Rice
You might also be looking for Starfleet Captain Paul Rice.
Rice was a seed grain native to the planet Earth. 

In an attempt to explain Spock's ears to a 20th century New York City police officer who had never seen a Vulcan before, Kirk claimed that Spock got them caught in a "mechanical rice picker" as a child. ()

Rice was the primary base for jambalaya. Benjamin Sisko had a tendency to overcook his rice dishes whenever he was frustrated about something. ()

Steamed rice was one of the dishes on the menu aboard  in August 2152 until  got sick. ()

Replicator entree 103 was a dish of curried chicken and rice, with a side of carrots. ()

In 2371, Neelix made rice with fish and ginger for Nogami. ()

While trapped in an Akritirian prison in 2373, Tom Paris fantasized about a meal of crown roast of lamb with wild rice and a 2296 Château Lafite Rothschild. ()

At the wedding of the biomimetic duplicates of B'Elanna Torres and Tom Paris, those attending threw rice over the couple as per certain Earth customs. Neelix was perplexed that the rice was not meant to be cooked. ()

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Earth foods
Earth plants