ROSACEA. 79 



Graveley; N. — 5. Horningsey. Upware. Bottisham; H. 

 — 6. Ely. Witcham. — 7. Doddington. 



CeaTjEgus Linn, 

 tl. C. Oxyacantha Linn. Whitethorn. Eawthorn. 



Oxyaccmthus, R. C. 111. Mespilus Apiifolio sylvestris 

 sive Oxyacantho, M. M. 118. C. Oxyacantha, M. PI. 11. 

 Relh. ed. 1, 189. Mespilus Oxyacantha, Relh. ed. 3, 197. 



Hedges. Sh. May, June. 



Abundant in hedges, but perhaps hardly a native plant 

 in this county. The G. monogyna (Jacq.) is much the more 

 common form. 



Pyeus Linn. 

 + 1. P. Communis Linn. Wild Pear Tree. 



P. sylvestris, R. Cat. Angl. ed. 1, 256. Lyons, 35. Relh. 

 197. 



Woods and hedges. T. April, May. 



1. In the Pour-acre close, Pulbourn ; S. W. W. Hinton 

 Mr 0. Miller; Lyons. — 3. Crane's Lane, near Kingston ! ; 

 Long Stow; (a single tree in each place) N". Wimpole; 

 Relh. 



2. P. Mains Linn. Crab Tree. 



Malus sylvestris sive agrestis, R. C. 94. M. sylvestris 

 officinarum, M. M. 117. P. Malus, M. PL 11. Relh. 198. 



Woods and hedges. T. May. 



Thinly scattered throughout the county; rarest in the 

 Fens. I have no locality recorded in the (7) Chatteris Dis- 

 trict. 



3. P. Aucuparia Gaert. Quicken Tree. Mountain Ash. 

 Rowan Tree. 

 Sorbus sylvestris foliis domesticce simiUs, R. C. App. ii. 

 17; Cat, Angl. ed. 2, 278. M. M. 118. S. Aucuparia, 



