

VOLUME XXXI . [) NUMBER 4 
DOTANICAL: G4AZETIE 
APRIL, rgor 
NEW OR LITTLE KNOWN NORTH AMERICAN 
‘LREIGES, <1: 
CHARLES S.-SARGEN'T. 
’ Crataegus acutifolia, n. sp.—Glabrous. Leaves oval to 
oblong-obovate, acute or acuminate, or rarely rounded at the 
apex, cuneate at the base, finely crenulate-serrate with gland- 
tipped teeth except toward the base, or occasionally only above 
the middle, on vigorous leading shoots sometimes irregularly 
divided toward the apex into two or three pairs of short acute 
lobes; nearly fully grown when the flowers open and then thin 
and lustrous above and at maturity thin but firm in texture, dark 
green and very lustrous on the upper surface, pale yellow- 
green on the lower surface, about 1% in. long and I in. wide, 
and on leading shoots sometimes 2% to 3 inches long and 
nearly 2 in. wide, with slender light yellow midribs compara- 
tively deeply impressed above, and four or five pairs of thin pri- 
mary veins without the parenchyma; petioles slender, winged 
above by the decurrent bases of the leaf-blades, deeply grooved, 
glandular with minute dark caducous glands, from % to ¥ in, in 
length ; stipules linear, elongated, dark red, caducous. Flowers 
% in. in diameter on slender pedicels, in compound many-flowered 
compact corymbs; bracts and bractlets linear, glandular-serrate, 
caducous; calyx-tube narrowly obconic, the lobes lanceolate, 
acuminate, entire or occasionally obscurely glandular-serrate ; | 
stamens 10; filaments slender, elongated; anthers small; styles 
if 217 
