Two plants identifications

Would be grateful if you could point me in the right direction. Grow in my garden # came up recently in one place.

thanks

 

Solanum laciniatum, Lettuce cv..

 

Thank you - what is 'cv' linked to salad and what is this salad?

U

 

'Cv. is shorthand for "cultivar" and indicates an unknown (to me) variety of lettuce.

 

thank you