GLOSSARY. 



429 



Putjioniform (-ormis). Dagger-shaped. 



Pullus. Dark-colored ; dusky-brown or 

 blackish. 



Pulvereus, Pulverulentus. Powdered ; as 

 if dusted with powdery matter or 

 minute grains. 



Pulvinate (-atus), Pulviniform (-ormis). 

 C ushion-shaped. 



Pulmnus. A cushion ; name given to an 

 enlargement or swelling close under 

 the insertion of a leaf, or sometimes 

 to the swollen base of a petiole. 



Pumilus. Low or little. 



Punctate (-atus). Dotted, either with 

 depressions like punctures, or trans- 

 lucent internal glands, or with colored 

 dots. 



Puncticulate (-atus). Minutely punctate. 



Pungent (-ens). Terminating in a rigid 

 and sharp point or acumination, like a 

 prickle. 



Puniceous (-eus). Bright carmine-red. 



Purpureus. Originally the red of arte- 

 rial blood ; but our purple is some- 

 what dull red with a dash of blue or 

 violet. 



Purpurdscens. Purplish. 



Pusillus. Very small, or weak and slen- 

 der. 



Pustular, Pustulate (-atus), Pustulose 

 (-osus). Having low elevations, like 

 blisters. 



Putdmen. The shell of a nut; the endo- 

 carp of a stone-fruit; 288. 



Pycnos, Greek for thick ; whence Pycno- 

 cephalus, thick-headed, &c. 



Pygmceus. Dwarf, pygmy. 



Pyramidal (-alis). Pyramid-shaped. 



Pyrene (Pyrena). Same as Nucule or 

 Nutlet; one of the small stones of a 

 drupaceous fruit ; 298. 



Pyrenarium, Pyridium. A pear or pear- 

 like fruit, same as Pomum. 



Pyrenarius. Name of a drupaceous 

 pome, as of Medlar and Crataegus. 



Pyridion. Synonym of Pome. 



Pyrenocarp (-arpium). A general name 

 for any drupaceous fruit ; 292. 



Pyriform (-ormis). See Pear-shaped. 



Pyxidate (-atus). Furnished with a lid. 



Pyxidium, Pyxis. A capsule with trans- 

 verse dehiscence, making a lid of the 

 upper portion ; 293. 



Quadri-. In Latin compounds, denotes 

 four; as Quadrangular, Quadrifari- 

 ous (in four vertical ranks), Quadriju- 

 gate (in four pairs), &c. 



Quaternary, Quaternate. In fours or 

 composed of four; 176. 



Quini, Quinary (-ius), Quinate (-atus). 

 In fives ; 176. 



Quinque. Five. In Latin compounds, 

 giving rise to such terms as 



Quincuncial, in a Quincunx; also five- 

 ranked; 123, 136. 



Quinquefarious (-ius). In five vertical 

 ranks. 



Quinquefoliate (-atus). Five-leaved. 



Quinquefoliolate, with five leaflets. 



Quintuple. Dividing into five parts, or 

 five-fold. 



Quintuplinerved or -veined. With mid- 

 rib of leaf dividing into five (i. e. two 

 lateral pairs) above the base; 93. 



Race. A variety of such fixity that it 

 is reproduced by seed ; also used in a 

 looser and more extended sense for a 

 series of related individuals without 

 particular regard to rank ; 320. 



Raceme (Racemus). An indeterminate 

 or centripetal form of inflorescence 

 with lengthened axis and equal-pedi- 

 celled flowers; 146. 



Racemiferous. Bearing racemes. 



Racemiform (-ormis). In the form of a 

 raceme. 



Racemose (-osus). Having the character 

 or appearance of a raceme, or in ra- 

 cemes. 



Rachis. See Rhachis. 



Radial. Belonging to the ray. 



Radiate (-atus). Spreading from or 

 arranged around a common centre, 

 or around the circumference of a cir- 

 cle ; bearing rays or ray-flowers. 



Radiately veined. Same as Palmately 

 veined; 93. 



Radiatiform (-ormis). Said of a capitu- 

 lum of flowers which is radiate by en- 

 largement of some of the outer flowers, 

 which however are not truly ligulate, 

 as in species of Centaurea. 



Radical (-alls). Belonging to or pro- 

 ceeding from the root, or from a root- 

 like portion of stem at or below the 

 surface of the soil. 



Radicant (Radicans). Rooting. 



Radicel. A minute root or a rootlet. 



Radiciflorous (-us). Flowering (appar- 

 ently) from the root. 



Radiciform (-ormis), Radicinus. Of the 

 nature or appearance of a root. 



Radicle (-icula). Literally a diminutive 

 root; but the " radicle " of the embryo, 



