References for Boraginaceae

Bucknall, C. 1913. A revision of the genus Symphytum. J. Linn. Soc. 41: 491-556.
Ganders, F.R. 1993. Amsinckia. In J.C. Hickman, ed. The Jepson manual: higher plants of California. Univ. Calif. Press, Los Angeles, CA. 1400pp.
Gentry, J.L. 1972. A new combination and a new name in Hackelia (Boraginaceae). Madrono 21:490.
Gentry, J.L., and R.L. Carr. 1976. A revision of the genus Hackelia (Boraginaceae) in North America, north of Mexico. Mem. N.Y. Bot. Gard. 26:121-227.
Govoni, D. 1973. The taxonomy of the genus Lithospermum L. (Boraginaceae) in the western Great Plains. Ph.D. diss. Univ. Nebraska, Lincoln, NE.
Higgins, L.C. 1971. A revision of Cryptantha subgenus Oreocarya. Brigham Young Univ. Sci. Bull., Biol. Ser. 13:1-63.
Johnston, I.M. 1924. Studies in the Boraginaceae 11. Lappula. Contr. Gray Herb. 70:47-51.
Johnston, I.M. 1952. Studies in the Boraginaceae 23. A survey of the genus Lithospermum. J. Arn. Arb. 33:299-366.
Johnston, I.M. 1923. Studies in the Boraginaceae. 1. Restoration of the genus Hackelia. Contr. Gray Herb. New Ser. 68:43-48.
Johnston, I.M. 1923. Studies in the Boraginaceae. 4. A synopsis and redefinition of Plagiobothrys. Contr. Gray Herb. New Ser. 68:57-80.
Johnston, I.M. 1924. Studies in the Boraginaceae. A synopsis of the American native and immigrant borages of the subfamily Boraginoideae. Contr. Gray Herb. 70:1-54.
Johnston, I.M. 1923. Studies in the Boraginaceae. Vol. IX. 1. The Allocarya section of Plagiobothrys in the western United States. Contr. Arn. Arb. 3:5-82.
Johnston, I.M. 1925. The North American species of Cryptantha. Contr. Gray Herb. 74:14-19.
Macbride, J.F. 1917. A revision of the North American species of Amsinckia. Contr. Gray Herb. New Ser. 49:1-16.
Macbride, J.F. 1916. The true Mertensias of western North America. Contr. Gray Herb. New Ser. 48:1-20.
Payson, E.B. 1927. A monograph of the section Oreocarya of Cryptantha. Annals of the Missouri Bot. Gardens 14:211-358.
Ray, P.M., and H.F. Chisaki. 1957. Studies in Amsinckia. 1. Am. J. Bot. 44: 529-536.
Williams, L. 1937. A monograph of the genus Mertensia in North America. Annals of the Missouri Bot. Gardens 24:17-159.

Source for the Reference Lists

George W. Douglas, Del Meidinger and Jim Pojar. 1998-2002. Illustrated Flora of British Columbia.