xxvi ETYMOLOGICAL DICTIONARY. 
Ophioglossum, ab ophis^ ferpens, a ferpent, 
lingua, a tongue. 
Orchis, ab orchis^ tefticulus, a tefticle. 
Ornithogalum, ab ornis^ avis, a bird, tt gala^ lack, 
milk. Linn. 
Ornithopus, ab ornis^ avis, a bird, et fcus^ pes, a 
foot. i. e. Bird’s Foot. 
OxALis, ab oxaiis., acidus, acid or four. 
Parietaria, ab paries, a wall, becaufe it grows on 
old walls. 
Paris, a Paride, filio Priami. From Paris the fon of 
Priam, remarkable' for his true love to Helen, hence 
in englifh, called True-love, or one Berry. 
Pahnassia, from mount Parnafllis. 
Peucedanum, a dauos^ humilis, tt peiike., picea. Or 
according to Diofeo. it takes it name from its bitternefs. 
Phyteuma, a pLw., gigno. 
Picpis, 2 i pier os., amarus, bitter, becaufe of its bit- 
ter nefs. 
PiNGuicuLA, a pinguitudine foiiorum, from the fat- < 
nefs of the leaves. 
PoLEMONiuM, ab pokmos., bellum, nomen herbae 
apiid Diojco. quae fic nominata efle traditur, a bello et 
certamine quod antequilTimi duo regis inter fecertarunt, 
dum interventionis ejus laudem uterque fibi tribueret, 
ut referc Marcellius : funt qui Tic di(5fam putent quod 
adverlus vtnena pugnet. The name of an herb which 
is fo called, becaufe two ancient kings contended whe- 
ther fhould have the honour of firlt finding of it, as 
Marcellius fays : Some think it fo called, becaufe it 
was fuppofed an antidote agalnfl poifon. 
PoLYGALA, a^(>///j, multum, ot gala., lac, from its 
abounding with milk. 
PoLYGONATUM, a polus, multus, et gonu., genu, a 
joint, from its abounding with joints. 
Polypodium, db poliis, multus, many, et pes, a 
foot. 
Potenti'lla, ab pQtcntia virium, from its fuppofed 
virtue. Potamooetotst, 
