A genus of cruciferous plants, of the tribe Alyssineæ.(noun)
The Century Dictionary (Public Domain)
Use "vesicaria" in a sentence
"Although I'd only grown annual arugula, it turns out “arugula,” actually refers to three separate plants: E. vesicaria ssp. sativa, Diplotaxis tenuifolia, and Diplotaxis muralis."
"This is the celebrated bladder carex, or cyperus grass (the _carex-vesicaria_ of Linnæus)."
"Arugula (Eruca vesicaria sativa) is a leafy green herb of the mustard family."