Osmunda 
Oxalis 
Oxyria 
Pseonia ... 
Papaver . . . 
Parietaria 
Paris 
Parnassia 
Pastinaca 
Pedicularis 
Peplis 
Petasites ... 
Petroselinum 
Peucedanum 
Phalaris ... 
Phleum ... 
Picris 
Pilularia ... 
Pimpinella 
Ping-uicula 
Pinus 
Pisum 
Plantago . . . 
Poa 
Polemonium 
Polygala ... 
Polygonum 
Polypodium 
Populus ... 
Potamog-eton 
Potentilla, 
Poterium 
Primula 
Prunus 
Pteris 
Pulicaria 
Pulmonaria 
Pyrethrum 
Pyrola 
Pyrus 
Quercus .. 
Radiola ... 
Ranunculus 
Raphanus 
Reseda 
Rhamnus 
Rhinanthus 
Rhyncospora 
Ribes 
Rosa 
Rubus 
Rumex 
Ruppia 
Ruscus 
417 
279 
365 
252 
253 
367 
383 
306 
311 
344 
302 
329 
308 
310 
398 
398 
319 
416A 
309 
355 
373 
287 
358 
404 
339 
266 
362 
412 
369 
384 
289 
297 
356 
287 
416 
331 
355 
332 
336 
298 
368 
274 
248 
263 
263 
280 
344 
390 
303 
295 
291 
363 
386 
381 
PLANTS AND FERNS. 
Sagina 
269 
Sagittaria 
383 
Salicornia 
362 
Salix 
370 
Salsola 
362 
Salvia 
348 
Sambucus 
J J 
Samolus ... 
358 
vSanguisorba 
207 
Sanicula ... 
307 
Saponaria 
267 
Saxifraga 
305 
Scabiosa ... 
318 
Scandix ... 
312 
Scheuchzeria 
384 
Schoberia 
362 
SchcEiius ... 
390 
Scilla 
381 
Scirpus 
391 
Scleranthus 
302 
Scolopendrium ... 
415 
Scrophularia 
345 
Scutellaria 
J J J 
Sedum 
Senecio 
330 
Serratula... 
325 
Sesleria ... 
400 
Setaria 
398 
Sherardia 
316 
Silaus 
310 
Silene 
267 
Sinapis 
262 
Sisymbrium 
261 
Slum 
309 
vSmyrnium 
308 
Solanum ... 
340 
Solidago ... 
330 
Sonchus ... 
320 
Sparganium 
387 
Spartium ... 
380 
Specularia 
334 
Sperg"ula ... 
270 
Sperefularia 
270 
Spinacia 
Spiraea 
288 
Spiranthes 
374 
Stachys ... 
353 
Staphylea 
280 
Statice 
Stellaria ... 
270 
Stratiotes 
374 
Symphytum 
355 
Tamus 
382 
Tanacetum 
328 
Taraxacum 
324 
January, 1906. 
