CRATAEGUS IN MISSOURI. 87 



the apex, cuneate at the base, coarsely serrate, irequentiy 6-iobea by 



broad sinuses, the terminal lobe divided into 2 or 3 short lateral lobes, 

 often 5-6 cm. long and 4-5 cm. wide, with stout winged petioles, and Unear 

 glandvdar caducous stipules. Flowers 1.2-1.4 cm. in diameter, on long 

 slender pedicels, in mostly 5-8-flowered corymbs, the elongated lower 

 peduncles from the axils of upper leaves; calyx- tube narrowly obconic, 

 the lobes gradually narrowed from the base, short, broad, acuminate and 

 glandular at the apex, entire or minutely dentate, glabrous on the outer, 

 very sparingly \allose on the inner surface, reflexed after anthesis; stamens 

 20; anthers pale yellow; styles 3 or 4. Fruit ripening late in October, on 

 slender drooping pedicels, in few-fruited clusters, subglobosc to short- 

 oblong, orange-red, lustrous, 7-8 mm. in diameter; calyx little enlarged, 

 with a wide deep ca\'ity, and small erect and incurved often deciduous 

 lobes; flesh thin, yellow, dry and hard; nutlets 3 or 4, gradually narrowed 

 and rounded at the ends, slightly ridged or rounded and grooved on the 

 back, 4.5-5 mm. long, and about 3 mm. wide. 



A shrub 5-7 m. high, with numerous large spreading stems 

 covered with dark orange-colored smooth bark, small spread- 

 ing branches forming a very broad round-topped rather open 

 head, and slender zigzag branchlets light orange-green more 

 or less tinged with red when they first appear, becoming light 

 chestnut-brown, lustrous and marked by pale lenticels in 



and 



curved 



5-6 



and 



J. Palmer 



perity Junction near Webb City, Jasper County, E. J. Palmer 

 (No. 6 type) May 19 and October 27, 1901, May 8, 1902, 

 (No. 7, with 15-20 stamens, also No. 550) B. F. Bush, May 

 19, 1901, E. J. Palmer and G. S. Sargent, October 2, 1901, 

 E. J. Pahner, October 7, 1901, May 8, 1902, (No. 7 A) E. J. 

 Palmer, May 4 and Oct. 20, 1902, (No. 7 D) E. J, Palmer, April 

 14, 1907; Neck City, Jasper County, E. 

 April 28, 1907. 



6. Crataegus nitida Sargent, Bot. Gazette, xxxi. 231 



(1901); Silva N. Am. xiii. 179, t. 703; Manual, 406, 

 f. 325.— Britton, Manual, 520. 



Crataegus viridis Sargent, Silva N. Am. iv. 109 (in part) (not Lin- 

 naeus) (1892). 

 Crataegus viridis var. nitida Britton and Brown, III. Fl. ii. 242 



(1897). 



Mississippi River bottoms, East St. Louis, Illinois, common. 



