488 



INDEX. 



Fremonti, 170, 418. 

 floribunda, 415. 

 glabra, 162. 

 glandulosa, 160, 414. 

 glechomzefolia, 417. 

 grandiflora, 163. 

 grisea, 165. 



fymnoclada, 170, 418. 

 aetata, 159. 

 heterophylla, 159. 

 hirsuta, 163. 

 hispida, 161, 415. 

 hispida, 163. 

 humilis, 159. 

 hydrophylloides, 165. 

 infundibuliformis, 166. 

 integrifolia, 160, 414. 

 Ivesiana, 169, 417. 

 ixodes, 417. 

 Lemmoni, 417. 

 leucqphylla, 159. 

 loassefolia, 165. 

 longipes, 164, 416. 

 Lyoui, 416. 

 malvarfolia, 159, 413. 

 Menziesii, 166, 416. 

 micrantha, 169. 

 micrantha, 158, 413. 

 Mohavensis,' 164. 

 namatoides, 158. 

 Neo-Mexicana, 160, 414. 

 Orcuttiana, 417. 

 pachyphylla, 418. 

 Parishii,°417. 

 Parryi, 164, 416. 

 parviflora, 162. 

 patuliflora, 163. 

 pedicellata, 160, 414. 

 phyllomanica, 160, 415. 

 platyloba, 415. 

 Popei, (160), 415. 

 Pringlei, 413. 

 procera, 166, 416. 

 pulchella, 168. 

 Purshii, 162. 

 pusilla, 169. 

 pusilla, 163. 

 ramosissima, 161, 415. 

 ramosissima, 161. 

 Eattani, 413. 

 rotundifolia, 169. 

 saxicola, 417. 

 sericea, 166. 

 strictiflora, 163. 

 sujjfrutescens, 416. 

 tanacetifolia, 161, 416. 

 tanaceiifolia, 160, 161, 416. 

 viscida, 163. 

 Whitlavia, 164. 



PHACELIJ5.E, 152. 



Phalerocarpus serpyllifolius, 26. 

 Pharbitis cathartic", 210. 



diversifolia , 210. 



hederacea, 210. 



hispida, 210. 



Ml, 210. 



triloba, 210. 

 Phelipcea biflora, 312. 



Californica, 312. 



erianthera, 312, 313. 



fasciculata, 312. 



Ludoviciana, 313. 



lutea, 312. 



tuberosa, 313. 

 Pherotrichis, 402. 



Balbisii, 462. 



Schaffneri, 4C2. 

 Philibertia, 85, 87. 



cynanchoides, 87. 



elegans, 87. 



linearis, 88. 



Torreyi, 87. 



undulata, 87. 



vhninalis, 88. 

 Phillyreoides, 31. 

 Phloganthea, 135. 

 Phlomis, 347, 384. 



tuberosa, 384. 

 Phlox, 129. 



acuminata, 129. 



adsurgens, 133, 



arncena, 130. 



aristata, 130, 131. 



bifida, 131. 



bryoides, 132. 



casspitosa, 132. 



Canadensis, 131. 



canescens, 132. 



Carolina, 130. 



corymbosa, 129. 



cuspidata, 130. 



decussata, 129. 



diffusa, 132. 



divaricata, 131. 



divaricata, 133. 



Drummondii, 134. 



Douglasii, 132. 



Floridana, 130. 



glaberrima, 130. 



glutinosa, 131. 



Hentzii, 131. 



Hoodii, 132. 



Hoodii, 132. 



Hookcri, 141. 



humilis, 133. 



involucrata, 130. 



latifolia, 130. 



linearifolia, 133. 



longiflora, 130. 



longifolia, 133. 



macraniha, 134. 



maculata, 129. 



mnscoides, 132. 



nana, 134. 



nitida, 130. 



nivalis, 131. 



occidentalis, 133. 



ovata, 130. 



panioulata, 129. 



pendulijlora, 129. 



pilosa, 130. 



pilosa, 130. 



pinnata, 137. 



procumbens, 130, 131. 



pyramidalis, 129. 



reflexa, 129. 



reptans, 131. 



revoluta, 130. 



Richardsonii, 132. 



rigida, 132. 



Rcemeriana, 134. 



Sabini, 134. 



scabra, 129. 



setacea, 131. 



Sibirica, 133. 



Sickmanni, 12'J. 



speciosa, 133. 



speciosn, 133, 131. 



Stellayia, 131. 



stolonifera, 131. 



suaveolens, 130. 



subulata, 131. 



suffruticosa, 130. 



tardiflora, 130. 



triflora, 130. 



triovulata, 134. 



undulata, 129. 



Walteri, 130. 

 Pholisma, 51. 



arenarium, 51. 

 Phryma, 333, 334. 



Caroliniensis, 336. 



Leptostachya, 334. 

 Phbyme^e, 333. 

 Phyllodoce, 37. 



empetriformis, 37. 



Pallasiana, 37. 



taxifolia, 37. 

 Physalis, 225, 233. 



sequata, 234. 



Alkakengi, 233, 235. 



angulata, 234. 



angustifolia, 236. 



atriplicifolia, 234. 



Brasiliensis, 234. 



cardiophylla, 235. 



Carpenterii, 233. 



clienopodifolia, 234. 



crassifolia, 235. 



Elliottii, 237. 



Fendleri, 436. 



divaricata, 437. 



glabra, 235. 



grandiflora, 233. 



hederarfolia, 235. 



heterophylla, 235. 



hirsuta, 235. 



Jacquini, 236. 



lanceolata, 236. 



lanceolata, 236. 



Linhiana, 234. 



lobata, 233. 



longifolia, 237. 



maritima, 236. 



minutijlora, 437. 



mollis, 236. 



mollis, 235, 236. 



nyctaginea, 235. 



obscura, 234. 



obscuro, 235. 



Palmeri, 235. 



Pennsylvania, 235, 236, 237. 



Peruviana, 233. 



Philadelphica, 234. 



Philadelphia, 234. 



pruinosa, 234. 235. 



pubescens, 234, 236. 



pumila, 237. 



Sabeana, 233. 



tomentosa, 236. 



Virginiana, 235. 



viscosa, 236. 



viscosa, 235. 



viscido-jrubescens, 235. 



Walteri, 236. 



Wrightii, 234. 

 Physostegia, 346, 383. 



imbricata, 383. 



intermedia, 383. 



parviflora, 383. 



truncata, 382, 383. 



Virginiana, 383. 

 Pickeringiapaniculata, 65. 

 Picrococ'cus, 21. 



elevatus, 21. 



