Note 1454 — I.—PHÆNOGAMOUS OR FLOWERING PLANTS. (continued 12)
Reading edition
The authors of the French Codex of 1866 name as the source of lactucarium that form of the garden lettuce which has been called by DeCandolle Lactuca capitata. Maisch has obtained lactucarium from L. elongata Mühl. (Am. Journ. of Pharm. 1869. 148).