The Hawthorns 



FF. Fruit globose, J to ^ inch long, dull red, 

 with small pale dots; stamens 20, 

 yellow. (C. collina) haw 



DD. Corymbs few-flowered; flowers with leaves in 

 February, stamens 20 to 25, with large, dark- 

 red anthers. 



III. Group /^STIVALES 



(C (Estivalis) may haw 

 CC. Petioles long, slender, scarcely glandular ; leaves mem- 

 branaceous to leathery, narrow at base; corymbs 

 many-flowered; fruit oblong to subglobose, I to 

 f inches in diameter. 



IV. Group VIRIDES 

 Fruit flattened, under J inch in diameter, 

 bright scarlet or orange. (C. viridis) haw 



CCC. Petioles long, slender, glandular at apex. 



D. Leaves broad at base; corymbs many-flowered. 



E. Fruit flattened, i to f inch in diameter, 



green, with glaucous bloom., becoming 



dark purple-red and lustrous; leaves blue 



green, smooth. 



V. Group PRUINOS/E 



Leaves elliptical (C. pruinosa) haw 



EE. Fruit short oblong or obovate, i to | inch 

 long, scarlet to purple, leaves mem- 

 branaceous. 



VI. Group TENUIFOLIA 



Leaves blue-green, rough. 



(C. apiomorpha) haw 

 EEE. Fruit i inch in diameter, red or yellow, flesh 

 thick, juicy; corymbs downy. 



VII. Group MOLLES 



F. Stamens 20, anthers yellow; leaves broad 

 and thick; fruit scarlet, downy. 



(C. mollis) RED HAW 



FF. Stamens 10, anthers yellov/. 



G. Fruit crimson, velvety, flattened. 



(C. Arnoldiana) scarlet haw 

 GG. Fruit orange red, lustrous. 



(C. suhmollis) red haw 

 FFF. Stamens 10, anthers rose colour. 



Fruit short oblong, bright crimson, 

 shining. 



(C. Ellwangeriana) scarlet haw 



300 



