122 



MISSOURI BOTANICAL GARDEN. 



A slender slimb 2-4 m. high, with small stems covered with 

 dark scaly bark, small spreading and ascending branches form- 

 ing an open irregular head, and slender slightly zigzag branch- 

 lets dark green and hoary-tomentosc when they first appear, 



becoming light 



and 



■pubes 

 reddisl 



second 



cm 



Dry rocky hills and barrens, and the dry banks of small 

 streams, Swan, Taney County, B. F. Bush, (No. 3 A type) 



May 21 and September 



(No. 3) May 19, 1905, (No 



„_,.__,.. mber 25, 1905, also Trelease and Sargent, October 

 1899 (without number) . 



9. Crataegus pudens, n. sp. 



Leaves narrowly obovate to rhombic or ovate, acuminate, gradually 



narrowed to the long concave-cuneate entire base, and coarsely doubly 

 serrate above, with straight glandular teeth; more than half-grown when 

 the flowers open about the middle of May, and then thin, yellow-green, 

 setose, and villose along the midribs above, and pubescent below, and at 

 maturity thin but firm In texture, dark green, scabrate and lustrous on 

 the upper surface, pale bluish green and rough-pubescent on the lower 

 surface, 5-6 cm. long and 3-3.5 cm. wide, with slender villose midribs and 

 primary veins; petioles stout, wing-margined to below the middle, densely 

 villose early in the season, becoming glabrous, 1-1.2 cm. in length; leaves 

 on vigorous slioots thicker, usually broadly obovate, coarsely serrate, 

 often 6.5-7.5 cm. long and 5-6 cm. wide, with narrow foliaceous falcate 

 glandular-serrate stipules. Flowers 1.4-1.5 cm. in diameter, on long 

 slender villose pedicels, in wide lax mostly 15-20-flowered corymbs, with 

 oblong-obovate to linear minutely glandular bracts and bractlets fading 

 brown and usually persistent until the flowers open, the long slender villose 

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

 obconic, thickly coated with long matted pale hairs, the lobes wide, long- 

 pointed' and acuminate, glandular-serrate, glabrous on the outer, villose 

 on the inner surface, reflexed after anthesis; stamens 10; anthers pale 

 yellow ; styles 2 or 3, surrounded at the base by a broad ring of white hairs. 

 Fruit ripening the end of September, on long drooping slightly hairy pedi- 

 cels, in broad many-fruited clusters, short-oblong, full and rounded at the 

 ends, green to yellowish red, 9-10 mm. long and 8-9 mm. in diameter; 

 calyx nttle enlarged, with a very narrow deep cavity, and small spreading 

 lobes often deciduous from the ripe fruit; flesh thin, yellow-green, hard 

 and dry; nutlets 2 or 3, usually 2, full and rounded at the ends, ridged on 

 the back, with a broad high grooved ridge, irregulariy penetrated on the 



inner faces by shallow cavities, 6-7 mm. long, and 4.5-5 mm. wide, 



