160 



Séries 

 I II 



Perennial Swertia 



Pink Lousewort 



Poly-mountain 



Purple Crocus 



Purple Lettuce 



Pyramidic Bugle 



Pyrenean Crowfoot 



Pyrenean Dead nettle. . . . 

 Ragged Robin of Jupiter. . . 



Red Heath 



Rest-harrow of Mont-Cenis. . 

 Reticulated Willow . . . ^. . 



Rhaetic Poppy ". . 



Richer's Tutsan 



Rock Bramble 



Rock Catchfly 



Rock Scurvy-grass 



Rock-Speedwell 



Rock Valerian 



Rough-haired Betony . . . . 



Rough Rockfoil 



Round-leaved Stonebreak . . 

 Rue-leaved Buttercup . . . . 

 Rust-leaved Rhododendron. . 

 Ruysch's Dragon's head. . . 



Saffron Lily 



Sainfoin Vetch 



Sandwort-leaved Willow-herb. 

 Scheuchzer's Bell-flower . . . 

 Scheuchzer's Rampion. . . . 



Seguier's Rock-foil 



Shining Scabious 



Short Saussurea 



Silver Fir 



Small Cat-mint 



Snow-Bitterwort 



Snow Trefoil 



Softhaired Man-s-shield . . . 

 Spiked Bell-flower 



110 



111 



77 



121 



1 



19 



36 

 127 



21 



114 



118 



50 



91 

 120 



34 



76 



105 



99 

 86 



