Pieris Protodice, a butterfly that becomes more common and assists its imported relative in making havoc among the cabbages, but this also may be easily controlled by the measures above detailed.
John B. Smith Economic Entomology (Philadelphia and London: J.B. Lippincott Co, 1896)
2400×1398, 693.7 KiB
1024×596, 107.8 KiB
640×372, 54.9 KiB
320×186, 19.4 KiB