CENTUNCULUS 337 



Native. XJliginal. Peaty bogs. Local. P. June-August. 



First record. Bulmarsh Heath, Mr. S. Rudge in Herb. Brit. Mus. 1800. 



Eecorded by Dr. Noehden and Mr. Bicheno in Mavor's Agr. 



Berks, 1809. 



1. Isis. Buckland, Bosivell in Fl. Oxf. Wytham Wood. 



2. Ock. Bagley Wood, Baxter in Walk. Fl. Wootton Heath, Thurland. 



Marcham, Walker. Frilford, Fl. Oxf. Cothill Moor. 



3. Pang. Cold Ash Common. Oare Common. 



4. Kennet. Bogs on Snelsmore and Wash Common, Russell's Cat. 



Crookham and Newtown Common, Stubbs in Brltt. Contr. Green- 

 ham Common, Rupert Jones. Mortimer, Tufnail. Wickham, 

 Mrs. Batson. Burghfield, Bird, 1833. Inkpen. 



5. Loddon. Windsor Great Park, Moore in Britt. Contr. Ascot, 



Wilkins. Heath Pool. Bog below Brickfield, Penny. Sand- 

 hurst. Long Moor. Bagshot. Sunninghill. Near Virginia 

 Water. Bulmarsh Heath ! 

 A. tenella, which is a very charming plant, is recorded for all the 

 bordering counties. 



CEWTUNCULUS, Linn. Gen. 135 (Dill. Gen. 5). 

 C. minimus, Linn. Sp. PI. 116 (1753). Chaff-weed. 

 Top. Bot. 338, Syme, E. B. vii. 153, t. 1149. Nyman, 601. Fl. Oxf. 245. 

 Native. Ericetal. Damp heathy ground, especially preferring drives 

 through heathy woods, and bare places on sandy commons. Very 

 local. Restricted to the heaths of the south. A. June-Sept. 

 First recorded as a British species. Chamaelinum stellatian, Park. 

 Starred Dwarfe Flax. Near Redding, [Hoiv's'\ Phyt. Brit. 1650. 

 It was almost certainly discovered by Mr. Watlington, an apothecary 

 of Reading, since in Ashmole's copy of the Phytologia the locality is 

 given in more precise terms as ' upon ye end of ye hill near Chaucer's 

 Coppis, E, A. and J. W.' Parkinson's Chamaelinum steUatum was really 

 Asterolinon siellatum, with which our plant was confused by How and 

 Ashmole. 



4. Kennet. Near Chaucer's Copse, Ashmole. Mortimer, Tufnail. 



5. Loddon. Bagshot Heath, Bicheno. Warren Row Common, 



Stanton. Sunninghill, Lightfoot MS. Sandhurst. Near Welling- 

 ton College. Swinley. Long Moor. Finchampstead. Near Ascot. 

 Ceniunculvs minimus is recorded for Bucks, Hants, Surrey, and 

 Oxfordshire. 



SAMOLUS, Linn. Gen. n. 205 (Tournefort, Inst. t. 60;;. 



S. Valerandi, Linn. Sp. PI. 443 (1753). Round-leaved Water Pimpernel, 

 Brook-weed. Anagallis aquatica rotundifolia, Ger. Em. 620. 



Top. Bot. 339. Syme, E. B. vii. 155, t. 1 151. Nyman, 600. Fl. Oxf. 243. 



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