Page. 
Phaseolus Wrightii, Gray 103 
Phegopteris aly tris, Mott. 581 
Dryopteris, 332 
aa Bee 
pokrpodsciies, Fée 305, 332 
Pit Gra 
linea nem -etrophii Gray sccessewes 187 
Philonotis a. 347 
ontana, ( (is) EM ss cen pe acue ceeweeeee 347 
fontana, o sh Var. gracilis .ccnvccusast 347 
mai archica, B: 347 
hh) 1 281 
Phil . Nutt 197 
Douglasii, a Be Senne hn a wate eee 197 
longifolia, N 197 
longifolis, ne: var. Stansburii, Gray.....--. 197 
197 
Phoradendron Californi Nutt 252 
flavescens, Nut tie buspeeedeeadue wee 251 
a elas var. | Seettiphyliatn, 
252 
Reet Nutt., var. orbiculatum, 
Sere geht SI One am een ee 252 
flavescens, Nutt., var. villosum, 
ngelm 252 
j erinum, Engelm ...........s.-+- 252 
PiLLGSUM, INTE. wont s ooo essen cesses 252 
Photinia arbutifolia, T. & G 361 
Phragmit. is, L 293 
Physalis lobata, Torr 208 
a, L 208 
wearer aaa arpa, Gray 62 
a iat ie letoliam , Drum (niin. «tame cients 344 
228 
Pi E g 1 m a 18, 256 
Pine (Pifion) 21 
(White) 37 
Dp: Thinank 258 
Arizonica, Engel . .... 2.20 sces-ssee0s ies 260 
Ayacahuite ) 209 
Balfouriana, Murr........-------.«se00-+----- 8,9 
Balfouriana, Murr., var 375 
Banksiana, Lambert............2+es-+0: eeseee 263 
olanderi, Parlat 263 
geana, Zuce 260, 262 
cembroides, ZUCC. ......+------e-eee seer esse 260 
Chihuahuana, Engelm............-----+---+-- 
commutata, Parlat.. 025. fic. cc ren sen cease 
COCR, TE cos haces | Soecwn eee nwt oes 8 
contorta, Dougl., var. latifolia, Engelm.....--- 262 
deflexa, Torr 
edulis, Engolm. . ..........-1--..--0+ense+---- 6, 9, 260 
excel: 
flexilis 9, 257, 258, 375 
flexilis, __- var. B. neues soe dogg “ee 258 
flexilis, James, var. a. serrulata, Engelm..-... 258 
flexilis, James, var. y. ia. sae erase’ 258 
rg TRE) | Gea Se age nig Ue eer PY 259 
eS 263 
Hartwegit 261 
inops, Ait 263 
Koraiensis 258 
Lambertiana 259 
ONUTIOR Goo co eau iun cndaeeawsubee uous 258 
monophyis Wort: & Preis ass cask eckik 259, 375 
261 
259 
price to ean ai iden eames’ 262 
Parrya a 260 
parviflo 259 
Peuce 5 
ponderosa, Dougl .....0.00....s0h005 7, 9, 21, 25, 361, 375 
pygmea 258, 259 
Sabiana, Dougl 375 
‘obus 259 
Placodium Se (Vobl Th Pr jickiusevses 351 
inapispermum, (DC.) Hepp ...-.-------- 351 
vitellinam, (Ebrh.) Neg. & Hepp ..-....- 351 
PT ANTAQGINE 
Plantago major, Ti. «0. <vciccenes sstdevensddvseesscwees 225 
Patagonica, Jacq., var. gnaphalioides, Gray. 225 
PLATAN. EZ 239 
utt 239 
Platyloma ree 'T. Moore 322 
a T. Moore 322 
Pl g 138 
DI Tr a = Torr 286 
allie pie Eschsch 191 
j)DI .7 , DC 
157 
Pnenmonanthe, (Necker) Gray 191, 192, 193 
32 
er 289 
Nutt 289 
arctic Br 291 
brevifolia, Muhl 291 
cesia, Sm. ? 290 
flexuosa, Muhl 290 
laxa, Henk 290 
prat Si 290 
ina, Pic vcnceaue+sssesesee spastigeseibecs 290 
CORNET IN 0G sss sa a ce baad s Sages Sadao eee 290, 294 
eeleri, Vasey (PL XXVIID) 291 
Poinsettia 248 
197, 369 
Polaniaasa graveolens, 
“unizlandulos, 1 “DC 68 
P 200 
ceruleum, spat var. foliosissimum, 
ray 200 
confertum, Gray 200 
humile, Willd 200 
ly an. di ip hanitfoliw 153 
ae alba, Nutt erie Spc cannes wales Linea Metnces 68 
pu Cn REN ae eile oe - ic © aie arse 69 
POLYGALEZ 68 
228, 372 
Poly apne 232 
amphibium, S var. a Meisn 232 
sales - Lindcicaecennes Ue cek een aD 5, 230, 373 
Bistort: 4; 
Distr, r , var. oblongifolium, Meisn. . 232 
231 
pastes BR au LE a 232 
frbricatam, Note. cs. ci vccce ce pe cendl ls 232, 
i OPO oe ies wpe eu en creeks 232 
Persicaria, 233 
—— me var. latifolium, Engelm. . 231 
232 
Polypodium dak. Baro s eewe uv news Reba vere ene : 331 
Califormicum, Kaalt-. Jo. 55-05 6055-5 ss 303 
carnosum, Kellogg ec... bile. 304 
? eS 
