7s1 
Itzigsohnii 392, pedemontanum 665. Nothodaphne 421. Notonia eras- 
sifolia 135. Nyctalis 590. asterophora 633. Nymphaea alba 32. 688.* 
Iutea 32. semiaperta 687.* 
Octaviana 119. 120. Odontites rubra 264. Oedogonium hexago- 
num 667. Laschii 667.* punctato-striatum 668. Oenanthe Phellan- 
drium 226. Oenothereae 101. Oidium opuntiaeforme 398.* Tuckeri 
397. velutinum 398: Olea europaea 212. Oligodorella 237. Omalia 
409. Ononis crotalarioides 683. Onosma 239. Visianii 240.* Ophio- 
glossum japonicum 82. Ophrys sp. hisp. 515. Opoidia 234. Orchideae 
88. Orchis Hanrii 590. sp. hisp. 514. Spitzelii 460. Oreodoxa regia 
47. 367. Origanum sp. hisp. 274. Ornithidium album 88. Ornithoga- 
lum Gussonii 86. lanceolatum 86. pyrenaicum 517. umbellatum 86. 
Orobanche erubescens 577.* neottioides 578.* sp. divrs. 577. sp. hisp, 
265. Orthothecium 429. Orthotrichum callistomum 407. 427. Ludwigii 
427. Oryza sativa 522. Oscillaria limosa 649. nigra 389. Osyris alba 
208. Oxzalis 68. palmata 100. Oxypetalum riparium 42. 95. 
Pachyphlaeus 137. Padina pavonia 651, Paepalanthus Ottonis 
et perpusillus 72. 85. Palaeogrewia 735.* Dejopeae 735.* Palmae 
42. 57. 73. 328. 354. 500. Palmella sudetica 390.* Pancratium sp. 
divrs. 87. Panicum sp. hisp. 523. Papyrus antiquorum 37.85. Parie- 
taria judaica 313. Paris quadrifolia 36. 86. Parsonsieae 92. 93. Par- 
thenoxylon 422. Passerina pectinata 89. sp. hisp. 308. Pastinaca gra- 
veolens 228. Pavetta caffra, indica 69. 91. Pedicularis palustris 37. 
97. Portenschlagii 462. silvatica 264. Pennisetum fasciculatum 83. 
Pergularia accidens 93. edulis 42. 93. Peristrophe 39. 98. Perotriche 
tortilis 90. Persoonia quinquenervia 89. Petalonia 377.* Petaloste- 
mum candidum 102. Peucedanum rablense 228. Peziza Acetabulum 
173. bulbosa 173. eyathoidea var. Umbellatarum 396.* Galegae 395.* 
lacustris 396. pellucens 396.* Phalaris minor etc. 66. 67. Phallus 
121. 439. 684. Phascoideae 427. Phascum 404. sp. divrs. 405. Pha- 
seolus 102. Philadelphus sp. div. 191. Phillyrea angustifolia 212. 
Phleum 83. alpinum 459. pratense 523. Phlomis ep. 284. Phoenix 
dactylifera 77. Phormidium glutinosum 668. Phormium tenax 527. 
Phragmidium asperam 173. Phragmites gigantea 590. Phyllactinia 
clav. spec. 588. Phyllodium 430. P’hyscia 562.* ce. omn. specieb. 
Phyteuma canescens 91. sp. hisp. 200. Phytolacca decandra 305. 
Picridium vulgare 196. Pieris Metziana 135. Pieretia 425. Pilobolus 
erystallinus 396. 747. Pilosace 681.* Pinguicula grandiflora 209. Pi- 
nites Partschii 727.* Pinus Laricio 460. sp. hisp. 318. sylvestris 54. 
68. Piptostemma 237. Pisonia grandis 89. Pistillaria Mülleri 579.* 
Piteairnia 69. Pittosporum discolor 177.* Planera Ungeri 728.* Plan- 
tago sp. hisp. 291. Platanthera solstitialis 516. Platygyrium 429. Pla- 
tystemon californicum 99. Pleuridium 406. 487. Plocandra Krebsii 
93. palustris 93. Plocarites 732.* polymorphus 732.* Plumbago euro- 
paea 291. Plumerieae 92. Poa 84. sp. divrs. 460. sp. hisp. 529. 
Podocarpus 69. 89. medoacensis 733.* Podolepis subulata 90. Podo- 
sphaera clav. spec. 587. Polycystis aeruginosa 649. Ichthyoblabe 669. 
Polygaleae 586. Polygonum sp. hisp. 307. Polyesma 425. Polypo- 
dium calcareum 459. Polypogon maritimus 524. mexicanus 83. mons- 
