Chapman's Hill Thorn 



465 



rather coarse appressed teeth and three or four pairs of pointed lobes, light yel- 

 low-green when young, thin, becoming leathery and dark green above, paler be- 

 neath; leaf-stalks slightly winged at the apex, glandular, i to 3 cm. long. The 

 flowers are about 2 cm. wide in many- flowered, smooth corymbs; calyx^ lobes 

 linear, remotely glandular-toothed; stamens about 10; anthers pale yellow; styles 

 2 to 4. The fruit ripens in September and October; it is subglobose, about 10 mm. 

 thick, dark red; calyx-lobes erect, conspicuous; flesh yellow, dry, sweet; it contains 

 2 to 4 nutlets 6 to 7 mm. long, ridged on the back, nest of nutlets 7 to 9 mm. thick. 

 CratcBgus coccinea of Sargent seems to be a form of this, with shghtly pubescent 

 leaves, corymbs and fruits, with about the same range as the type. 



26. MISS JONES' THORN — Crataegus JonessB Sargent 



Miss Jones' thorn occurs on Mt. Desert island and the neighboring Maine 

 coast. It is a tree sometimes 6 meters high, with spreading branches forming a 

 broad, irregular crown; the bark is dark brown, scaly; the twigs are orange-brown, 

 woolly-hairy, becoming smooth, and 

 are armed with curved chestnut- 

 brown spines s to 8 cm. long. 



The leaves are elliptic-ovate, 

 4 to 10 cm. long, 3 to 8 cm. 

 wide, abruptly pointed at the apex, 

 wedge-shaped at the base, doubly 

 toothed above, with 4 to 6 pairs 

 of sharp-pointed flaring lobes, 

 slightly hairy when yoxmg, particu- 

 larly along the veins beneath, dark 

 green and shining on the upper 

 surface, paler beneath, leathery; 

 leaf-stalks hairy, slightly winged 



above, 3 to 5 cm. long. The Fig. 416. -Miss Jones' Thom. 



flowers are about 25 mm. wide, m many-flowered, long-hairy corymbs; calyx-tube 

 woolly-hairy, the lobes abruptly long-pointed, remotely toothed, hairy; stamens 

 about 10; anthers large, pink; styles 2 or 3. The fruit ripens in October; it is 

 short-oblong to oblong pear-shaped, about 15 mm. thick, bright carmine-red, with 

 a few short hairs; flesh yellow, mealy, sweet, the calyx- lobes appressed, conspicu- 

 ous; it contains 2 or 3 nutlets, commonly 3, about 9 mm. long, strongly ridged on 

 the back, the nest of nutlets about 8 mm. thick. 



27. CHAPMAN'S HILL THORN — Cratsegus collina Chapman 



This species occurs in the hilly parts of the Appalachian Mountains from 

 southwestern Virginia to central Georgia, and extends westward to southern 

 Missouri and northern Mississippi. It sometimes ascends to 800 meters. It is a 



