Quick Quiz: Nouns Score: Change category, Flip order Reset Correct! Noun: hypericum pyramidatum Your choice? perennial shrub having large star-shaped yellow flowers in narrowly pyramidal cymes a protocol (utilizing TCP) to transfer hypertext requests and information between servers and browsers an abnormal condition resulting from taking vitamins excessively; can be serious for vitamins A or D or K a plexus of nerves serving the pelvic viscera