‚МОЕХ. 551 
Pleocnemia membranifolia var, dimorpha, 
C. В. Clarke, mentioned, 488. 
Pleopeltis excavata, 7. Moore, 490. 
— Griffithiana, 7. Moore, 490. 
— himalayensis, Bedd., 490. 
— juglandifolia, T. Moore, 490. 
— leiorhiza, 7’. Moore, 490. 
— linearis, 7’. Moore, 490. 
— longifolia, Blume, 490. 
— longifrons, Г. Moore, 490. 
— membranacea, 7! Moore, 490. 
— normalis, T. Moore, var. sparsisora, 
Bedd., 490. 
— punctata, Bedd., 490. 
— rhyncophylla, 7. Moore, 490. 
— rostrata, Bedd., 490. 
— simplex, Bedd., 490. 
— subrostrata, Lacaita *, 490. 
Pleospora herbarum, Rabenh., 219. 
Pleurococcus vulgaris, Menegh., 204. 
Pleurotænium Trabecula, Näg., 427. 
Plicaria leiocarpa, Boud., 219. 
Plocamium, Lama, host of Epilithon, 199. 
— coccineum, Lyngb., 181. 
— Hookeri, Harv., 153. 
— magellanicum, look. f. & Harv., 186. 
— secundatum, Kitz., 181; abundant, 169. 
Ploceids robbing flowers, 387. 
Plumaria Harveyi, Schmitz, 190; abundant, 
149; absent from Kerguelen, 154. 
Plumeria acutiloiia, Poir., 478. 
Poa anceps, Forst. f., var. condensata, 
Cheesem., 46. 
— pratensis, Linn., 282. 
-- trivialis, Linn., 232, 
Podmore Poo! plankton, 424. 
Podostemaceæ (Willis), 49-56; restr.,51,53. 
Podranea Brycei, Sprague, 410. 
Pogonatum bornense, Thér. ў Dixon*, 311, 
323. 
— gymuophyllum, Mitt., 311. 
— hexagonum, Mitt., 311, 312. 
— marginatum, Mitt., 811. 
— proliferum, Mitt., 311, 512. 
— Warburgii, Broth., 311. 
Pollination by birds, 382. 
l'olybotrya appendiculata, Sm., 491. 
Polycarpeæ from Sikkim, 463. 
Polygonaceæ from Sikkim, 478. 
Pogostemon fraternus, Mig., 478. 
Pohlia sp. = Bryum sp., 309, 
Pollexfenia tenella, Kütz., doubtful, 202. 
Polygonatum Cathcarti, Baker, 482. 
— cirrifolium, Royle, 482. 
— oppositifolium, Royle, 482. 
Polygonum alatum var.nep.lense,Lacata*, 
478. 
— amphibium, Linn., 282; at Hurcott,ete., 
424, 425, 
— arenarium, Waldst. § Kit., 280. 
— capitatum, Buch.-Ham., 478. 
— flaccidum, Meissn., 478. 
— microcephalum, D. Don, 478. 
— plebejum, А. Br., 478. 
— runcinatum, Buch.-Ham., 478. 
— tenuiflorum, Presl, 278, 280. 
Polypodium subrostratum, C. Christn., 490. 
— vulgare, Linn., 58, 65, 84. 
Polyporus versicolor, Fr., not indigenous 
m Falklands, 226. 
Polysiphonia anisogona, Hock. f. $ Harv., 
187, 202. 
—- atro-rubescens, Grev., mentioned, 189. 
— atro-rubescens, Hook. f., 158. 
— Даля, Hook. f. & Harv., 189. 
— fastigiata, Grev., 974. 
— fusco-rubescens, Hook. f. & Harv., 188. 
— squarrosa, Kütz., 189, 202. 
— Sultvane, Hook. f. & Harv., 188. 
— urceolata, Grev., 395, mentioned, 188; 
an error, 202. 
-- violacea, Grev., 374. 
Polystichum aculeatum var, semifertile, 
C. B. Clarke, 487. 
— — var, rufobarbatum, Lacaita *, 488. 
— — var. setosum, Lacaita *, 488. 
— auriculatum, Pres/, 438. 
— — var. lentum, Lacaita *, 488. 
— — var. marginotum, Wall., 484. 
— — var, ocellatum, Wall., 488. 
— lentum, D. Don, 488. 
— rufobarbatum, W all., 488. 
— setosum, Wall., 488. 
— Thelypteris, Roth, 282, 287, 29); in 
Plav, 265, 270, 279. 
Polytrichaceæ from Borneo, 310. 
Polytrichum commune, Linn., 282. 
— formosum, Hedw., 61, 65, 79, 82. 
Pools with plankton, 424. 
Populus alba, Linn., 279, 280. 
— nigra, Linn., 280. 
— tremula, Linn., 280. 
