320 



MALACEAE. 



Vol. II. 



69. Crataegus Marshallii Eggl. Parsley Haw, 

 Parsley-leaved Thorn. Fig. 2403. 



C. Marshallii Eggl. in Britton & Shafer, N. A. Trees 473. 



1908. 

 Mespilus apiifolia Marsh, Arb. Am. 89. 1785- 

 C. apiifolia Michx. Fl. Bor. Am. i : 287. 1803. Not Medic. 



1793- 



A shrub or small tree, 7°-20° high, the stems usually 

 crooked; branches spreading; bark smooth; twigs 

 tomentose; spines few, I'-il' long. Leaves broadly 

 ovate to orbicular, acute, slightly cordate to cuneate at 

 the base, pinnately 3-7-lobed, serrate, ¥-i¥ long and 

 wide, pilose above when young, pilose beneath, mem- 

 branous ; petioles i'-2' long, tomentose ; corymbs 3-12- 

 flowered, usually villous; flowers 6"-8" broad; calyx- 

 lobes lanceolate, acuminate, serrate, glabrous outside; 

 stamens about 20 ; anthers dark red ; styles and nutlets 

 usually 2 ; fruit ellipsoid or ovoid, 2"-4" long, scarlet, 

 slightly pubescent; calyx-lobes reflexed; nutlets smooth 

 on back, bare at apex. 



Along streams and swamps, Virginia to Florida, Mis- 

 souri and Texas. Wood hard, bright reddish-brown ; weight 

 per cubic foot 46 lbs. March-April ; fruit ripe October. 



70. Crataegus spathulata Michx. Small- 

 fruited Thorn or Haw. Fig. 2404. 



C. spathulata Michx. Fl. Bor. Am. i : 288. 1803. 

 C. microcarpa Lindl. Bot. Reg. 22; pi. 1S46. 1836. 



A shrub or small tree, I5°-2S° high, the bark light 

 brown, smooth, flaky. Twigs glabrous; spines sparse, 

 I'-iii'; leaves spatulate or oblanceolate, 4'-ii' long, 

 i'-i' wide, acute or rounded and sometimes 3-5-lobed, 

 sharply cuneate into a winged petiole, crenate-serrate, 

 dark green and slightly villous above when young, 

 membranous ; flowers about 5" broad, several or nu- 

 merous in glabrous corymbs ; calyx-lobes deltoid, 

 entire; stamens about 20; anthers pink; styles and 

 nutlets usually 5 ; fruit globose or subglobose, red, 

 2" or 3" thick, calyx-lobes reflexed ; nutlets slightly 

 ridged on back, the apex bare. 



Thickets at lower altitudes, Virginia to Florida. Mis- 

 souri and Texas. Wood hard, reddish-brown. Weight 

 per cubic foot 45 lbs. Narrow-leaved thorn. May- 

 June. 



71. Crataegus uniflora Muench. Dwarf Thorn. Fig. 2405. 



C. uniflora Muench. Hausv. 5: 147. 1770. 



C. parvifolia Ait. Hort. Kew. 2: 169. 1789. 



C. Sniifhii Sarg. Trees & Shrubs 2 : 67. 1903. 



A small irregular shrub, 3°-8° high. Spines numerous, 

 slender, straight, often leaf-bearing, i'-2i' long; leaves 

 obovate to spatulate, i'-ij' long, .I'-ii' wide, obtuse or 

 rounded at the apex, cuneate at base, crenate or crenate- 

 serrate, subcoriaceous, shining above, very pubescent, 

 becoming scabrate ; petioles about i' long, pubescent, 

 winged ; corymbs tomentose, 1-3-flowered, flowers 6"-8" 

 wide ; calyx-lobes f oliaceous, slightly pubescent, lacini- 

 ate ; stamens about 20; anthers white; styles and nutlets 

 5-7; fruit ellipsoid, pyriform or globose, greenish-yellow 

 or red, s"-8" thick, pubescent; calyx-tube prominent, its 

 lobes reflexed ; flesh firm. 



In sandy soil, Long Island, N. Y., to Florida, west to 

 West Virginia, southern Missouri and central Texas. Has 

 been confused with C. tomentosa L. April, May ; fruit ripe 

 October. 



