XXil GLOSSARY. 
an‘hers, consisting of minute grains, enclosing a fluid con- 
taining molecular matter. 
POLYADELPHOUs 7oeAus, many, “JeyQos, a brother,) when filaments are 
united into several bundles, 
Potycarpous (70Avs, many, x«e7os, fruit,) trees having the power of 
bearing fruit many times without perishing. 
Potyprratous (7oAus, many, 7&T%Aoy, a leaf,) flowers with several distinct 
petals. 
Pomum (an apple), fruit with a fleshy pericarpium, two or more celled, few 
seeded, inferior, indehiscent; the seeds distinctly enclosed in 
dry cells, with a bony or cartilaginous lining, formed by the 
cohesion of several ovaries, with sides of the fleshy tube of a 
calyx, and sometimes with each other. 
PowveEry (pulverulentus), covered with a fine bloom or powdery matter. 
PRICKLEs (aculei), rigid, opaqne, processes of a conical shape, terminating 
in a point. 
PrickLy (aculeatus,) furnished with prickles. 
PRIsMATIvUS (prism-shaped), having several longitudinal angles and inter- 
mediate flat faces. 
PROCUMBENT (procumbens, humifusus,) spread over the surface of the 
ground. 
ProstRaTE (prostratus), lying flat upon the earth, &c. 
Pruinosus, frosted, the surface of anything having the appearance of being 
covered with congealed drops of moisture. 
PUBENS, or RUBESCENS, downy, covered with very short weak dense hairs. 
PULVERULENTUs. See powdery. 
Pumitus, dwarf. 
Puncratus, dotted, covered with minute impressions, as if made by the 
point of a pin. 
PUNGENT (pungens), terminating gradually in a hard sharp point. 
PUSILLUS, PERPUSILLUS, very small as compared with other species of the 
genus. 
PYRIFORMIS, pear-shaped. 
R. 
RacEME (racemus, a bunch,) several flowers arising from a common axis, 
with each flower upon a partial stalk, 
RacuHIs (exrx15, the spine of the back,) a peduncle, proceeding in nearly a 
right line from the base to the apex of the inflorescence. 
Raviant (radiatus), diverging from a common centre, like rays of a wheel. 
Ranvicau (radicalis), arising from the root. 
Rapicie (radicula, a little root,) the lower point of a seed which becomes 
elongated in germination, and forms the root. 
Rapit, the peduncles of an umbel. 
Ramosus, branched, divided into many branches, and 
Ramutosus, when the branches are very small. 
RucEPTACLE, the summit of the floral branch or peduncle upon which the 
carpels are fixed, it is usually flat, and often much dilated. 
