Eggleston: New North American Crataegi 641 



Eggleston 4.162, along French Broad River, Paint Rock, North 

 Carolina, alt. 450 m., Sept. 22, 1908. 



Thomas H. Kearney^ Jr. 6g6. Along the French Broad River, 

 near Wolf Creek Station, Cocke County, Tennessee, Aug. 24, 

 1897. 



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A. Ruth 286 (in part). Wolf Creek, East Tennessee, July 18, 

 1898. 



John K. Sinall^ Canyon at Tallulah Falls, Rabun Co., North- 

 ern Georgia, 480 m., Aug. 4, 1893. 



Eggleston, N. Y. Bot Garden Fruticetum I74g6^ Oct. 1906. 



C. Vailiae Britton, known only on the Roanoke River, at Roa- 

 noke, Va., and the James River at Clifton Forge, Va., is one oi 

 the Macracanthae Loudon; while C. Brittonii belongs to the group 

 Parvifoliae Loudon. 



C. Brittoni differs from C. tomentosa L, (t7. unijlora Muench.) 

 by much higher and more regular habit; globose, smaller, brown, 



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and early ripening fruit ; larger corymbs; less tomentose, short 

 and blunt calyx-lobes; less tomentose, crenate-lobed leaves; and 

 slightly tomentose twigs. 



Crataegus Williamsii sp. nov. 



Leaves ovate, 2-9 cm. long, 1.5 to 6 cm. wide, acute or acu- 

 minate at the apex, cuneate, often sharply so, at the base, serrate 

 with fine gland-tipped teeth excepting towards the base, cut to- 

 wards the apex 'with 2-4 pairs of ascending, shallow acute lobes, 

 membranaceous, slightly appressed-pubescent above, glabrous 

 below excepting along the midrib and junctions of the veins, 

 which are often slightly tomentose; petioles 1-3 cm. long, slightly 

 winged above, somewhat pubescent ; corymbs many-flowered, 

 pilose, flowers 14-18 mm. wide; calyx and lobes nearly glabrous 

 outside, calyx-lobes pubescent inside, ovate, acuminate, with occa- 

 sional stalked glands; stamens about 10; styles usually 3 or 4 ; 

 fruit globose, 8-10 mm. thick, red, slightly pubescent, calyx-lobes 

 reflexed, persistent; nutlets 3 or 4, strongly ridged on the back, 

 5-7 mm. long, nest of nutlets 5-6 mm. thick. Twigs glabrous, 

 armed with sharp thorns 3-6 cm. long. Round-topped shrubs, 

 sometimes 4 m. high, belonging to the group Rotiuidifoliae Eggl. 



Type, R. S. Williams, Columbia Falls, Montana, Sept. 14, 

 1892. (Herb, N. Y. Bot. Card.) 



Other specimens used in description : 



