title: Species Crosses in Nicotiana, with Particular Reference to N. LONGIFLORA x N. TABACUM, N. LONGIFLORA x N. SANDERAE, N. TABACUM x N. GLAUCA.
authors.affiliation: University of California, Berkeley, California.
authors.forename: W S
authors.initials: WS
authors.lastname: Malloch
authors.forename: F W
authors.initials: FW
authors.lastname: Malloch