162 Rhodora [SEPTEMBER 
RECENTLY RECOGNIZED SPECIES OF CRATAEGUS IN 
* EASTERN CANADA AND NEW ENGLAND,— VI. 
C. S. SARGENT. 
TOMENTOSAE. 
Stamens 20; anthers rose-color or pink. 
Crataegus Helenae, n. sp. Leaves broadly ovate to oval, acute 
or short-pointed and acuminate at the apex, concave-cuneate or 
rounded at the entire base, finely and often doubly serrate above, 
with straight glandular teeth, and slightly divided above the middle 
into 3 or 4 pairs of short acuminate lobes, when they unfold tinged 
with red, glabrous with the exception of a few hairs along the upper 
side of the midribs and conspicuously reticulate-venulose, with mid- 
ribs and veins deeply impressed on their upper side, when the flowers 
open late in May or at the beginning of June, thin but firm in texture, 
dark green, smooth and lustrous above and pale or glaucous below, 
and at maturity coriaceous, dark green on the upper and pale on the 
lower surface, 5-6 cm. long, 4-5 cm. wide, with stout yellow midribs 
often rose-colored on the lower side toward the base, and slender 
yellow primary veins extending obliquely to the points of the lobes ; 
petioles stout, wing-margined at the apex, usually rose-colored in the 
autumn, r.2—1.5 cm. in length; stipules linear, acuminate, bright red, 
mostly deciduous before the flowers open ; leaves on vigorous shoots 
broadly oval to rhombic, short-pointed at the apex, rounded or cune- 
ate at the base, coarsely serrate, often 6 cm. long and 5 cm. wide, 
with short stout broadly winged dark red petioles. Flowers about 
1.5-1.7 cm. in diameter, on elongated slender glabrous pedicels, in 
usually. 12—18-flowered compact corymbs, with oblong-obovate to 
linear bracts and bractlets glandular, with minute dark red glands, 
bright scarlet like the large and conspicuous inner bud-scales and 
mostly deciduous before the flowers open; calyx-tube narrowly ob- 
conic, glabrous, dark red in the bud, the lobes slender, acuminate, 
glandular, with minute stipitate glands, glabrous on the outer and 
puberulous on the inner surface, reflexed after anthesis; stamens 20, 
long-exserted ; anthers large, dark rose color; styles 2 or 3, mostly 
2. Fruit ripening early in September and falling during the month, 
on slender erect reddish pedicels, in few-fruited clusters, short-oblong, 
often ovate, full and rounded at the ends, scarlet, very lustrous, trans- 
lucent, 8-10 mm, long and nearly as broad; calyx little enlarged, 
with a narrow shallow cavity, and spreading and reflexed lobes vil- 
lose-pubescent on the upper side and mostly persistent on the ripe 
fruit; flesh thin, orange color and succulent; nutlets usually 2, broad 
