There was one illustrations found for epithet guarus,-a,-um
 
4341476 482401 Guarea guidonia (L.) Sleumer [125 904571 Samyda guidonia L.] C. Plumier, Mss., vol. 5 (Botanicon Americanum seu historia plantarum Americanis insulis nascentium): t. 103 (1689-1697) [C. Plumier]