S96 
Page, 
822, 831 
Pecan .....2 2222220022. - 2. _.... 100,822, 
bitter - 222202222222 ee. . 95, 46 
nut 222222220222 2 ee ee eee. 136, 461 
Pecans in the Coast plain. ......._.... .-. 822 
Pedaliaceue ______.- 22.22. eee eee 733 
Pedicularis canadensis... 2.2.2... -22. -.-- 52 
catalogue --.... 222222222 eee eee 728 
Gladiata.... 222. 2222-2 ee ee eee T20 | 
Pear -... 2222-22222 ee eee 31,43, 96, 186 
balsam ._-- 2222 22 eee TAT 
Keiffer in Coast Pine belt ....-...._-. 822 
Keiffer.....-2 0222-2 ee ee. 422,831 
Le Conte_..-..2.2 22.2. 822 831 
prickly .--.---- 2222222222222 188, 630 
sand... 222.222.2222 1 
Pearlwort...... 2... 222222222222 20. cee AMS 
Pears._.....- 22-22-2222. .... 69,80, 89, 851 
in Tennessee Valley —_... ne 2 | 
Peat mosses, author's study... 2... 222... 200 
Peavine ._.. 2222222 eee ee 571 
Pellaea atropurpurea -.........----- 22. ---- rf 
catalogue -.-.---.---- 2-22 Lee 318 
Pellia, catalogue ._--.-2.22-2 2222222. 287 
Pellitory.....-.22.....--.. woes 478 
Peltandra alba 2.2.22. 222.2020 ce ee 425 
catalogue -..2 222.222 eee ee ee eee 425 
sagittifolia..... 022222. ee. 66, 243 
undulata o.02 002 eee ee ene 425, 
virginica....--.2--2. 222222 T7125 
Peltigera.... 20.20 -22222 0 2 eee 204 
eatalogue —.2. 2220-22. 280 
polydactyla.--.--22 20-202. ee 266 
Peltigereae .... 22-22-22. P84 
Pencil flower —... 2.22000. ee ee ee 570 
Penicillaria spicata.... 222222022222... — 95 
a 826 
Pennisetum typhoideum..-.. 222.2222. 826 
Pennyroyal_...------ 22222 699, 700 
false ._-- 22. ee eee 707 
Pennywort __.......-.. 222-22... 2... 649, 650, 672 
Penthorum, catalogue ......2...22 2222222. 88 
Pentstemon, catalogue. _.....22222.---. _.. 71s 
hirsutus -...2. 2-22-22 222.-... 98, 114, 193, 243 
laevigatus. 22.2.2 22222 2-2-2 ee wee 719 
digitalis... 02.22.22 22.222 2-2-2 ee 718 
nrultiflorus.... 222-2222 eee ee.) TY 
puUbescems 2.0.2. 02. c ee cee eee ee eee 718 
Pepper, bird..... te eee eee ee eee ee eee ee 74 
bird's-eye... 2.2 2222 ee ee 830 
Cayenne ~..... 2-22-2222 ee ee 74 
Chile .. 222.224.2222 2222 .22022 2-22 830 
large red .....2 2222-22222 eee eee R30 
sweet. ....---2...------ wee eee 830 
water ..---. 2.222 oe ee eee 485 
Pepperbush, sweet .. -...-2....2--222 222... 652 
Peppergrass -.......... 2222.22.22 eee eee 522, 828 
European .... 222.222 222-2222 222. §22 
wild ...2 222.22 222 ee eee ee ee 521 
Pepperidge ....-...-- 2-20-5022. ee 611,651 
Peppermint —.-..--- 0. 02.222 222. eee 56, 697, 829 
Pepperroot .---2.....2.2.-2 2222222 eee BR 
Peppers, red —.---. 20.2. -22 2-2 eeeeee eee. DT 
Peramium, catalogue ._-..22.-.22.2-22..... 457 
repens. -2.. 222. 0-82 ee ee Te 
Perdicium semiflosculare......00...2 022... gig 
Perennial ray grass _......-. 22.2222 2.22. 388 
Perichaena, catalogue. .._.. 22.22 2222. L4O 
INDEX, 
Page. 
Periconia, catalogue. __.... 2.2.2.2 2-2. --- 237 
Peridermium, catalogue -._..... 22... 192 
Perilla, catalogue ..-.- 2.222222. 222. eee 697 
frutescens __.......2-..---2 2222222 56 
Perilla ocymoides._..222222-2.2 2222-2 -2---- 697 
Perisporiaceae..__. --......--...---.----. 167,262 
Perisporiales .__.......-.2222 22222222... 165, 262 
Perisporium, catalogue ___.....2..2.2--..- 167 
Peronospora calotheca--_.......22.. 222... 153 
catalogue ....2.....0222 2220222222222... UR 
seymourii -..0 ee ee eee eee 152 
Peronosporaceae -....... 2.222... ------- 152, 262 
Peronosporales -.. w--e-------. 151, 262 
Persea —.2 02202 ee eee eee 
Persea ooo... 
we ee eee ee eee ee 266 
borboniea ....2.22..2--2 22... 
carolina... 222082 ee ee eee 96 
carolinensis —-..0000 0020222 e eee 8 
palustris 202. 222220 22 ee eee 519 
catalogue .. 2.22 22.220 0000222222 ee 518 
palustris _-..22.222.2. 2. 
Persicaria, bristly -.._..... 
dense-flowered . 
opelousas .-...... 222... 
Persimmon .......-_.- 
Persoonia lanceolata 
cece cece ee eeee 104, 244 
485 
484 
485 
_.. 82,46, 66, 68, 70, 664 
809 
Pertusaria —.... 22222222222. --2.22 2-2 eee 264, 266 
catalogue __..2. 22.22.2022. ee ee eee eee 275 
sorediata.--2... 000002000. -22- 2-2 eee 265 
Pestalozzia, catalogue. .......----...-_. 251 
Pestalozziella, catalogue . 2. -.....---.._.. 252 
Petalostemon ...2.2 22.222 22-2 2202022... A 
CONGIAUS — 022000022002 eee eee ee. AL 
CAPNCUS ©2022 eee ee eee 564 
COrYMDOSUS— . eee eee OD 
CAL eS | 
VOSCUS . cece coven en wee eee wee eee 564 
violaceus — 2.0222 ee eee ee 565 
Peters, T, M., botanical exploration....... 7 
fungi. .-.--2-2 2222 ee 148, 149 
lichens | _ 22.2222... 22222222 2. 263,265 
Petroselinum sativum _.......-----.._.... 829 
Petunia -_ 2022222222222 eee ee eee 716 
catalogue __-... 2.022.220. 22-222 22-8 716 
POZIZO oe ee ee ee eee 156, 157, 158, 159 
alboviolacea ........2-...----+--------- 158 
catalogue —__. 22222. 2 0222222 ee 156 
psammophila .....2 2.222... -. 237 
Pezizaceae we eee sees. 155,262 
Pezizales._....0 22222222. eee eee eee 155, 262 
Pezizella _- 158 
Pezicula rhabarbarina. ...... 160 
Phacelia .._.... 222.22 222. 222 222 eee 687, BSS 
bipinnata —-.....22.22 222-22 222222 eee 68 
brevistylis .--..22 22-222 -22 222222. 2 
bipinnatifida brevistylis..-2..2-2..2... 687 
satalogue ...... 2222-22-22. ------ eee. OST 
dubia. __.-2. 22222... 
jimbriata. 2.22... 
parviflora... 22222 e eee eee eee 
purshii.-..2.-22-.22222.---222 222. 83, 93, 108 
pusilla 222.2022... 688 
Phacidiaceae __..2. 222222. eee eee eeee 160, 262 
Phacidiales ._.-.. 22.2.2 ©2222 222222 oe 160, 262 
Phacidium, catalogue _.......222.. 222.2... 161 
Phaeodon, catalogue .......2.0220-2220--0- 205 
wee sence eee eee 66 
