1903] Sargent,— Recently Recognized Species of Crataegus I4I 
cm. wide, with thin yellow midribs deeply impressed above and slen- 
der veins extending to the points of the lobes; petioles slender, 
slightly wing-margined at the apex, glandular, 2—2.5 cm. in length. 
Flowers small, on short slender pedicels, in long slender-branched 
glabrous usually 8—10-flowered compound corymbs ; bracts and bract- 
lets linear, minute, glandular, caducous ; calyx narrowly obconic, green 
tinged with red, the lobes slender, elongated, acuminate, entire or 
occasionally glandular-serrate near the middle, reflexed after anthesis 7 
stamens usually ro or 5—10; anthers small, dark rose color ; styles 3 
or 4. Fruit on short thickened pedicels in drooping few-fruited 
clusters, short-oblong or rarely ovate, full and rounded at the ends, 
bright scarlet, very lustrous, marked by few large dots, 1.2—1.4 Cm. 
long, about 1 cm. wide; calyx small, closely appressed, with a deep 
narrow cavity and lobes gradually narrowed from broad bases, 
acuminate, often slightly glandular-serrate ; flesh thick, juicy, yellow, 
of a pleasant flavor; nutlets 3 or 4, thin, acute at the ends, promi- 
nently ridged on the back, with a broad sometimes slightly grooved 
ridge, about 8 mm. long. 
A broad round-topped shrub 2-3 m. in height with numerous 
thick stems, covered with ashy gray bark, and stout zigzag branchlets 
marked by pale lenticels, yellow-green when they first appear, bright 
red-brown and lustrous during their first season, becoming dull light 
red-brown the following year, and armed with many slender red-brown 
shining straight or slightly grooved spines 2—7 cm. in length. Flow- 
ers during last week of May. Fruit ripens early in September but 
does not fall until the middle of October. 
MassACHUSETTS: Meadows near the Stockbridge Bowl, Lenox, 
C. S. Sargent, August 17, 1885; Brainerd and Sargent, May 30, 
1902; C. S. Sargent, September 8, 1902; by the road from Great 
Barrington to Alvord, Brainerd and Sargent, May 31, r9o2 ; Great 
Barrington, C. S. Sargent, September 8, 1902. New YORK: incom- 
plete specimens collected by C. Z Peck at Sand Lake, Rensselaer 
County, and at Westport during the season of 1902 appear to belong 
to this species. 
Crataegus ascendens, n. sp. Crataegus acutiloba, Sargent, 
RHODORA, iii. 23, in part. 
Leaves oblong.ovate, acuminate, full and rounded or cuneate at 
the glandular base, finely and occasionally doubly serrate, with 
straight or incurved gland-tipped teeth, and slightly divided into 4 or 
5 pairs of short broad acuminate lateral lobes; tinged with red as 
they unfold and covered above early in the season with short white 
appressed hairs; more than half grown when the flowers open, and 
at maturity thin but firm in texture, glabrous, dark yellow-green on 
