GLOSSARY. X1x 
OBLIQUE, when the point or margin of anything is not directly up- 
wards. 
OBLONG (oblongus), elliptical obtuse at each end. 
Ostusvus, blunt, terminating in a rounded end. 
OxsyotuTE, when the margins of one alternately overlap those of that which 
is opposite to it. 
ONE-SIDED (securdus), having all the parts by being twisted turned to one 
side. 
OPERCULUM, a lid, the cover over the mouth of the fruit of many mosses, &e. 
OpposirE (oppositus), anything placed opposite to another, as the leaves on 
the opposite side of the stem, petals from the opposite side of 
the ovary, branches from the opposite side of the stem, &c. 
OrBicuLar (orbicularis), perfectly circular. 
OssEus, bony. 
Ova (ovalis), elliptical, acute at each end. 
Ovary (ovum, an egg,) a hollow case formed at the base of the pistil, en- 
closing the ovules, in one or more cells. When the ovary is 
below the calsx, corolla, and stamens, it is said to be 
inferior ; but when it seems to arise above their insertion it is 
said to be superior. 
OvaTE (ovatus) See egg-shaped. 
OyULE, (ovum, an egg,) a small semi pellucid pulpy body, borne by the 
placenta, and gradually developed into a seed. 
Jee 
PalRED (conjugatus ) See conjugate. 
PataTe, the throat of personate corollas having the lower lip elevated into 
two longitudinal ridges, with a depression between them is 
ealled the palate. 
PatEnacEous. See chaffy. 
Pate, bracts of a thin membranous texture, without colour, scale-like, as 
on the receptacle of many compound flowers. 
PaLMatus, palmate leaves, having five lobes, each having the mid-rib 
united in a common point at the base. 
PANDURIFORMIS. See fiddle-shaped. 
PanicLE, a form of inflorescence in which the flowers or spikelets are upon 
branches of various lengths, as the panicle of grasses. 
PapitLe#, granular glands. 
PapriionaceEous (butterfly shaped), the irregular corolla of most leguminous 
plants, consisting of five petals, the upper one is more or less 
erect, more expanded than the rest, and is called the standard 
or vevillum, two are lateral oblong, and standing at right 
angies with the standard, these are called wings or ale; the 
two lower ones are similar in shape to the wings and parallel 
with them, but cohere by their lower margin, and form the 
keel or carina. 
Pappus (xaos, ) a form of calyx which crowns the seeds chiefly of com- 
pound plants, and is in the form of simple or plumose hairs 
or membranous scales. 
