1862.] JOHN BLACKSTONE. 151 



Orobanche major. Among tlie Broom at the entrance of Iver Heath, 

 plentifully. 



Papaver Argemone and Papaver liybrldum. Both frequent among corn. 



Paris qundrifolla. Old Park hanging wood, and other places near Hare- 

 field, plentifully. 



Pa7-nassia palustris. In moist meadows near Harefield Mill, particularly 

 in a bog in the meadow next Mr. Ashby's fishing-house. 



Pedicularis palustris. Meadows near Harefield Moor, plentifully. 



Petasites vulgaris. Eiverside, near Harefield Mill, abundantly. 



Potentilla argentea. In a field near Harefield Common, spuringly. 



Poterium Sanguisorba. Harefield chalk-pit, and in the Beech woods on 

 the road to Chalfont St. Peter's. 



Prunus Cerasus. In woods, rarely ; is now plentiful in hedges, etc. 



Pyretlirum Partheuium. In waste places, frequent. ■■ \o eilew 



Pgrus Aria. Uxbridge Common, and in Harefiel4,.Ghalk.-pitv > •> 



Rammcuhis Lingua. Bogs on Iver tieath. . ?,adDii(I .?.Vv 



Panunculm parmjiorus. In several places. 



Ritbus idmis. Lane near Mr. Austin's farm, on Harefield Moor. 



Rusciis aculeatiis. Little grove near Breakspears, and in some woods near 

 Bacher Heath. 



Samhucus Ebuliis. Meadow near Breakspears, and on Uxbridge Moor. 



Saponaria officinalis. Hedge near Uxbridge. jfie^'r/nd uiyii v/obiiarn 



Saxifraga granidata. Meadow near Moor HalKrf on.GJ .ast»)i«os« 5.«05?5^\- 



Scirpus setaceus. Harefield Moor, abundantly. -.I .amstt^w^a »S5^i\^ftA 



Sedum Telephimn. In shady places, and sometimes Smong' croys. A^iv^ 



Sisymbriuiii Sophia. Manure heaps, etc., not unfrequent. ^.V\ \ 



Smyrninni Olusatrmn. In a lane and in some fields about Gftwi^v>ttesr 

 Uxbridge, and about Windsor Castle, plentifully. .... ,v\:.; 



Specular ia hjbrida. I found it this year (1735) in a cornfield adjoiniug 

 Harefield chalk-pit, plentifully, but not elsewhere. ..,iio\i\ii\iiio\ »i\U\s>\ii. 



Tanacetum vulgare. Meadow near Harefield church. :j',ns^o\j-vi a'3i\^$<\'>\^staHi 



Teesdalia ny,dieaulis. /ruddingtonijridxU ban blartaiBH .»^03-<^ »is\osv9M. 



Thalictrum flavum. In marshy meadows/freq-nent; ^ .,.^^.s^.■^ ,,...,„•,.... tat 



Trifolium striatum. Oliver's Mount, Uxbridge Moor, plentifully. 



Trifolium subterramum.. Uxbridge Common, plentifully. \sAvs^N\ 



Valeriana dioica. In moist meadows. blafl: 



Verbascum nigrum. About fields, uncommon. '"5>s\^m\jy5. 



Veronica montana. Grove Wood, Breakspear§(.i vni'^''^\V' ' ' ' 



Vinca major. Meadow near Harefield Church. 'ihrleipH 

 Vinca minor. In Little Grove Wood near Breakspears, also in a lane lead- 

 ing from L^xbridge Moor to Iver Heath. 

 Viola odoraia. Both white and purple varieties about hedges, frequent. 

 Viscnm album. Grows on many trees, and very rarely on the oak. 



