INDEX. 



59T 



Ophioglossum pendulum, 547. 



structure of Btem, 567. 



Orchil, 386. 

 Orchis hircina, 64. 

 Oreas, 494. 

 Orobanche, 33. 

 Orthodontium, 491. 

 Orthotrichei, 486. 

 Orthotrichum affine, 465. 



Bruchii, 480. 



Oscillatoria asrugescens, 142. 

 OscillatoriiB, 113, 142. 

 Osmunda cinnamomea, 525. 



Javanica, fi25, 540. 



regalis, 512, 525. 



- Vachellii, 525. 

 Oxyg'onium, 540. 

 Oxymitra pjTamidata, 434. 

 Ozocladium, 398. 



Leprieurii, 405. 



Ozothallia, 231. 



Pachnocybe, 315. 

 Pachyma cocos, 250. 

 Padina pavonia, 100, 215. 

 Pseonia, 60. 

 Palmella botryoides, 55, 118. 



prodigiosa, 114, 264. 



Palmellcffi, 113. 

 Palmodictyon viride, 99. 

 Palmogloea Meneghinii, 119. 

 Palmophyllum, 119. 

 Paludella squarrosa, 491. 

 Pancake Ice, 127. 



Panus, 365. 



Papula3spora Sepedonioidcs, 305. 

 Parasitic Algae, 212. 

 Parmelia conoplea, 376. 



lanuginosa, 376. 



parietina, 374, 384. 



perforata, 413. 



perlata, 386. 



physodes, 380. 



• saxatilis, 418. 



Parmeliaceae, 411. 



Parkeriaceje, 527. 

 Paulia, 118, 398. 



perforata, 399. 



Paurocotylis, 288. 

 Paxillus, 364. 

 Peach Blister, 284. 

 Pediastrum granulatum, 121. 

 Peltidea canina, 383, 412. 



polydactyla, 412. 



— — • venosa, 412. 

 Penghawar Djambi, 520. 

 Penguin Rookeries, 127. 

 Penicillium armeniacum, 298. 

 Penium Jenneri, 120. 

 Pepper Dulse, 198. 

 Pepper worts, 55. 

 Perauemaceaj, 543. 

 Periola pubescens, 308. 

 Perisporiacei, 273. 

 Pcronospora, 247. 

 Persoon, his Bervices to Crj^ptogaipy, 



20. 

 Pertusaria communis, 396. 



Wulfenii, 381. 



Pestalozzia, 303, 331. 

 Petalouema alatum, 143. 

 Petalophyllum Preissii, 453. 



Ralfsii, 451. 



Petrocelis crucnta, 183, 188. 

 Peyssonelia, 187. 

 Peziza acetabulum, 290. 



aeruginosa, 263. 



affinis, 286. 



arenaria, 61. 



— • — arenicola, 286. 



aurantia, 290. 



conflucns, 291. 



coronata. 290. 



elegans, 290. 



— — irregularis, 285. 

 labellum, 305. 



leporina, 293. 



• macropus, 36, 289. 



macrotis, 293. 



• onotica, 293. 



scutellata, 290. 



tuberosa, 268. 



veno.sa, 291. 



