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Pomaceœ, 



Populus, 



Portulaca, 



Poituiaceœ, 



PotaiTiese. 



Potainogeton. 



Potentilhi. 



Poteiiiun, 



Prenanthes, 



Primula, 



Primiilacese, 



Prunella. 



Prunus, 



Pulegium, 



Pulicaina, 



Pulmonaria, 



Punica, 



Pyrola, 



Pyrolaceae, 



Pyriis, 



Quercus, 



Raniinciilaceœ, 



Raiumeulus, 



Raphanus, 



Rapistrum, 



Reseda, 



Resedacefe, 



Rhainneœ, 



Rhamniis, 



Rhinanthacea?, 



Rhinanthus, 



Rhodiola, 



Rhododendi'on, 



Rhus, 



Rhvnchospora, 



Ribes, 



Robinia, 



Rosa, 



Rosaceœ, 



Rosmarinus, 



Rubia, 



Rubus, 



Rumex, 



Ruse us, 



Ruta, 



Rutacese, 



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Sagina, 



Salicineai, 



Salix, 



balvia, 



Sambuiuis, 



Samolus, 



Sanguisorba. 



Sanguisorbeœ, 



Sanfcula, 



Santalaceœ, 



Santolina, 



Saiothamnus, 



Satureja, 



Saussurea, 



Saxifraga, 



Scabiosa, 



Scandix , 



Scheuchzeria, 



Schœnus, 



Scilla, 



Scirpus, 



Sclerantheœ, 



Scleranthus, 



Scorzonera. 



Scrophularia, 



Scutellaria, 



Secale, 



Sedum, 



Sempervivum, 



Senebiera, 



Senecio, 



Serrât ula, 



Seseli, 



Sesleria, 



Setaiia, 



Sherardia, 



Sibbaldia, 



Silaus, 



Silène, 



Sileneœ, 



Silybum, 



Sinapis, 



Sison, 



Sisymbrium, 



Siuin, 



Solaneœ, 



Solanum, 



Soldanella. 



Solidago, 



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