622 
ith a revision of ig ~~ and 
a ticwe of the species, 215 
era, 28; cecilensis, 28, on cretacea, 
Heder 
: 
lenium tenuifolium, 414, 417 
Helianthella 328; Douglasii, 328; uni- 
flor 
Helianthus, 8 2 ; annuus, 328; aridus, 
: 8; 
328 
nteus, 328; illinoensis, 79, 81; 
ait eon 328; occidentalis, 79, 81, 
4; occidentalis illinoensis, Br, 82, 84; 
etiolaris, 328 
illinoensis 
ies, The validity 
m, 146 
eae as a 
> 79 
4 
icarpha, oe micrantha, 123 
sg acuta 
Hepatics of New England, Discoid gem- 
mae in the leafy 
Haspetis pasate s, 69 
Hibiscus aculeatus, 409; cannabinus, 517; 
Drummo 
Sabdariffa, 
Hicoria aquatica, 114, 
MiiIesH,< £6520.) > Phe developmen of air 
chambers in oe Ricci: 
: pag By asueg 305 
eerie lium 
ade a lenticularis, 123 
Hor as , 380 
ances i aga 120 
‘Howe, R. H., A manual of the genus 
Usnea, as bin resented in North and 
Middle America, h 
north of the 15t 
parallel, 1; The genus yam and its 
Linnaean n nomenclatire, 6 
HuUMPH The name Butho- 
wenn. aii aa 309 
Hybanthus concolor, 477 
yh sane ncolor, “Developnient of the 
f, 477 
Hybride in Dryopteris, One of the, 201 
INDEX 
Ilex Dodonaea, 3513 oo nerd 416, 417, 
419, 420; a} , 419 
American ed Sante, 
(1909), Sah Genk 10; 87; (1903- 
1908), 5; (1910), 207, 205; (1 1909 9), 
3373 Gacestens). 387; (1910), 439, 481, 
O11 
Index to 
519, 563, 
Inoceramus labiatus, 22 
88 
ndii = $78) Rosa-sinensis, 517; | L 
6 
> IQ 
us, 429; versicolor, 429 
bag he ; 502 
sotria "afte. 
Jasminum grandiflorum, 517 
Jatropha, 50 ah 50 
Jeffersonia diphylla, 562 
Juglans ee 192, 50 
4 
Juniperus, 117; virginiana, 114 
Jussiaea decurrens, 119 
Laburnum, 574; vulgare, 575 
ake Tahoe region, fe greta Two new 
Ceca -plants from esta 201 
ana arida, nas aicensis, 356; 
“as 3573 Pa hel see stricta lila- 
aay sorbose seh Jessicae, 262, 
+ micranth 
areas — 31 
26, 
Laurus, abe mere 26; ecieng 26; 
proteaefoli 
ee hepatica * fs England, Discoid 
n the, 365 
Ce ic 197; peers age ae 
ence guerionetes ~s robiniifolia, 
Lejeunea_  cavifol 365; a 
i ors 64, 65; apetalum, 63; b 
65; 
53 virginicum aiaeeis. 
63; virginicum pubescens, 63 
“ 420 
.} 
Lo] ih 
II5, 120 
oe capitata eevices, mes 4t 
F. L. Cienfuegosia Drum- 
ae a rare Texas plant, 473 
t decoeteen: 510 
Lichen pepsin 9, 607, 608; barbatus, 
I, 7, 15, 607, 608; floridus, 2, 4, 607, 608; 
hirtus, 1, ee 607-6095 plicatus, I, 5, 16, 
H he 
Hymenocallis coronaria, 
Hymenopappus, 330 neosu : 
cinereus, 330; eriopodus, 330; filifolius, 
330; lugens, 330; luteus, 330; 
glottis, 339; ochroleucus, 330; parvulus, 
330; scaposus, 330; tenuifolius, 330; 
tomentosus, 330 
sel a a 332, 448; itera 447; | 
Greenei, 448; ‘helenioide es, 8; Lem- 
moni, gris Lemmoni Greene 448; 
Macouni, hate aioe pie 4473 
Richardson hardsoni 
PYRic 
Macouni, ar ication pumila, 447 
Hypargyreu 
Hypericum aspalathoides, 409 
Hypoxis hirsuta, 
606; sulphureus, 
Liliaen. 427; Catesbac 417, 600, 601; 
superbum 
Limnorchis| “trons, 432; major, 432 
ae enclature, The genus Usnea 
Dae ato 409; Styraciflua, 114, 408, 
