496 



INDEX. 



Paliurtis Texanus, 403. 

 Pausv, 204. 

 Papaver, 83, 88. 



alpinum, 89. 



Argemoue, 88. 



Californicum, 88. 



criissij'oliiim, 89. 



dulriuin, 88. 



hetero/)lii/l/um, 89. 



Lt'mmnni, 88, 89. 



mici(>c(v/)um, 89. 



uudiiaule, 89. 



nil (I i cattle, 89. 



KluBas, 88. 



soniniferum, 88. 

 PAPAVEHACE.E, 82, 466. 

 Papaveke^;, 82. 

 Papaw, 62, 63. 

 Papulosa, 261. 

 Paradise-tree, 378. 

 Paritiiim, 337. 



tiliaceum, 337. 

 Parrasia, 142. 



camponiin, 142. 



lineiiri/olia, 142. 

 Parrya, 104, 151. 

 Parrya, 140, 151. 



arctica, 151. 



arenicola, 136. 



macrocarpa, 151. 



Menziesii, 152. 



nudicaiilis, 152. 

 Parthenor.issus, 431. 



quinqiiffolia, 431. 



vitacea, 431. 

 Paullinia, 432, 442. 

 Pawa, 446, 447. 



atropiirpurea, 447. 



bicolor, 447. 



Callfornlcn, 448. 



cornea, 446. 



discolor, 447. 



/rtra, 447. 



/w/ya, 447. 



glabra, 446. 



hnmilis, 447. 



hybrida, 447. 



intermedia, 447. 



Lindleyana, 447. 



/?V('(/rt, 447. 



lurida, 447. 



Michaiixii, 447. 



mntnbilis, 447. 



ner/lecta, 447. 



Ohioensis, 446. 



pallida, 446. 



rubicunda, 446. 



versicolor, 447. 



. VFn/.son/ana, 446. 

 Willdenowiana, 447. 

 Paviana flavn, 447. 

 Pavonia,"297, 331. 



Drummondii, 332. 



hastata, .331. 



Jonesii, 331. 



lasiopetala, 331. 



LeContii, 331. 



racemosa, 331. 



sjiicatu, 331. 



spiuifex, 331. 



Vin/inica, 333. 



Wright a, 331. 

 Pearl wort, 247. 

 Pedimculosa, 308. 

 Pegauum, 352, 353, 355. 



llarmala, 355. 



Mexicanum, 355. 



PELARCONIEiE, 357. 



Pelargonium, 357, 363. 



aiKcps, 363. 

 Penny Cress, 123. 

 Pentagonocarpus, 332. 

 Pentaspermum 



altltetefolinm, 333. 



smilaci/oliinn, 333. 

 Peplis Americana, 281. 

 Peppergrass, 124, 126. 

 Pepper-root, 153. 

 Pepper-tree, 381. 

 Pepper-wood, 374. 

 Perjbnon ferruginettm, 418. 



lauri/olium, 408. 

 Peritoma, 183. 



aurea, 184. 



integrifolia, 183. 



serrulatum, 183. 

 Pharnaceum Cerviana, 258. 



maritimum, 260. 

 Pheasant's-eye, 18. 

 Phemeranthiis, 266. 



teretifolius, 266. 

 Philetaria, 280. 

 Pha;nicaidis, 152. 



cheiranthoides, 152. 



Menziesii, 152. 

 Phoenicodelphis, 51. 

 PAysa, 258. 



Physaria, 100, 121,468. 

 Physuria, 116, 118. 



didymocarpa, 121, 468. 



didymocarpa, 468. 



Gey en, 121. 



montanu, 1 17. 



Newberrvi, 121, 468. 



Oregona^ 121. 

 PHYSAUIE.E, 100. 

 Phi/seli/tro», 442. 

 Picramnia, 377, 379. 



pentandra, 379. 

 PiCRAMNIE.E, 377. 

 Picrella, 372. 

 Pigeon Grape, 427. 

 Pine-wood Grape, 428. 

 Pink, 211. 

 Pinweed, 192. 

 Pistacia Mexicana, 381, 386 



Simariiba, 380. 

 Pistacioides, 386. 

 Pitavia, 375. 



dumosa, 375. 

 Pitcher-plant, 79. 

 Pitiiroxperma, 54- 

 Plagiorhcgma diibium, 71. 

 Platypetalum, 140. 



ditbiiim, 140. 



}>iirjinrasif'ns, 140. 

 Platy.«perniuin, 104, 151. 



scapigenini, 151. 

 Platysteniou, 82, 84. 

 Plati/stemon, 85. 



Californic'us, 84. 



Cali/hruiriis, 84. 



crinitiis, 84. 



dp7ittculatus, 85. 



leiocarpus, 84. 



linearis, 85. 



Oreganus, 85. 



Torreiji, 85. 



Pl.ATYSTEMONE.E, 82. 



Platystigma, 82, 84. 



Californicum, 85. 



denticulatum, 85. 



lineare, 85. 



Oreganum, 85. 

 Podophyllum, 67, 72. 



callicarpum, 72. 



dipfiijllum, 72. 



montamim, 72. 



peltatum, 72. 

 Poison Bay, 59. 



Dogwood, 383. 



Elder, 383. 



Ivv, 382. 



Oak, 382, 383. 



Sumach, 383. 



Vines, 382. 

 Poison-wood, 382. 

 Polanisia, 180, 182. 



graveoleus, 182. 



tenuifolia, 182. 



trachysperma, 182. 



uniglandulosa, 182. 



unigtandulosa, 182. 



viscosa, 182. 

 Pol tjcarpa, 254. 

 Pat year pa a, 255. 



POLYCARPE-*:, 210. 



Polycarpon, 210, 254. 



depressum, 255. 



stipuliridinn, 255. 



tetraphyllum, 254. 



unijiontm, 240, 254. 

 Polygala, 449. 



acantliodada, 452. 



acutifotia, 459. 



alba; 455. 



a/6a, 454, 455. 



ambigua, 456, 457. 



Americana, 449. 



Arizonse, 451. 



.4?u'2onfc, 452. 



attenuata, 458, 459. 



Balduini, 459. 



Baldwini, 459. 



Baldwinii, 459. 



bicolor, 454, 455. 



Boykini, 454. 



Bo'ykinii, 454, 455. 



brevifolia, 458. 



buxifolla, 450. 



Californica, 452. 



