BOTANICAL SYNOPSIS 157 



red. Few suckers. May. Europe to the Himalayas. Vol. I., 

 p. 57. 



P. Cerasus L. Dwarf Cherry. Leaves erect. Flowers 

 in umbels. Fruit round, red, acid, and juicy. Many suckers. 

 May. Not extending into Scotland or Africa. Vol. I., 

 p. 57. 



P. Laurocerasus L. Common or Cherry Laurel. Eark 

 dark green. Shoots green. Leaves evergreen, alternate, 

 conduplicate, yellowish green. Flowers in erect racemes, 

 shorter than the leaves, white. Fruit a smooth, black> 

 ovate-acute drupe. April, May. Persia, the Caucasus, 

 and the Crimea. Vol. II., p. 49. 



Crataegus Oxyacantha L. Hawthorn. Bark smooth, dull 

 grey. Branches crowded, spinous. Leaves very variable, 

 obovate-cuneate, three- to four-lobed. Flowers in sessile, 

 corymbose cymes, white, with pink anthers, fragrant. Fruit 

 a sub-globose pome, usually crimson, with white mealy flesh 

 and a bony core. May, June. Europe, North Africa, 

 Siberia, West Asia to India. Introduced into North America. 

 Vol. III., p. 49. 



Sub-species C. oxyacanthoides Thuill. Flower-stalks and 

 calyx-tube smooth. Carpels, two to three. Vol. III., p. 50. 



Sub-species C. monogyna Jacquin . Flower-stalks and 

 calyx-tube downy. Carpel solitary. Vol. III., p. 50. 



Mespilus germanica L. Medlar. Much branched, spinous. 

 Leaves downy beneath. Flowers solitary, white, one and 

 a half inches across. Fruit large, globose, surmounted by 

 persistent leafy calyx and with a five-chambered bony core. 

 May, June. Europe, Asia Minor, Persia. Vol. II., p. 73. 



Pyrus communis L. Pear. Bark rough. Branches more 

 or less pendulous and spinous. Leaves alternate, ovate- 

 oblong, acute, serrate, on slender stalks. Flowers white, 

 one to one and a half inches in diameter. Fruit a turbinate 

 pome, one to two inches long, gritty. April, May. Europe, 

 from Ireland and Denmark to the Balkans. Vol. II, p. 129. 



Sub-species P. Pi/raster Bor. Leaves acuminate, downy 

 beneath when young. Fruit obconic at the base. Vol. II., 

 p. 131. 



