KOSACE^. (ROSE FAMILY.) 



311 



17. CRATAEGUS, L. Hawthorn. Za'rur. 



Calyx-lobes5, short. Petals 

 5. Ovary 1-2, rarely 3-5 celled, 

 cells 2-ovuled, styles free. 

 Fruit pome-like, with umbili- 

 cate disk, and minute, marces- 

 ceat lobes, and 1-2, rarely 5, 

 bony, 1-seededpyrenes — Shrubs 

 or small trees, generally thorny. 



* Styles and pyrenes 4-5, rarely 

 by abo^'tion 3. 



Flower of Cratsegui. 



1. C Orientali§, Pall. 5 Leaves chartaceous, grey -pubescent 

 on both sides, short-cuneate at base, ovate in outline, pinnately 3-5- 

 parted into incised-serrate or lobed segments. Corymbs dense, white- 

 woolly ; fruit large, hrick- colored to Uackish-purple — Spring — Thickets ; 

 Gilead and Moab. 



* * Styles and pyrenes 1-2, rarely 3. 

 t Fruit as large as a cherry or larger. 



2. C Azarolus, L. 5 Leaves chartaceous, pubescent, obovate 

 in outline, cuneate at base, undivided or 3-5-fid, with lobes entire or 

 coarsely 2-3 dentate at apex. Corymbs branching, woolly; fruit globu- 

 lar, red or yellow — April — Hillsides and mountains ; common through- 

 out. 



1 1 Fruit a little larger than a pea. 



3. C Siiiaica, Boiss. 5 Leaves chartaceous, glabrous, ovate in 

 outline, cuneate at base, some undivided, others 3-5 -lobed or parted 

 into obtuse segments, crenate or dentate at apex. Corymbs simple, few- 

 Jiowered, glabrous ; fruit ovate-elliptical, contracted at neck — Spring 



— Sinai. 



5. C. monog^yna, Willd. 5 ^ to 4. Leaves puberulent or 

 glabrous, cuneate at base, obovate in outline, deeply 3-7-fid, acutely 

 incised or serrate, sometimes almost undivided. Corymbs loosely 

 puberulent or glabrous ; style 1 ; fruit globular, with 1 pyi'ene — May 



— Lower and middle mountain regions, and coast ; common through- 

 out. 



18. COTONE ASTER, Med. Cotoneaster. 



Calyx-lobes 5, short, persistent. Petals 5. Ovary 2-5-celled, cells 

 2-ovuled. Styles 2-5. Fruit small, pome-like, with 2-5, bony, 1-seeded 

 pyrenes, adherent to the fleshy calyx, except at apex — Shrubs with 

 white or pinkish flowers. 



* Thorny. Flowers pentagynous in many-Jlowered, puberulent cymes. 



1. C pyracantha, L. 5 Leaves sub-coriaceous, persistent, 

 short-petioled, oblong -obovate to oblong, .02 to .03 long, .01 to .015 broad, 

 crenate, glabrous, shining above, pale beneath. Fi-uit as large as a pea, 

 scarlet — May and June — Hedges ; Amanus, and northward. 



