Ceanothus thyrsiflorus var. macrothyrsus Torr.

, U.S. Expl. Exped., Phan. Pacific N. Amer. 17(2): 263 (1874).
IPNI Life Sciences Identifier (LSID)
Species Name
Ceanothus thyrsiflorus Eschsch., Mém. Acad. Imp. Sci. St. Pétersbourg Hist. Acad. 10(2): 285 (1826).
United States Exploring Expedition. During the Years 1838, 1839, 1840, 1841, 1842. Under the Command of Charles Wilkes, U.S.N., ...Botany.
17(2): 263
Family as entered in IPNI

Type Information

Distribution Of Types
Oregon (Northwestern U.S.A., Northern America)

Nomenclatural Notes

C. Wilkes Expl. Exped.


Basionym of
Ceanothus integerrimus var. macrothyrsus (Torr.) G.T.Benson, Contr. Dudley Herb. 2: 121 (1930).
Nomenclatural link
Ceanothus macrothyrsus (Torr.) Greene
Nomenclatural link
Ceanothus macrothyrsus Greene, Leafl. Bot. Observ. Crit. 1: 68 (1904).