544 



GLOSSARY AND INDEX. 



Persistent : rcmainincr, as tlie leaves of 



evergreens through the winter, 172 ; 



and tlie calyx, l^c. of many plants 

 . until tlie fruit is formed, 279. 

 P€rsonnte : masked ; 278, fig. 459, 



460. 

 P&iitse : having slits or holes. 

 Pe'rulate : having pe'iuloi or bud-scales. 

 Peruvian Bark, 432. 

 Petal: a leaf of the corolla, 222. 

 Pe'laline, or pe'laloid: petal-like, in color 



and texture, 2G0. 

 Petiolar : borne on the petiole. 

 Peliolate, petioled : having a petiole. 

 Petiole: leafstalk, 145, 170. 

 Petidhdaie: the leaflet stalked, 164. 

 Pe'tiolule: the stalk of a leaflet, 164. 

 Phandgamoiis, ov phaneroijaiiious : hav- 

 ing manifest flowers, 69. 

 PliKnogamous or Phanerogamous 



Plants, 69, 369, 375. 

 Phalanges: bundles of adelphous or 



clustered stamens. 

 Phordiithium : the receptacle of Com- 



positJE. 

 Phrymaec£e, 450. 

 Phijrdloi/if : same as Algology. 

 Pliijlla : leaves, 274, -j)/ii/lious : leaved, 



as 3-j)IiyUous, three-leaved, &c. 

 Phyllodiiuous : bearing or resembling a 

 Phyll odium : a dilated petiole taking 



the j)Iaco of a blade, 170. 

 Phyllotdxis, or phylloluxi/, 1 33. 

 Physiological Botany, 14, 17. 

 Phytelcphanteaj, 485. 

 Phijtography : descriptive Botany. 

 PhytolaccacccB, 463. 

 Phytdlo/jy : Botany in general. 

 Phytoii : a simple plant-individual, or 



plant-element, 96. 

 Phytdtomy : vegetable anatomy, 14. 

 Pileate, jn'/eiform : like a cap or 

 Pileiis, 507. 

 Pileorhiza : the cap of a root, as found 



in some aquatic plants; fig. 102. 

 PiUferoHs: bearing or tipped with hairs 



(pill). _ 

 Pilose : hairy, as distinguished from 



woolly or downy ; i. e distinct and 



straight, but not rigid hairs. 

 Pilosity : hairiness. 

 Pimento, 418. 

 Pine-a])ple, 492. 

 Piney Tallow, 400. 

 Pink-root, 435. 

 Pinna : one of the primary divisions of 



a pinnately compound leaf, 164. 

 Pinnate, jnnnuted: a compound leaf 



with leaflets arranged along tlie 



sides of a common petiole ; 163, 



fig. 288-290. 

 Pinnutdy cleft, lobed, parted, &c., 160. 



Pinnately 3-plurifoliolate, &c., 164. 



Pinnately veined, 155, 160. 



Pinndtijid: pinnately cleft ; fig. 261. 



Pinndtiscct : pinnately divided ; fig. 

 263. 



Pinnule : a secondary division of a pin- 

 nately compound leaf. 



Piperacea;, 469. 



Piperine, 469. 



Pisiform : pea-shaped. 



Pistachio-nut, 406. 



Pistil: the ovulc-bcaring organ of a 

 flower, 223, 287. 



Pistillate : fmnished with pistils, or pis- 

 tils only, 261. 



Pistillidiiim',3S7. 



Pitch, 480. 



Pitchers: see Ascidium ; 169, 387, fig. 

 299-301. 



Pitcher-shaped : campanulatc or tubular, 

 but with a narrower mouth. 



Pith, 118. 



Pits, 37. 



Pitted : marked with small depressions. 



Pitted tissue, 45. 



Placenta : the place or part of the ovary 

 which bears the ovules or seeds, 

 289. 



Placentalion : the arrangement of pla- 

 centa;. 



Placentiferous : bearing the placentae. 



Placentiform : nearly the same as quoit- 

 sliapcd. 



Plaited: see Plicate, 273. 



Plane: flat, 



Plantagiuacete, 444. 



Platanaee^, 476. 



Platycdrpovs : broad-fruited. 



Pleio-, in Greek derivatives : full of, or 

 many ; as 



Pleiospervious : many-seeded, &c. 



Pleure'nchyma : woody tissue, 41. 



Pleurorliizal : embryo with the radicle 

 lying against the side or edge of 

 the cotyledons ; same as aceum- 

 bcnt. 



Plicate, plicattre : thrown into longitu- 

 dinal plaits [plicce) ; folded, 144, 

 273. 



Plum, 415. 



Plumljaginaccaj, 444. 



Plumose: feathered; when bristles, &c. 

 have fine hairs on each side like 

 the plimie of a featlier, as the pap- 

 pus of Thistles, &c. ; fig. 890. 



Pliimule : the bud or growing point of 

 the embryo above the cotvledons, 

 71,324. 



Pluri-, in words of Latin origin : sev- 

 eral, at least more than one ; as 



Plurifldrous : several-flowered. 



Plurifdliolate: bearing several leaflets. , 



