A Grammatical Dictionary of Botanical Latin

urens,-entis (part. B), superl. urentissimus,-a,-um (adj.A): stinging, burning [ > L. uro, ussi, ustum 3. to burn, to burn up, destroy by fire, to sting or pain acutely]; see stinging; see Urtica,-ae (s.f.I);

- folia pilis interdum appressis urentibus, leaves with hairs sometimes appressed, stinging.

- herbae pilis urentibus armatae, herbs armed with stinging hairs.

- arena (-ae, s.f.I) urens, abl. sg. arena urente, lava, 'burning sand.'

- Proximus D. urenti (Swartz), closest to Dolichos urens.

- Sapor plantae urens. Odor nauseolus (Swartz), the taste burning [i.e. to the senses]. The odor somewhat nauseous.

uruntur: third-person plural present passive indicative: they are burned, consumed, inflamed;

- [Ferula ferulago] Caules exsiccati et accensi lente uruntur et in usu sunt apud Arabes ad ignem servandum (Desf.), the stems, dried-out and lightly burned are kindled [so that it burns downward], and in practice [i.e. in usage] are, among the Arabes, reserved for fire. Urera,-ae (s.f.I), Cow-itch > L. ure, to burn or sting. “One member (U. baccifera) of this genus of trees and shrubs is also called chichaste and described as ‘one of the most dangerous plants of Central America .... When one is struck by the coarse hairs, the effect is almost like that of an electric shock and there often follows the most intense pain .... The plant is often used for hedges, which few larger animals care to penetrate’ (Standley, Flora of Costa Rica) Urticaceae” (Stearn 1996).

DOLICHOS urens; MALPIGHIA urens; SIDA urens; Urtica urens L. Burning Nettle; U. urentissima.

Stimulus,-i (s.m.II), abl. sg. stimulo: “stings; sharp stiff hairs, containing an acrid fluid which produces pain when it pierces the skin” (Lindley);