CRATAEGUS IN MISSOURI. 67 



when they first appear, becoming bright chestnut-brown and 

 rather lustrous in their first season and dull red-brown the 

 following year, and armed with few slender straight purple 



5-3 cm. long; or on dry rocky hills a shrub 



m 



County; common and generally distributed 

 Prosperity Junction, near Webb City, (No. 2\ 

 md October 4, 1907: bottom-lands of small s 



Webb 



October 



Carl Junction, (No. 4) April 14 and October 



30. Crataegus consueta, n. sp. 



Glabrous with the exception of the hairs on the upper side of the mid- 

 ribs of the young leaves and on the calyx-lobes. Leaves oblong-obovate, 

 rounded or occasionally acute at the apex, gradually narrowed froni above 

 the middle to the slender cuneate entire base, and coarsely often doubly 

 serrate above, with straight glandular teeth; nearly fully grown when the 

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

 and slightly hairy on the midribs above and pale below, and at maturity 

 thin, glabrous, dark green and very lustrous on the upper surface, pale 

 yellow-green on the lower surface, 3.5-4 cm. long and 2-2.5 cm, wide, with 

 prominent yellow midribs, and thin prominent primary veins; petioles thin, 

 narrow-wing-margined to below the middle, glabrous, 7-9 mm. in length; 

 leaves on \dgorous shoots oval to slightly obovate, rounded or acute and 

 short-pointed at the apex, abruptly concave-cuneate at the base, more 

 coarsely serrate, often 4.5-5 em. long and 3.5-4 cm. wide, with stouter 

 midribs and petioles, and more prominent primary veins. Flowers about 

 1.5 cm. in diameter, on very long slender pedicels, in lax drooping mostly 

 5- or 6-flowered corymbs, the elongated lower peduncles from the axils of 

 upper leaves; calyx-tube narrowly obconic, the lobes long, slender, acumi- 

 nate and glandular at the apex, entire or occasionally minutely dentate, 

 slightly pubescent on the inner surface, reflcxed after anthesis; stamens 

 10; anthers rose color; styles 1 to 4. Fruit rii^ening the end of September, 

 on long slender drooping pedicels, in few-fruited clusters, oval, orange- 

 red, marked by large dark dots, 1-1.2 cm. long and 8-10 mm. in diameter; 

 calyx little enlarged, with a deep narrow ca\dty, and small slender spread- 

 ing or incurved persistent lobes; flesh thick, yellow-green, dry and hard; 

 nutlets 1-4, gradually narrowed and rounded at the ends, or when 4 acute 

 at the base, rounded and slightly ridged on the back, with a broad low 

 ridge, 6-7 mm, long, and 3-4 mm. wide. 



A tree G-7 m. high, with a trunk 1-1.5 dm. in diameter, 

 stout erect branches forming a narrow open irregular head, 



