﻿390 BOTANICAL GAZETTE [june 



4f 



gray, and armed with numerous stout slightly curved light chestnut-brown 

 shining spines 2-4^"" in length. Flowers from the ist to the loth of May. 



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Fruit ripens the middle of September and soon falls. 



Drift hills iu clay soil, Mokena, September 26, iqoo, May, June and 

 September 1901, and May and September 1902, E. J. Hill. 



Well distinguished in this group by the shape of the very thin scabrous 

 leaves and pyriform fruits. 



+ 



Crataegus Egaxi Ashe, Jour. Elisha Mitchell Sci. Soc. 17': 15. 

 1900. 



Bremen, October igoi ; Egandale, Highland Park, May, September 

 and October 1902; Highland Park and Tinley Park, May and September 



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ig02, E, Jn Hill ; Mokena, September 1902, C S. Sargent, 



Stamois 10, 



Crataegus sextilis, n. sp. — Glabrous with the exception of the 

 hairs on the upper surface of the young leaves. Leaves short- 

 ovate, acute, rounded, cuneate, or particularly on vigorous shoots 

 cordate at the wide entire base, finely serrate above, with straight 

 or incurved glandular teeth, and deeply divided into 5 or 6 pairs 

 of spreading acuminate lobes ; when they unfold deeply tinged 

 with red, covered above with soft white hairs, and glabrous 

 below; at maturity thin but firm in texture, dull bluish green 

 and scabrate on the upper surface, paler on the lower sur- 

 face, 3.5-4.5''"' l<^»g. S-S-S""'" wide, and often wider than long, 

 .with slender yellow midribs and thin primary veins extending 

 obliquely to the points of the lobes; petioles slender, often 

 slightly wing-margined at the apex, grooved, sparingly glandular , 

 particularly while young, from 2-3 *="" in length ; stipules linear 

 to lanceolate, glandular, caducous. Flowers 1.3-1.5 ^"^ in diame- 

 ter on long slender pedicels, in compact mostly lo-flowered 

 thin-branched glabrous compound corymbs ; bracts and bract- 

 lets linear, glandular, small, usually deciduous before the flowers 

 open; calyx tube narrowly obconic, yellow-green, the lobes nar- 

 row, acuminate, entire or slightly serrate, sparingly glandular; 

 stamens lo; anthers pink; styles usually 3, surrounded at the 

 base by a broad ring of pale tomentum. Fruit on slender 

 pedicels in drooping few-fruited clusters, subglobose to short- 

 oblong, scarlet, lustrous, 1.2-1,4^°^ in diameter; calyx sessile, 

 with a narrow shallow cavity and small spreading closely 





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