Doonesbury by Garry Trudeau for May 13, 1975
Plant: Does she have any special horticultural requirements? Zonker: Yes - I wrote them down on the pre-registration form I sent in last week. Plant: Well, I can't find it here! Write down her name and I'll look for it! Zonker: Um... okay... her name is Patty. Plant: Not her Christian name, dummy - put down the generic classification! Zonker: Oh... uh, well, she's a plam tree... Plant: Oh, for crying out loud! The Latin, man, give the Latin! Patty: Hey, c'mon, Zonker - you're causing a scene!