@article {higgins1979,
	title = {Boraginaceae of the southwestern United States},
	journal = {Western North American Naturalist},
	volume = {39},
	number = {4},
	year = {1979},
	note = {The borage Family Boraginaceae is treated for the southwestern United States. Treated are 18 genera, 113 species, and 24 varieties from Arizona, New Mexico, and the desert regions of southeastern California. A key to the genera and species is included along with detailed descriptions, distribution data, chromosome counts when known, and comments for many of the taxa. A proposed new combination is Plagiobothrys scouleri {(H.} \& A.) I. M. Johnston var. cusickii {(E.} L. Greene) Higgins.},
	pages = {293{\textendash}350},
	keywords = {Euploca, Euploca convolvulacea, Euploca fruticosa, Heliotropium, Heliotropium convolvulaceum, Heliotropium curassavicum, Heliotropium fruticosum, Heliotropium greggii},
	issn = {1527-0904},
	url = {https://ojs.lib.byu.edu/ojs/index.php/wnan/article/viewArticle/2373},
	author = {Higgins, Larry C.}
}
@book {461,
	title = {Flora de la cuenca de Santiago de Chile},
	volume = {3},
	year = {1979},
	month = {1979///},
	publisher = {Ediciones de la Universidad de Chile},
	organization = {Ediciones de la Universidad de Chile},
	address = {Santiago},
	author = {Navas, L. E.}
}
@article {392,
	title = {Die s{\"u}damerikanischen Sammlungen von H. Ruiz und Mitarbeitern im Botanischen Museum Berlin-Dahlem},
	journal = {Willdenowia},
	volume = {9},
	year = {1979},
	month = {1979///},
	pages = {177 - 198},
	abstract = {An account is given of fate of the specimens collected by Ruiz, Pavon, Dombey and Tafalla in Peru, Chile and Ecuador and of the mode of distribution of the duplicate sets. Particular reference is made to those specimens from the Ruiz expedition kept in the general herbarium of the Botanical Museum Berlin-Dahlem and in the Willdenow herbarium. A detailed, synonymic enumeration of the latter is appended.},
	url = {http://www.jstor.org/stable/3996127},
	author = {Lack, H. Walter}
}
