INDEX, 
coccinea, 347; cornuta, 342; Dra- 
conis, 343 ; filicornis, 344; flexuosa, 
345 ; foliosa, 340; incarnata (Z.), 206, 
207; incarnata (Z.) var., 206; incar- 
nata (Syme), 206; latifolia (L.), 206 ; 
pectinata, 339; sagittalis, 343; se- 
cunda, 340; speciosa, 340; tenella, 
343; tripetaloides, 343. 
Oreobolus, 23. 
Oreochloa, 109, 118. 
Ornithocephalochloa, 50. 
Orobanchacee (Afghan), 181. 
Orobanche, 181; Epithymum, 181. 
Orobancheg, 181. 
Oropetium, 133. 
Ortachne, 79 ; retorta, 79. 
Orthocladia, 120. 
Orthopogon, 46. 
Orthoraphium, 80. 
Orthosira orichalcea, 231. 
Orygia decumbens, 163. 
Oryza, 56; coarctata, 56; sativa, 56. 
Öryzese (diagn. 29), 32, 53. 
Oryzopsis, 33, 78, 81, 82, 92. 
Otachyrium, 45. 
Othonnopsis intermedia, 147. 
Oxalis acetosella, act. carb. ammon. on 
leaves of, 251, 278; corniculata, 
251; sensitiva, 251; sepium, 251. 
Oxyanthe, 49. 
Oxydenia, 107. 
Oxygraphis Shaftoana, 149. 
Oxytropis glacialis, 159. 
Pachites, 342 ; appressa, 342. 
Pachypterygium brevipes, 152. 
Padia, 56. 
Palmacee (Afghan), 187. ; 
Panicacege, diagn. of series, 29; divis. 
of, 31, 32, 35 ; remarks on charac. of, 
31 
Panicastrella, 118. 
Paniceæ, 26, 27, 28, (diagn. 29), 32, 33, 
61 
Panicum, 27, 32, 33, 39, 40, 92, 142; 
adspersum, 43; ansatum, 42; anti- 
dotale, 190 ; argenteum, 43; bellum, 
93; colonum, 39, 43; crus-galli, 43, 
46; decumbens, 42; exaratum, 42 ; 
ferrugineum, 42; flavidum, 43; flui- 
tans, 43; Gayanum, 42; Gardneri, 
93; gracile, 43; helopus, 89, 43; 
indicum, 40; ignoratum, 39; leuco- 
pheeum, 42 ; longiflorum, 45; malac- 
cense, 93; maximum, 190; mono- 
stachyum, 42 ; myurus, 44; pabulare, 
142, 190; pappophorum, 42; parvi- 
florum, 42; paspaloides, 43; Peti- 
veri, 43; petreum, 42; platycar- 
phum, 41; plieatum, 44; polyphyl- 
389 
lum, 43; pterygodium, 45; roseum, 
60; rottboellioides, 42; rufum, 39; 
sanguinale, 41, 142, 143, 190 ; semi- 
alatum, 18, 42, 43; subfalcatum, 
42; sulcatum, 44; teneriffe, 45; 
tenuiflorum, 41; thrasyoides, 42; 
uncinatum, 45. 
Panicum, number species of, 40. 
Pantathera, 128. 
Papaver nudicaule, 146, 151. 
Papaveracez (Afghan), 151. 
Pappophorese, (diagn.) 30, 109. 
Pappophorum, 109, 142; Aucheri, 
193. 
Paratheria, 49. 
Pariana, 20, 24, 51. 
Paspala, 36. 
Paspalum, 27, 34, 39, 41, 43, 100; 
amazonicum, 35; aureum, 37, 38; 
brevifolium, 41; cespitosum, 35; 
candidum, 36; chrysoblephare, 35; 
chrysoblepharis, 37; chrysodactylon, 
35; eymbiforme, 37; densiflorum, 
35 ; dissectum, 35; dissitiflorum, 
38; distachyum, 35; distichum, 34 ; 
divergens, 85; (o exasperatum, 37; 
fastigiatum, 38; filifolium, 35; fur- 
catum, 35; humile, 35 ; immersum, 
37; lanatum, 39; maculosum, 35; 
malacophyllum, 35, 36, 37; mariti- 
mum, 36; minutiflorum, 41; nota- 
tum, 35; pallidum, 36; platycaulon, 
35 ; plicatulum, 35 ; pumilum, 35; 
repens, 37 ; saccharoides, 38; scopa- 
rium, 35; senescens, 38; sesqui- 
glume, 36 ; stoloniferum, 37 ; subses- 
quiglume, 35; surinamense, 35; tro- 
picum, 35 ; vaginatum, 34, 35. 
, numbers of, 35; synonyms sp. 
of, 35; subdiv. of, 35. 
Pastinaca sativa, 245. 
Pavetta, exper. with angustifolia, 335 ; 
indica, 335. 
Peas, Wiesner's exper. on, 220. 
Pechea, 84. 
Pectinaria, 71. 
Pedalines (Afghan), 182. 
Pedicularis bicornuta, 181; pycnantha, 
181; sp., 181. 
Pelargonium zonale, act. carb. ammon. 
on leaves of, 249, 279; repair in, 5. 
Pelligeri, divis. of Crocus, 363. 
Peltophorus, 68. 
Penium digitus, 231. 
Pennisetum, 47, 48, 49, 57, 142 ; Ben- 
thamianum, 48;  flaccidum, 48; 
lanatum, 48; macrostachyum, 49; 
orientale, 190; tristachyum, 49; 
(Beckeropsis) unisetum, 47; unise- 
tum, 49. 
