D. compacta may refer to:
Dalea compacta (compact praireclover), a plant of the American South Dasymallomyia compacta, a crane fly in the genus Dasymallomyia Desmiphora compacta, a beetle of Brazil and Paraguay Digitaria compacta, a grass of India and Indochina Dispar compacta (dispar skipper or barred skipper), a butterfly of Australia Dudleya compacta (bluff lettuce, powdery liveforever or powdery dudleya), a succulent plant of North America