Some good rules of thumb: It is always, always, always the case that: If there are three names given, one capitalized, the second lower case, and the third is in single quotations you have respectively the genus, species and cultivar names.
Additional Reading: Noncommissioned officers (NCOs) are the primary trainers of enlisted Soldiers, crews, and small teams. Their experience and knowledge are critical to determining the right collective tasks for the unit to train.
Lieutenant General Frank Petersen was the first African-American promoted to the rank of general in the Marine Corps. Prior to his promotion, Petersen had been the Corps' first African-American pilot. Petersen received his commission as a second lieutenant in 1952.