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
See also List of Latin and Greek words commonly used in systematic names#L