Text for his contemplated work on the Scrophulariaceae of Western America, including manuscript notes and discussions. Four sections have been segregated: (A) Final notes and Keys to the identification of species of the genera Achetaria, Calceolaria, Euphrasia and Gratioleae, (B) List of Scrophulariaceae arranged by generic names, including synonymic notes and original citations of descriptions, (C) Catalog, arranged by genera, with descriptions, ecology and geographical distribution, (D) Descriptive text comprising 4 cartons of notes and final draft. The illustrations were being done by Jeanne R. Janish and are contained in Coll. 521.