﻿394 BOTANICAL GAZETTE [june 



Crataegus Ferrissi Ashe, Jour. Elisha Mitchell Sci. Soc. 

 17^:11. 1901. 



Highland Park, May, September and October 1902, E. J, HilL 



Crataegus lucorum Sargent, Bot. Gaz. 31 : 227. 1900; Silva 

 N. Am. 13:125.//. 6yg, 



Banks of sloughs near Harrington ; Fort Sheridan, E, /. HilL May and 

 September 1902. 



coccineae. 

 Stamens 10. 



Anthers pale yellow, 



Crataegus praecoqua Sargent, Rhodora 5: — . 1903. 



Crataegus praecox Sargent, Rhodora 3 : 27. 1901 (not Crataegus Oxya- 

 cantJza praecox Loudon). 



Wildwood, August 1894, May 1896, May, July and September 1899, 

 September 1900; Barrington, May, June and September 1899; Glenwood, 

 May, June and September 1899, May 1901 ; Glendon Park, May, August and 

 September, E, J. Hilly 1900; Glendon Park, C S, Sa7'gent, September 1899. 



Crataegus subrotundifolia, n. sp. — Leaves rhombic to broadly 

 ovate, acute or acuminate at the apex, cuneate or rounded 

 below, finely and often doubly serrate, with straight or incurved 

 gland-tipped teeth, and divided above the middle into 3 or 4 pairs 

 of short acute lobes ; more than half-crrown when the flow 



o 



open and then membranaceous, light yellow-green and covered 

 on the upper surface with long white hairs and paler and glabrous 

 on the lower surface, at maturity thin but firm in texture, 

 glabrous, dark green and lustrous above, light yellow-green 

 below, 3.5-4*'°' long, 2.5-4.5^^ wide, often wider than long, with 

 stout midribs and 3 or 4 pairs of prominent primary veins 

 extending very obliquely to the points of the lobes; petioles 

 stout, usually wing-margined to below the middle, deeply 

 grooved, glandular with numerous dark glands mostly deciduous 

 before autumn, often bright rose color late in the season on the 

 lower side like that of the base of the midribs, 1-2''™ in length ; 

 stipules linear, glandular, reddish, caducous; on vigorous shoots 

 leaves sometimes oblong-ovate, more deeply lobed and more 

 coarsely serrate than on fertile branchlets, concave-cuneate below 

 and gradually narrowed into the broadly winged petioles, So-^"""" 



