44 THE FLORAL LIST. 
PHLEUM PRATENSE, L. 1836, Dodsworth. +all. v. NODOSUM, Jord. 
1894, W.-P. +3, 5, 13, 15. 
PHRAGMITES COMMUNIS, Trin. 1636, Hexham. -+all. v. REPENS, 
Mey. 1898, W.-P. +11. 
PHYLLITIS SCOLOPENDRIUM, Newm. 1856, Bogg. —2, 4, 5,6, 7,9, 14, 
16, 17, 18: 
PICRIS ECHIOIDES, L. 1837, Dodsworth. —t1, 5, 18. 
PICRIS HIERACIOIDES, L. 1837, Dodsworth. —1, 2, 4, 5, 9, 12, 13, 17, 18. 
PIMPINELLA C/ERULEA, L. 1900, Smith. +4. 
PIMPINELLA MAJOR, Huds. 1851, Watson. —4, 9, 17, 18. 
PIMPINELLA SAXIFRAGA, L. 1851, Watson. —4, 12,17,18. v. DISSECTA, 
With. —4, 12, 17,18. (Much the commoner form N. & S.) 
PINGUICULA VULGARIS, L. 1724, Stukeley. —4, 8,9, 11, 12, 13, 14, 17, 18. 
PINUS SYLVESTRIS, L. 1797, De Serra. —15, 17, 18. 
PLANTAGO ARENARIA, W.& K. 1897, Sneath. +6, 13. 
PLANTAGO CORONOPUS, L. 1834, Bailey. —6, 7, 8, 14, 15, 16. 
PLANTAGO LANCEOLATA, L. 1836, Dodsworth. -+all. v. TIMBALI, 
Reich. f. 1896, Lees. +13. 
PLANTAGO LANCEOLATA x MEDIA, 1908, L.N.U. +2. 
PLANTAGO MAJOR, L. 1836, Dodsworth. -+all. 
PLANTAGO MARITIMA, L. 1834, Bayley. +2, 4, 9, 11, 12, 17, 18. 
PLANTAGO MEDIA, L. 1836, Dodsworth. -+all. 
PLATANTHERA MONTANA, Reichb. =HABENARIA VIRESCENS, Druce. 
PNEUMARIA MARITIMA, Hill. +=MERTENSIA MARITIMA, Gray. 
POA ANNUA, L. 1597. Gerarde. -+all. 
POA AQUATICA, L. =GLYCERIA AQUATICA, Sm. 
POA COMPRESSA, L. 1851, Watson. —t1, 3, 4, 6, 10, 12, 17, 18. 
POA NEMORALIS, L. 1856, Bogg. +2, 5, 8, 13, 15. 
POA PRATENSIS, L. 1597, Gerarde. -+all. v. SUBCAERULEA, Sm: 
1896, L.N.U. +5. 
POA TRIVIALIS, L. 1820, Thompson. ~+all. 
POLEMONIUM CARULEUM, L. 1834, Bailey. +2, 8, 9, 11, 15. 
POLYCARPON TETRAPHYLLUM, L. 1899, Parker. +44. 
POLYGALA DEPRESSA, Ward. =P. SERPYLLACEA, Weihe. 
POLYGALA SERPYLLACEA, Weihe. 1863, Cole. +2, 3, 7, 13. 
POLYGALA VULGARIS, 1836, Dodsworth. -+ all. 
POLYGONATUM MULTIFLORUM, All. 1856, Bogg. +7. 
