342 



BRITISH PLANTS 



(water-pepper), 240, 243 ; vivi- 

 parum, 288 



Polypodium wlgare (common poly- 

 pody), 267, 291, 295 



Polypody — Polypodium milgare 



Polylrichum (hair-moss), 252 



Pondweed — Potamogeton spp. ; Can- 

 adian — Elodea canadensis ; homed 

 — Zannichellia spp. ; tassel — 

 Ruppia ma/ritima 



Poplar — Popvlus 



Poppy — Papaver spp. ; homed or 

 sear^— Gtoaciam Iviewm 



Popvlus (poplar), 270, 293 



Potamogeton spp. (pondweeds), 233, 

 236, 237 ; Iwens (shining p.), 238 ; 

 natans (broad-leaved p.), 235, 239 ; 

 pectinaius (fennel-leaved p.), 235 



PotentiUa alpestris (alpine cinque- 

 foil), 259 ; anserina (silver-weed), 

 260, 294 ; Grantzii (alpine cinque- 

 foil), 259 ; Fragariastrum (barren 

 strawberry), 294 ; reptans (creep- 

 ing c), 296 ; Sibbaldi, 288, 289 ; 

 Tormentilla (tormentil), 251, 271, 

 274, 285, 289, 296 



Poterium Sanguisorha (lesser-bur- 

 net), 260, 264 



Primrose — Primula vulgaris 



Primula veris (cowslip), 264 ; vul- 

 garis (primrose), 270, 294 



Privet — Ligustrum vvlgare 



Prundla vulgaris (self-heal), 263, 270 



Prunus domestzca (wild plum), 293 ; 

 Lauro - cerasus (cherry - laurel), 

 293 ; spinosa (sloe, blackthorn), 

 269, 270, 271, 272, 273, 293, 296 



Psamma arenaria (marram-grass), 

 281, 282 



Pteris aquUina (bracken-fern), 251, 

 259, 270 



Purslane, sea — Arenaria peploides 

 and Atriplex portulacoides ; water 

 — Peplis Portula 



Pyrola media, minor, rolundifolia, 

 secunda, uniflora (wintergreens), 

 274 



Pyrus Aria (whitebeam), 271, 272, 

 273, 293 ; Au^uparia (mountain- 

 ash, rowan-tree), 269, 271, 274; 

 communis (pear), 293 ; torminalis 

 (wild service-tree), 214 



Quercus spp. (oak), 244, 265, 266, 268, 

 269, 270, 272, 293 ; pedumulata, 

 270; robur, 270; sessilifiora, 270 



Quillwort — Iso'etes lacuetris 



Ragged Robin — Lychnis Flos-cuculi 



Eaphanus Raphanistrum (wild rad- 

 ish), 216 



Rattle, red — Pedicularis tylvatica ; 

 yellow — Rhinanthus Grista-gaili 



Beed, common — Phragmites com- 

 munis ; -mace — Typha latifolia 



Reseda Iviea (wild mignonette), 261'; 

 iMteola ^Ayec's-weeA), 261 



Best-harrow — Ononis arvensis 



Ehacomitrium lanuginosum, 289 



Ehamnus spp., 269, 273 ; caiharticus 

 (common buckthorn), 241, 293 ; 

 Frangula (alder b.), 244, 271 



Rhinanthus Crista-gaUi (yellow rat- 

 tle), 263 



Rhynchospora alba (beak-rush), 251 



it;«5e«'8pp., 244 ; Orossularia (goose- 

 berry), 215 ; nigrum (black cur- 

 rant), 215 ; rubrum (red c), 215 



Rock-cress — Arabia spp. and Draba 

 spp. ; -rose — Hdianthemum spp. 



Rocket, sea — Cakile ma/ritima ; wall 

 — Diplotaxis muralis 



Rosa spp. (rose), 270, 271, 293 



Rose — Rosa spp. ; -bay — Epilo- 

 bium angustifolium ; guelder — 

 Viburnum Opulus ; rock — Hdian- 

 themum spp. ; -root — Sedum Rho- 

 diola 



Bowan-tree — Pyrus Aucuparia 



Rubus Chamcemorus (cloudberry), 

 251, 253, 254, 255; fruticosus 

 (bramble, blackberry), 251, 270, 

 271, 274, 293 



Bue, meadow — Thalictrum fldvum ; 

 wall — Asplenium Ruta-muraria 



Rumex spp. (dock), 298 ; Acetosa 

 (sorrel), 263, 288; Acetosdla 

 (sheep's -sorrel), 251, 258, 271, 

 289, 291, 296; crispus (curled 

 dock), 263, 283, 295 ; Eydrolapa- 

 thum (water d.), 243 ; obtusifolius 

 (broad-leaved d.), 295 



Ruppia maritima (tassel-poudweed), 

 276 



Ruscus aculeatus (butcher's-broom), 

 214, 273 



Rush — Juncus spp.; beak — 



Rhynchospora alba ; bul Scirpus 



lacustris and Typha latifolia ; 

 club — Scirpus spp. ; flowering — 

 Butomus umbdlatus ; wood — 

 Luzula spp. 



Sage, wild — Salvia Verbenaca; 

 wood Teucrium Scorodonia 



