N 



82 MISSOURI BOTANICAL GARDEN. 



15 Stamens), March 31, 1901, August 17, 1902, (Nos. 3 B. 3 C 

 & 3 D) March 31, 1907. 



8. Crataegus incaedua Sargent, Trees and Shrubs, ii. 3, 



t. 102 (1907). 



Borders of small streams, Monteer, Shannon County, B. F. 

 Bush (No. 9 B type), May and October 1905, also (Nos. 501, 

 510 & 9). 



Crataegus 



apex 



r 

 F^ 

 -^ 



ally narrowed to the concave-cuneate entire base, coarsely often doubly ser- 

 rate above, with straight glandular teeth, and sometimes shghtly divided 

 above the middle into 2 or 3 pairs of small acute lobes; more than half- 

 grown when the flowers open the middle of April and then thin, yellow-green 

 and slightly roughened above by short hairs and below scabrate and vil- 

 lose along the midribs and veins, and at maturity thin but firm in texture, 

 dull dark yellow-green and smooth above, paler yellow-green and shghtly 

 villose below on the stout prominent midribs and primary veins, 4-6 cm. 

 long and 3-3.5 cm. wide; petioles stout, wing-margined to the middle, 

 densely villose, 1.5-1.8 cm. in length. Flowers 1.6-1.8 cm. in diameter, 

 on long slender pedicels coaled with matted white hairs, in mostly 5-7- 

 flowered hairy corymbs, the lower peduncles from the axils of upper leaves; 

 calyx-tube narrowly obconic, hairy like the pedicels, the lobes slender, 

 acuminate, glandular-serrate, villose; stamens 10-15; anthers yellow; 

 styles 4 or 5. Fruit ripening and falling late in September or early in 

 October, on slender slightly villose pedicels, in few-fruited clusters, sub- 

 globose, sometimes rather broader than high, crimson, more or less blotched 

 with green, marked by large pale lenticels, 1.5-1.6 cm. in diameter; calyx 

 httle enlarged, with a broad deep cavity, and small spreading lobes; flesh 

 thin, pale yellow, sweet and edible; nutlets 4 or 5, gradually narrowed 

 and rounded at the apex, thinner and rounded at the base, ridged on 

 the back, with a broad low slightly grooved ridge, 5.5-6 mm. long and 

 4-5 mm. wide. 



A tree 6-7 m, high, with a trunk sometimes 1.5 dm. in 

 diameter, covered with dark scaly bark broken into short 

 thick plates, stout ascending and spreading light gray 

 branches forming a wide open irregular head, and slen- 

 der zigzag branchlcts light green marked by large pale 



lenticels and thickly covered with matted pale hairs when 

 they first appear, becoming light chestnut-brown, lustrous 

 and glabrous in their first season and pale reddish brown 

 the following year, and armed with numerous slender 



