Lactuca sativa Linnaeus var. crispa Linnaeus , Species Plantarum 2 : 795. 1753 Chapter 7: Linnaean Plant Names and their Types (part L) Jarvis, Charlie 3RTC5 L. Linnaeus 1753 Magnoliopsida Asteraceae Lactuca Plantae Asterales Tracheophyta species sativa      Lactuca sativaLinnaeus var. crispaLinnaeus,  Species Plantarum2: 795. 1753.  RCN: 5818.    Lectotype(deVries & Jarvis in Taxon36: 145, f. 3. 1987): Herb. Burser VI: 7 ( UPS). 2611897445 UPS 7 lectotype