The ſquared ſtones ioyned togither without anye cement, and the pointed quadrangulate corner ſtones [translating quadranguli] ſtreightlye fitted and ſmoothlye pulliſhed, the edges whereof were of an exquiſite vermillion coulour, as is poſſible to bee deuiſed: […]
Source: wiktionary
[I]n the midſt of her [Diana’s] ſhining forehead appeared a certaine ſquared and quadrangulate circle [translating certa cosa rotonda, schiacciata, e liscia], glittering with wonderous luſtre and vnſpeakeable corruſcancie: […]
Source: wiktionary
In the mountains of eastern Mexico there is a striking form of Dasylirion that has a large, upright trunk and dense rosettes of long, thin leaves that are quadrangulate in cross section and more or less lack marginal leaf prickles.
Source: wiktionary