| Author | Title | Journal/publisher | Literature ref. no. | 
| Werk, K.S. & Ehleringer, J. (1986) | Effect of nonārandom leaf orientation on reproduction in Lactuca serriola L. | Evolution 40(6) 1334-1337 | 1235 | 
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 1 | 
| Lactuca serriola |