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.
An instructor (middle) of Drill Instructor School, Recruit Training Regiment, leads two students on a sprint during interval training aboard Marine Corps Recruit Depot San Diego, July 22. Drill instructors use interval training as one method to get physically in shape for the rigors of recruit training cycles.