INDEX. 
[Synonyms in italics. Pages of principal entries in heavy-faced type.] 
Page 
Abies balsamea .......-..-..-2-0-20--02-0ee- 44 
Abrothallus orysporus.........-2-2-2--2-+-0+-- 76 
Acapulco, use of ‘‘tuba” in vicinity of ...... 290 
Acarospora ..........-----2-00-e0e005-2- 16, 169, 170 
Cervina...... 22-22 ee eee eee ee ee eee eee 171 
cinereoalba.........-....------2-0-5- 171 
fuscata......--.----2----- eee eee eee 171 
schleicheri...........--.-...------------- 170 
xanthophana. ..........-.----+--------+-> 170 
Acer spicatum...........-.....----22222----+- 57 
Acolium...............------------------ 45,51, 242 
lucidum........-.. eee e eee e eect eee nese 52 
tigillare.........-----2.2---2-2- 2-22 eee 45, 51, 67 
Acosta, Joseph, reference to coconuts in Porto 
Rico... 2.0.22. e eee eee eee eee eee 275, 283, 340 
referred to by De Candolle............... 283 
Acrista monticola, intolerant to shade........ 302 
Acrocomia, adaptations for germination. .... 328 
media in Porto Rico......--.-..-----.--- 313 
palms, description............-. ceeeeee 312-313 
vinifera in Central America.............- 313 
Actinochlod.......00c0eeeeee eee e eee ee ee eee 364, 365 
OE 383 
bromoides...........--------------------- 410 
Ciliata ..... 22.2222 ee eee eee eee eee eee eee 375 
gracilis. ......22---2- 220 e eee eee eee ee eee 376 
hirsuta... 0.22. ee eee ee eee eee eee ee 372 
humilis. ......0. 2020-02202 e ee eee eee eee 366, 367 
juncifolia.......------------ 2-22 e eee eee 414 
Ot 399 
PTOCUMDENS ... 2.2 ee eee eee eee ee eee e eee 364 
PORNO oils Sasa eis siae Re NS eae Se ss 365 
ROOT NONE | eee eo ae veWTin sw wee nce dee 369 
BSMDUE. 20 oc nocneesccenesewestsseewesens 366 
eS ee nee 364, 365 
Africa, West, introduction of coconut, cap- 
sicum, and cassava.......--..-..------ 286 
African oil palm, distribution............-.-- 304 
intolerant to shade.......-..-......--.-- 302 
Agave, introduction into Europe............ 274 
Agricultural conclusions................----- 341 
Agriculture, American origin of.......-...... 341 
antiquity in tropical America...........: 275 
nomadic, in tropical forest regions. ...... 289 
relation to history......-...-.----------- 272 
Agropyron smithii.......-..--...------------ 344 
Alectoria..........2--2-2---0----205- 17,190, 206, 208 
jubata.........22.- 22-200 e eee eee eee eee 206 
chalybeiformis...........-.---..----- 207 
implexa........-----.---+----------- 207 
ochroleuca sarmentosa.........--..------ 210 
46865°—vo1 14—12——2 
Algae in lichen thalli...........-.....---...- 9,10 
thecial, in lichens...........-.....---...- 28, 29 
Algal symbionts in lichens................. 9,10, 23 
Alligator pear. See avocado. 
American origin of agriculture............... 341 
Amphiloma......-.....-22--..----.-20004- -. 247 
Clegans ....2---- 2-2-2 e eee eee eee eee eee 247 
lanuginosum........-....-----.+-- ceeeee 247 
Amphithecium of lichens.............-.-..-. 26 
Anatto widely distributed in pre-Columbian 
America........------------20 eee eee eee 275 
Andaman Islands, absence of coconut.....-.. 298 
Andes, coconut varieties, adapted to Cali- 
fornia and Arizona........-......--..-- 342 
relatives of the coconut in............-.- 338 
André, E., note on Jubaea chilensis.........- 336 
Andropogon......--....----2.---+-+--- 344, 345, 374 
Antichlod.... 2.0.0. c cece eee eee eee e eee eee 364 
Apothecia of lichens..............-.-++00--55 13, 24 
development..............--.--.------+-- 29,30 
Arawacks, importance of coconuts among... 288 
Arbor-vit@ ...........---2------ 22 eee eee eee 44 
Aristida americana.........-.-- 364, 407, 408, 411, 414 
antillarum............--+2++-----2+++--- 423,424 
dispersa....-....----2--20-------2------ 407, 408 
JUTCOD eee eee neces 407 
humboldtiana............-----------+--- 398 
MINULD. 22... eee eee cece ee ee eee ee eee eee 422 
SECUNAO... 2.2 eee ee ee eee ee eee eee eee eee 422 
unilateralis. ........---222e2eeee ee eeeeeee 396 
Arlotidieem 205 ooo 25 Se ie cia eee eigen 364 
Arizona, possibility of coconut culture....... 273, 
335,336,341 
Artesian wells an aid to coconut culture. .... 273 
Arthonia. . 22.5.5 cep scence eesenense 13, 27,55, 58, 59 
convexella.......--....-----++--++2------- 57 
GISPETSS. . .. = eee nee e eee eee eeenes 57 
lecideella.....-.--...------------------- 57 
MoOTIfOTMIS .. 2... eee e eee nee e eee n eee eeee 65, 66 
patellulata.............---.-eeee eee eee eee 56 
punctiformis............---..----++-++-++ 57 
Tadiata........-.-..------------ eee eee 56, 58, 59 
swartziana..........--------+--++----- 58 
ruderalis...........--2.--2-2222- eee eee eee 56 
SwATlTIONA... 2.2.22 eee eee 58 
wersiCOlor..........--. 2020222 - eee eee eee 56 
Arthopyrenia.......-..------------- 233, 235, 236 
analepta.............----+--+---+--- ee eee 236 
conoidea............ 202222. e eee ee eee eee 237 
gemmata..........2..2.2+-0--ee ee eee eee 237 
MACTQSPOTA.....- 2-2-2 e eee eee cree eer eee 237 
