Sayre, G. 1971. Mem. New York Bot. Gard. 19: 1-174; title page of fasc. 9 is a reused title page from Fasc. 2 or 3 or 4, dated 1805. It was probably published late 1812 or early 1813 (fasc. 9 includes a specimen of Astragalus campestris collected in Jul 1812 (vide Alan Elliott (E))).