552 INDEX. 
Porana racemosa, Rovb., 476. 
Porina confusum, Bory, 217. 
Porphyra Капи, Aütz., doubtful, 200. 
— leucosticta, Thur., 175. 
— umbilicalis, Aütz., 175, 200. 
— vulgaris, Ag., 175. 
Portulaceæ from Sikkim, 465. 
Portulaca oleracea, Linn., 463. 
Potamogeton, Linn., at Podmore, 424. 
— lucens, Linn., 279, 282; at Stanklin, 
425. 
— — В. acuminatus, Zteichb., 279, 282. 
— natans, Linn., 282, 288; at Wilden, 
425. 
— pectinatus, Linn., 279. 
1 
) 
ina f. salina, Foch, 
— -— var. pseudomar 
272, 279. 
— — subsp. flabellatus, Hook. f., 282. 
— perfoliatus, Zinn., 279, 282. 
— prelongus, Linn., 282. 
— pusillus var. tenuissima, Koch, 282. 
Potentilla Comarum, Nesti., 281. 
— erecta, Hampe, 68. 
— Kleiniana, Wight § Arn., 468, 
— Mooniana, Wight, 468. 
— Tormentilla, Scop., 281. 
Pothos scandens, Linn., 433. 
Pottiaceæ of Borneo, 207. 
Prasiola crispa, Ag.. 161, 204. 
Pratia begonifolia, Lindl., 472. 
— montana, Hassk., 472. 
— repens, Guudich, host-pl., 224. 
Premna barbata var. anodon, С. B. Clarke, 
477. 
— taitensis, Schau., 35. 
Primula denticulata, Sm., 474. 
— macrophylla, D. Don, 474. 
— nivalis, Pall., mentioned, 474. 
— petiolaris var. nana, Hook. f., 474. 
— — var, зсарісега, Hook. f., 474. 
— purpurea, ltoyle, 474. 
— rotundifolia, Wall.. A14. 
— Stuartii, Wall., mentioned, 474. 
Primulaceæ from Sikkim, 474. 
Pringlea antiscorbutica, №. Br., attacked 
by Cystopus, 224, 
Prinia mystacea, Rüpp., 388, 409, 413. 
Procris montana, Steud., 39. 
Proliferation in Fucoids, 360. 
Promerops gurneyi, Ferreaux, 408. 
Protea madiensis, Oliver, 410. 
Protea uhehensis, Zngl., 410. 
Proteace from Sikkim, 479; of Fiji, 36. 
Protococcales in Wores., 428. 
Prundoe, term explained, 245, 273. 
Prunella vulgaris, Linn., 68. 
Prunus nepaulensis, Steud., 466. 
— Persica, Stokes, visited by birds, 409, 
410. 
— rufa, Wall., 467. 
Psathyrella atomata, Sace., 323. 
— falklandica, Cotton *, 223. 
Pseudocalyx africanus, S. Moore, 410. 
Pseudolithophyllum discoideum, Lemoine, 
193, 198, 231. 
Pseudonitzschia migrans, Heurck, 204. 
Pseudosmilax vitiensis, Seem., 39. 
Psoroma hypnorum, Hoffm., 74, 112, 214. 
— paleaceum, Nyl., 214. 
Psychotria effusa, Twrrill *, 26, 
— Forsteriana, À. Gray, 27. 
— Gibbsiew, S. Moore, 26. 
— Imthurnii, Тит! *, 26. 
— minor, T'urrill *, 26. 
— serpens, Linn., 27. 
— solanoides, Ги *, 28. 
— sulphurea, Gibbs, 27. 
— sulphurea, Seem., 26. 
— tetragona, Seem., 28, 29. 
Pteris Aquilina, Linn., 63, 68; presence 
and absence, 79. 
— aspericaulis, Wall., 487. 
— biaurita, Linn., 487. 
— cretica, Linn., 486. 
— longifolia, Linn., 487. 
— longipes, D. Don, 457. 
— quadriaurita, Ztetz., 487. 
— Wallichiana, Ag., 487. 
Pteridium Bertrandii, Cotton *, 149, 184, 
231. 
— proliferum, A. $ E. S. Gepp, 185. 
Pteromonas aculeata, Lemm., 426, 429, 
432. 
— angulosa, Dang., 430, 
— Chodati, Lemm., 430. 
— ovalis, Grifiths*, 430; distrib., 426, 
432. 
— Takedana, 6. S. West, 430. 
Pteronia pectinata, Schmitz, 188. 
Pterygophyllum, Brid., 311. 
Ptilonia magellanica, J. Ag., 186; abundant, 
149. 
