CRATAEGUS IN MISSOURI. 81 



above, with straight or incurved glandular teethj and usually very slightly 

 divided above the middle into 2 or 3 pairs of small acute lobes; deeply 

 tinged with red and coated with long wliite hairs when they unfold^ nearly 

 fully grown when the flowers oj^en the end of April and then thin, dark 

 yellow-green and covered above by soft white appressed hairs and villose 

 on the midribs and veins below, and at maturity thin but firm in texture, 

 yellow-green, glabrous, smooth and lustrous on the upper surface, pale and 

 nearly glabrous on the lower surface, 3-4.5 cm. long and 2.5-3 em. wide, 

 with prominent midribs, and 3 or 4 pairs of tliin primary veins extending 

 obliquely to the points of the lobes and deeply impressed on the upper side 

 of the leaf; turning deep orange-red late in the autumn before falling; 

 petioles stout, narrow-wing-margined to below the middle, villose while 

 young, becoming glabrous, 8-10 mm. in length. Flowers 1.8-2 cm. in 

 diameter, on long slender villose pedicels, in narrow crowded mostly 8-10- 

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

 calyx-tube narrowly obconic, thickly covered with appressed white hairs, 

 the lobes narrow, acuminate and rose-colored at the apex, sparingly serrate, 

 witli slender glandular teeth, glabrous on the outer, villose on the inner 

 surface, rcflcxed after anthesis; stamens 15; anthers pale yellow; styles 

 3-5, surrounded at the base by a narrow ring of pale tomentum. Fruit 

 ripening the end of October, on very slender drooping pedicels, in usually 

 4- or 5-fruited clusters, subglobose to short-oblong, full and rounded at 

 the ends, crimson, lustrous, marked by large pale dots, 8-10 mm. in 

 diameter; calyx prominent, with a broad deep cavity wide and tomentose 

 in the bottom, and small spreading and appressed lobes; flesh thin, yellow, 

 dry and hard; nutlets 3-5, gradually narrowed and acute at the ends, 

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

 and 3.5-4 mm. wide. 



A small tree, with slender slightly zigzag branchlets dark 

 orange-green and covered with matted pale hairs when they 

 first appear, becoming light chestnut-red, verrucose and 

 marked by pale lenticels in their first season and dull gray- 

 brown the following year, and armed with numerous 

 very slender nearly straight purplish shining spines 4-6 cm. 

 long. 



Low moist ground, Olympia Park, Webb City, Jasper 

 County, E. J. Palmer, (No. 8 A type) October 13 and 20, 1901, 

 April 29, 1902, E. J, Palmer and C. S. Sargent, (No. 8) October 



2, 1901, E. J. Palmer, Oct. 13, 1901; Prosperity Junction 

 near Webb City, E. J. Palmer, (No. 8 C) April 29, 1902, 

 (No. 8 D) April 29, 190G; Baker's Branch, three miles south 

 of Webb City, E. J. Palmer (Nos. 8 E & 8 F) March 31, 

 1907; Neck City, Jasper County, E. J. Palmer, (No. 3, with 



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