50 A NEW LONDON FLOKA. 



PEPLIS PORTULA. Watery places ; frequent, 7-8. (Hampstead and 

 Putney Heaths ;* Wimbledon Common.*) 



PETASITES VULGARIS. Watery meadows and by water sides ; frequent, 

 3-5. By the Thames, other side of Hammersmith Bridge ;* between 

 Mortlake and Kew, in osier holts* (if these have not all been converted 

 into garden land); Chingford, in the mill-race.* 



PETROSELINUM SEGETUM. Moist fields in chalky soils ; not common, 8-9. 

 Abundant in a field S. of Cobham Park* (E. de C.) ; banks in the 

 Thames marsh-lands in several places; Purfleet ;* Grays ; Tilbury;* 

 Erith ;* Northfleet and Gravesend ; between Greenwich and Woolwich'; 

 borders of Epping Forest, about Chingford (?) olim ; between Esher and 

 W. Moulsey ; borders of fields near Farnham ; by the roadside between 

 Hertford and Hertingfordbury ; cornfields on the Hog's Back ; about 

 Coulsdon ; near the river at Woodbridge. 



Petroselinum sativum. Incidentally near gardens and cottages, 68. 

 Northfleet chalk-pits in profusion, well established* (E. de C.). 



PEUCEDANUM PALUSTRE. Rare, local ; in boggy places, 7-8. Border of 

 upper forest, Epping, Epping side of Roydon in a broad ditch (Flora 

 of Essex). CEnanthe Lachenalii or Silaus pratensis mistaken for it 

 (Cybele Brit.). 1 



PHALARIS ARUNDINACEA. See DIGRAPH is. 



Phalaris cawiriensis. Incidentally on rubbish and waste places about 

 habitations, 7. May often be found on dunghills, &c., in the suburbs.* 



PHLEUM PRATENSE. Meadows, common, 6-10. Pastures everywhere in 

 the suburbs.* 



PHLEUM ARENARIUM. Sandy sea-shores, 5-6. Southend. 



PHLEUM BCEHMERI. Rare. Near Hertford Union workhouse, on a steep 

 gravelly bank by the road to Stanstead ; gravel pit between Holwell 

 and Hatfield (T. B. Blow). 



PHRAGMITES COMMUNIS. Ponds and ditches, common, 7-8. Abundant 

 in ditches by the Thames below Greenwich, on both sides of the river 

 for miles.* 



PHYTEUMA ORBICULARE. Chalky downs in Surrey and Kent ; rare, 7-8. 

 Puriey Downs ;* roadside between Croydon and Sanderstead, near the 

 downs ;* old chalk-pits, Dorking ;* chalk-pits, &c., on the Hog's 

 Back ; about Coulsdon, Leatherhead (?) ; Mickleham ; Box Hill ; 

 Shiere ; Albury. 



PiCRis HIERACIOIDES. Roadsides and borders of fields in the chalk 

 districts (and on gravel drift over chalk) ; frequent, 6-10. Everywhere 

 in the above localities along the chalk range from Cuxton to Farnham ;* 

 Purfleet ;* Greenhithe ;* Dartford ;* Croydon ;* between Carshalton 

 and the Banstead Downs ;* Essex, between Hatfield Broad Oak and 

 Fyfield, but not so frequent ; Harefield.* 



PIMPINELLA SAXIFRAGA. Dry pastures, common, 7-9. (Banks of the 

 Paddington canal ; plentiful towards Willesden.) 



PIMPINELLA MAGNA. Shady places in the chalk districts, not frequent, 

 7-8. Reigate Hill;* lanes below the hills W. of Reigate Hill;* 

 Coulsdon ; about Guildford, plentiful ; Greenhithe ; Westerham ; 

 i Peucedanum officinale plentiful at Faversham, in the creek there. 



