y OO TT ITF 
Pappophorum, Schreb., 
74. 
Olyra, Linn., leaf-anat., 74, 87. 
floribunda, Raddi, 87. 
latifolia, Linn., 87. 
O»nroerossAcEX of the Seychelles, 
ended mentioned, 373, 376, 385. 
, Linn , mentioned, 373 
eva Finn: 424, 410, 
pendulum, Lii; 424, 410. 
vulgatum, Linn., 
382. 
Origin of di-trimerous whorls (Hens- 
low), 153-162 
Orthopterygium, Hemsl., anat., 150, 
129, 135-142. 
Huaueui, Hemsl., 151, 133, 134, 
137, 138, 143, 144, 143. 
‘Oryza, Linn., leaf-anat., 7. 
Onvzzx, leaf-anat., 73, 74. 
Oryzopsis, Micha., leaf-anat., 7. 
Osmuxnacræ, mentioned, 386. 
Otozamites, F. Braun, mentioned, 
110, 123. 
Ox-eye Daisy, fl.-whorls, 161, 162. 
Oxytenanthera, Munro, leaf-anat., 
83; stam., 
klbo-ciliata, di; 83. 
Padina Commersonii, Bory, 185. 
distromatica, Hauck, 185. 
PALÆOPHYLLALES, proposed new 
group (Arber), 4 
Paleozamia, Phillips, 111. 
Paleozoic fern, Botrychiowylon para- 
doxum, sp. nov. (Scott), 373-389. 
Palaquium, Blanca, seedl., 197. 
petiolare, Engl., 197, 189, 194. 
sp., 197, 189, 195. 
PANICES, leaf-anat., 73-75. 
Panicum, Linn., leaf-anat., 73, 74, 
80 
turgidum, Forsk., 80. 
leaf-anat., 
Paris, Linn., fl.-whorls, 159. 
ParxurtaceH of the Seychelles, 423. 
Payena Leerii, Kwrz, seedl, 197, 
190, 194, 196, 198; mentioned, 
195 
Pearson, H. H. W., communication 
by (Sykes), 327. 
Pellea Barklye, Baker, 419. 
Doniana, Hook., 418, 410. 
hastata, Link, 418. 
viridis, Prantl, 418, 410. 
` Pennisetum, Rich., leaf-anat., 73, 
80 
74, 
mentioned, 
INDEX. 
Pennisetum dichotomum, Del., 80. 
Peperomia, Ruiz 4 Pav., ure 322, 
Peplis, Linn., fl. -whorls, 158. 
Percy Bladen Memorial Expedition, 
1908-1909, Report No, 2, 327- 
354; Expedition i in H.M.S. * Sea- 
lark? Lithothamnia collected 
(Foslie), 93-108, marine alge and 
phanerogams collected (A. & E. §, 
Gepp), 163-188 
Permo-Carboniferous flora, men- 
tioned, 110, 
Puxoruycex of the Ind. Ocean, 
182-186 
PuatarmeE®, leaf-anat., 73-75. 
Phalaris, Linn., leaf-anat., 73. 
PHARES, Stapf, 74, 87. 
Pharus, P. Br., leaf-anat., 74, 88. 
latifolius, Zinn., 88. 
scaber, H. B. K., 88. 
Phleum, Linn., leaf-anat., 74. 
Phænicopsis elongatus, Morris, 118. 
Phragmites, Zrin., leaf-anat., 74. 
Phyllostachys, Sieb. d" Zuce., leaf- 
anat., 70-84; stam., 87. 
bambusoides, Sieb. d^ Zuce., 70, 
77, 80, 82, 84. 
mitis, Riviere, 72. 
spp., 81. 
Phytolacca, Tourn., internodes, 295- 
decandra, Linn., 297, 302. 
esculenta, Van Houtte, 295, 
, 902; mentioned, 297, 
298. 
polyandra, Batalin, 298, 302. 
PmrroraccACEE, longitudinal sym- 
metry, 294; mentioned, 267, 
268. 
Pineapples, fl.-whorls, 159. 
Pinus, Linn., sieve-tubes, men- 
contorta, Dougl., mentioned, 
345 ftnote. 
spp., mentioned, 87. 
Piptatherum, Beauv., leaf-anat., 74. 
Plagiozamites, Zeill. § Ren., 110. 
Platycerium aleicorne, Baker, 423. 
bifureatum, C. Chr., 423, 410. 
Platyphyllum Brownii, Dawson, 
398. : 
Pleuropogon, Holm, leaf-anat., 74, 
80. 
| Pleurothallis, R. Br., compared with 
Lepanthes, 
Poa, Linn., let dh, 74, 
Podocarpus, Pers., transition, 349; 
mentioned, 345, 
Urbanii, P. ilg., mentioned, 2. 
Podozamites, Bronn, 118; men- 
tioned, 110, 121, 
stans, Presl, var, longifolia, 
tenk, 117, 
M us tenuifolia, Kuhn, 418, 
Polygonum, Linn., fl.-whorls, 153, 
158 
Hydropiper, Linn., 158, 
Persicaria, Linn., 158, 
Porrroprckx of the Seychelles and 
the Aldabras, 412-423, 
Polypodium adnascens, Bory, 421. 
albobrunneum, Baker, 421, 
410. 
asplenifolium var. minor, 
Metten., 421 
cultratum, Baker, 421, 
cultratum, Willd., 421, 410. 
— var. elasticum, Bory, 
421. 
elasticum, Bory, 421. 
arioides, Lam., 421. 
Pervillei, Mtn. 420, 410. 
phymatodes, (Pig 421, 410. 
punctatum, Sw., 421, 410. 
sechellarum (pars), Baker, 421. 
serrulatum, Metten., 421, 410. 
spp., mentioned, 2 
spissum, Bory, 421. 
Polypogon, Desf., leaf-anat., 74. 
Polystichum adiantiforme, J. Sm., 
414, 410. 
Polytrema, Fér., sp., mentioned, 94. 
Poroxylon, Bertrand & Ren., men 
tioned, 45. 
Porrutaccacez, longitudinal sym- 
, 299; mentioned, 267, 
Posidonia, Kon., mentioned, 3506. 
Potamogeton, Linn., fi.-whorls, 159. 
PoraxoeErTONACEE of the Ind. Ocean, 
Primoritices, mentioned, 405. 
Primula officinalis, Jacq., fl.-whorls, 
161. 
sinensis, Sabine, 204, 
Proaneiosrermex, mentioned, 116, 
124. 
Prunus Laurocerasus, Linn, fl- 
whorls, 158, 161. 
occidentalis, Sw., mentions 2 
Psamma, Bear., lesf-anat 74, 
