VOL. II.] 



APPLE FAMILY. 



2 4 I 



3. Crataegus punctata Jacq. 



Crataegus punctaia Jacq. Hort. Vind. i: 10. pi. 28. 

 Mespilus cornifolia Muench. Hausv. 5: 145. 1770. 

 Crataegus tomentosa var. punctaia A. Gray, Man. Ed. 2, 



124. 1856. 



A shrub or small tree, sometimes 25 high, with 

 horizontal, thorny branches. Thorns i / -2 / long, often 

 branched; leaves slender-petioled, obovate, obtuse or 

 short-pointed at the apex and irregularly serrate or 

 serrulate, cuneate and often entire at the base, nearly 

 glabrous above, pubescent or at length glabrous be- 

 neath, 2'-$' long, rarely lobed, veins straight, con- 

 spicuous; corymbs many-flowered; flowers 5 // ~9 // 

 broad; calyx-lobes linear, entire; styles 3-5; calyx and 

 pedicels pubescent or glabrate; fruit globose or oval, 

 red or yellow, 8 // -i2 // in diameter. 



In thickets, Quebec and Ontario to Georgia, especially 

 in the mountains, west to Iowa. May. 



Crataegus punctata canescens Britton, Bull. Torr. Club, 21: 



231. 1894. 



Lower leaf-surfaces, petioles, peduncles and pedicels 

 densely whitish-tomentose. Vermont to Pennsylvania. 



L/arge-fruited Thorn. 

 1770. 



(Fig. 1993.) 



4. Crataegus cordata (Mill.) Ait. 



Washington Thorn. (Fig. 1994.) 



Mespilus cordata Mill. Fig-. PI. pi. 179. 1760. 

 Crataegus populifolia Walt. Fl. Car. 147. 1788. 

 Crataegus cordata Ait. Hort. Kew. 2: 168. 1789. 



A tree, i5-45 high, with maximum trunk 

 diameter of about 18', often lower and shrubby. 

 Spines slender, i / -2 / long; leaves slender-peti- 

 oled, broadly ovate, generally sharply 3-7-lobed 

 and serrate, acute or acuminate at the apex, 

 truncate or cordate at the base, glabrous on both 

 sides, i '-3' long; corymbs many-flowered, ter- 

 minal; flowers 4 // -6' / broad; pedicels glabrous; 

 calyx glabrous or sparingly pubescent without, 

 quite pubescent within, its lobes ovate; styles 5; 

 fruit bright red, depressed-globose, i" high. 



In woods and thickets, Virginia to Georgia, espe- 

 cially along the mountains, west to Illinois and 

 Tennessee. Much planted for hedges; escaped from 

 cultivation in southern New Jersey and Pennsylva- 

 nia. Wood hard, reddish brown; weight per cubic 

 foot 45 Ibs. March-May. 



5. Crataegus Oxyacantha I,. Hawthorn. 



White or May Thorn. (Fig. 1995.) 

 Crataegus Oxyacantha L. Sp. PI. 477. 1753. 



A shrub or tree, sometimes attaining a height of 

 40 and trunk diameter of i or more. Thorns 

 stout, numerous; leaves slender-petioled, glabrous 

 on both sides or pubescent when young, sharply 3- 

 7-lobed, broadly ovate or slightly obovate, acute or 

 obtusish at the apex, broadly cuneate at the base, 

 i / -2 / long, the lobes serrate or entire; corymbs 

 many-flowered; pedicels and calyx glabrous or 

 sparingly pubescent, not glandular; flowers $"-7" 

 broad, white or pink; calyx-lobes ovate; styles 1-3; 

 fruit globose or globose-ovoid, about 3" high. 



Along roadsides and in thickets, sparingly escaped 

 from cultivation. Wood hard, yellowish -white ; weight 

 per cubic foot 50 Ibs. Introduced from Europe and 

 native also of Asia. May -June. Called also Hathorne, 

 Hedge-thorn, May Bush, May, Quickset. 



16 



