A. laevis

A. laevis may refer to:
 * Acaulospora laevis, a fungus species
 * Acronychia laevis, a rainforest plant species growing in eastern Australia
 * Afrixalus laevis, a frog species found in Africa
 * Aipysurus laevis, a venomous sea snake species found mainly in the Indo-Pacific
 * Alsodes laevis, a frog species endemic to Chile
 * Amelanchier laevis, the smooth shadbush or Allegheny serviceberry, a small tree species
 * Anisoptera laevis, a plant species found in Brunei, Indonesia, Malaysia and Singapore