66 • MISSOURI BOTANICAL GARDEN. 



long. 



mug year, and armed with 

 curved purplish spines. 3-4 



Rocky banks and hillsides near Monteer, Shannon County, 

 B. F. Bush (No. 12 type), May 16 and Oct. 7, 1905, (No. 12 A) 

 Oct. 7, 1905; Moark,on the Boundary between Butler County 

 and Arkansas, B. F. Bush (Nos. 2 A, 2 B, 2 C, 2 D), May and 

 October, 1905; Butler County, B. F. Bush (No. 2) May 1 and 

 October 16, 1905. 



29, Crataegus rubrifolia, n. sp. 



Glabrous with the exception of the hairs on the young leaves. Leaves 



short-obovate, acute or rounded at the apex, gradually narrowed to the 

 concave-cuneate entire base, and finely often doubly serrate above the 

 middle, with straight or incurved glandular teeth; when they appear 

 bright red, roughened above by short white hairs and villose on the midribs 

 above and glabrous below, nearly fully grown when the flowers open the 

 end of April and then thin, light yellow-green and glabrous with the ex- 

 ception of a few hairs on the upper side of the midribs, and at matu- 

 rity thin, yellow-green, lustrous and scabrate on the upper surface, 

 paler on the lower surface, 2.5-3.5 cm. long and 1.5-2 cm. wide, 

 with slendtT yellow midribs, and thin primary veins mostly within 



tiyma 



4-G 



in length; leaves on vigorous shoots oval to obovate or suborbicular, more 

 coarsely serrate, often 4-5 cm. long and 3.5-4.5 cm. wide. Flowers 

 1.3-1.4 cm. in diameter, on long slender often red pedicels, in wide 

 mostly 8-12-flowered corymbs, with linear acuminata? bracts and bract- 

 lets fading brown and mostly deciduous before the flowers open, the 

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

 rowly obconic, the lobes short, wide, acuminate and red at the apex, 

 entire or minutely dentate near the middle, reflexed after anthesis; 

 stamens 10; anthers pale pink; styles 3 or 4, usually 4. Fruit ripening 

 the middle of October, on slender red pedicels, in few-fruitod drooping 

 clusters, subglobose, bright orange-red, lustrous, 8-9 mm. in diameter; 

 calyx little enlargt^J, with a deep narrow cavity, and si)reading often 

 .deciduous lobes; flesh thin, yellow, dry and mealy; nutlets usually 4, 

 narrowed and rounded at the base, broader and rounded at the apex, 

 ridged on the back, with a low narrow ridge, about 5 mm. long, and 

 3.5-4 mm. wnde. 



1 soil often 6-7 n 

 diameter, covered 



bark 



S^^B 



braiichlets bright green more or less tinged with red 



