| Subject | English | Spanish |
| bot. | pecan tree | pacán Carya illinoensis |
| life.sc., agric. | pecan tree | nogal americano (Carya illinoinensis) |
| bot. | pecan tree | nogal |
| forestr. | pecan tree | pecan (Carya illinoensis, Carya pecan) |
| forestr. | pecan tree | pecanero (Carya illinoensis, Carya pecan) |
| forestr. | pecan tree | pacano (Carya illinoensis, Carya pecan) |
| bot. | pecan tree | nogal pacanero Carya illinoensis |
| bot. | pecan tree | pacana Carya illinoensis |