P. compacta

P. compacta may refer to:


 * Paracercomonas compacta, a rhizaria species
 * Partula compacta, an extinct gastropod species endemic to French Polynesia
 * Protea compacta, a plant species
 * Pusionella compacta, a sea snail species
 * Puya compacta, a plant species endemic to Ecuador