INDEX 
Thalictrum polygamum, 62; revolutum, | 
62 
beers gations 306; Clarkei, 306; pas- 
629 
574; Commelinae, 573; inquirenda, 560; 
ochracea, 574; Parthenii, 570; pegaz- 
zinii, 573; Spirostachydis, 576; varia, 
5773 Wilso 577. 
sifrons, 
Tha ogee hatbinode LB hapmani, 121 podii, 576; Coluteae, $74, 
Thelesperma, 329; a um, 329; inter- Phe hi 573; Genistae-tin 
medium, ame mar um, 329; sub- toriae, 574, 575; oe 572; Poa 
u , 329; tenue, 329; trifidum, 329 S725. S zzinii 
eories concerning the origin of the | Uropyxis, 576; jv! e, 575 
— ies, The genus Crataegus, with} Urtica, 580 ee 580 
251 Urticastrum div: tum, 122 
Thes oe sia populnea enea, 1,3, 14, 15; , 609; angulata, 3, 
Thinnfeldia, 185; Par ORS A 185 12, 15, 17; articulata, 9, 10, 17, 607, 609; 
Thlaspi arvense articulata dimorpha, 11, ; barbata, 
THOMPSON S | The morphology of 6, 7, 17, 607, 609; barbata dasypoga, 7, 
_. Taenioma, 97 607; barb orida, 5, 608; barbata 
Thrinax Rex, 352 glabrescens, 607; californica, 3, 6, 15, 
Thuites Meriani, 186 17; capillacea, 9, 17; cavernosa, 9 
Thunbergia,’517; fragrans, 517 TT; 15,707 tina, 5, 6, 606; ceratina 
Thymophylla, 449 scabrosa, 6; c Fag i 
Tillaea simplex, 70 607; dasypogoidis exasperatum, 
Tillaeastrum aquaticum, 70; eras 70 endochrysea, 15; filaris, 15; pasion 
Bs sieny 117; yee 420; usneoides, IIs, 5; florida, 3, 4, 6, 7, 15-17, 607-609; 
409-4 416, 
Tissa perenne oi marina, 59; rubra, 
Tofieldia, 418; rac°>mosa, 417 
Tombigbee rivers in the coastal plain of 
ves bama, A botanical and Br istence 
+i on the Warrior and, 
une 
Torment Fes 378; erecta, 376 
Torrubia 
landed 573 
Treubia, 21 
Tricera accede a4 
, 518 
mse, 425 
418; odoraisina 417, 594 
Trip on the aes and Tombigbee 
rivers in the c gia. shia of ag eu 
anical aa geological, 1 
u 
2 578; repens 
nm, 187, 1 506;. plenie 181, 
ane 
Matos euaneae 560 
go Cc cotymbona, 460 
Usnea go its 
Usnea, as “represented in 
rt 
as a species, The, 79 
Vegetation of certain natural subdivisions 
he a 
florida intermedia, 15; florida major, 15; 
florida rubigine ea, 4, 16; florida strigosa, 
4 ; jamaicensis, 15; lacunosa, 15; 
linearis, 15; longissima. 3, 8, 9, 13, 17, 
18; tabilis, 15; nodosa, a7; 
plicata, 3; -5~8, 15,.17, 606, 609; pli- 
cata barbata, 7, 15, 17, 607, : 
scoparia, 16; sphacelata, 16; st 
gosa, 3; subfusca, 16; sulphurea, 14; 
trichodea, 8, 9, 16, 17; trichodea ciliata, 
9, 15; variegata, a6 vulgaris, 5, 17; 
vulgatissima, 3, 4 
S isekesn nomenclature, 
The genu 
North and 
Middle ca, north of the r5th 
parallel, A sree of the genus, I 
Valerianoides jamaicensis X mutabilis, 356 
Va. one of Helianthus illinoensis Gleason 
aie ro 
A quantitative study of the more 
uly, 
conspicuo 
S$, 405 
Vernonia, oe angustifolia, 411, 413, 414, 
esquia Tournaisii, pi 
m, 352; arboreum, 
cag 
Two new seed-plants from the Lake| 351; glabratum, oe villosum, 351 
Tahoe gion, eign ia, 261 bey enki 333; rysanthemoides, 333; 
Plas fattiolin, 4 Rad 
Unamia, 147; alba, 146, 147; lutescens, 
147; ptarmicoides, 14 
Uniola, 117; latifolia, 11 
Uredineae, New species of, 56 
Uredo Beloperonis, 576; commelinacea, | 
ec 
sta: 117, 255-257, 525, 581, 584, 585; 
173; affinis 
Vi 
ibe Ss, 164, 168, 170, 171, 
Bri 
niana, 169, 179; afinie Xcucllat, 
EYO' ” affinis  fimbriatula 
affinis Xhirsutula, 171; 
mata, soci 179; sffiae »2 pattie dares: 
