.Gray) A.Heller ; Haplopappus drummondii (Torr. & A.Gray) S.F.Blake ; Aplopappus drummondii (Torr. & A.Gray) S.F.Blake ; Isocoma megalantha Shinners ; Linosyris drummondii Torr. & A.Gray 1842 ;

Isocoma drummondii, the Drummond's goldenbush,^[2] is a North American plant species in the family Asteraceae. It has been found on both sides of the Río Grande, in Tamaulipas and in southern Texas.^[3]

Isocoma drummondii is a completely hairless shrub up to 100 cm (40 inches) tall. The plant produces flower heads in clusters on the tips of branches, each head containing 22–34 disc flowers but no ray flowers.^[3]

^ The Plant List Isocoma drummondii (Torr. & A.Gray) Greene
^ USDA, NRCS (n.d.). "Isocoma drummondii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 7 August 2015.
^ ^a ^b Nesom, G.L. 1991. Taxonomy of Isocoma (Compositae: Astereae). Phytologia 70(2): 69–114 description of I. drummondii on pages 88–89, distribution map on page 74

[1] The Plant List Isocoma drummondii (Torr. & A.Gray) Greene

[2] USDA, NRCS (n.d.). "Isocoma drummondii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 7 August 2015.

[tammy-3] Nesom, G.L. 1991. Taxonomy of Isocoma (Compositae: Astereae). Phytologia 70(2): 69–114 description of I. drummondii on pages 88–89, distribution map on page 74

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