Ключевые слова: acahua, asteraceae, calom, castle, castle of fras, castle of the dukes of fras, castle of the velasco, defensive building, defensive construction, fortress, helianthus, helianthus annuus, jquima, marigold, medieval fortification, middle ages, military, nonthreatened asterids, north american crops, nuts and oilseeds, oil plants, plants medicinal plants, seeds for food, sunflower, tile corn, tlapololote, tower, wall,