1905.] NATURAL SCIENCES OF PHILADELPHIA. 631 



5-8, usually 5; anthers light rose color or pink; styles 3-5, surrounded 

 at the base by a narrow ring of pale tomentum. Fruit ripening at the 

 end of August and soon falling, on stout slightly villose pedicels, in 

 few-fruited clusters, subglobose to short-oblong, full and rounded at the 

 apex, concave and slightly hairy at the base, scarlet, lustrous, marked 

 by large pale dots, 1.3-1.5 cm. long and 1.1-1.3 cm. wide ; calyx slightly 

 enlarged, with a narrow deep cavity, and laciniately serrate mostly in- 

 curved lobes generally persistent on the ripe fruit; flesh thick, yellow, 

 rather juicy; nutlets usually 4, gradually narrowed and acute at the 

 ends, slightly grooved or occasionally ridged on the back, with a low 

 narrow ridge, about 8 mm. long and 4 mm. wide. 



A tree 5-7 m. high, with a short trunk occasionally 10 cm. in diam- 

 eter, or often a tall shrub, with small erect or ascending branches form- 

 ing a narrow oblong head, and slender nearly straight branchlets marked 

 by small pale lenticels, dark orange-green and slightly villose when they 

 first appear, dull reddish-brown during their first year and finally ashy- 

 gray, and armed with stout straight or slightly curved red-brown spines 

 usually 3-4 cm. long and on old stems becoming elongated and much 

 branched . 



Borders of streams and meadows. Common. Berks county: C. L. 

 Gruher (Nos. 5 and 168), 1901. Bucks county: C. D. Fretz (Nos. 135, 

 146 and 146A), May and September, 1901. Philadelphia county: B. 

 H. Smith, Island road, Kingsessing (No. 209), May and September, 

 1902 and 1903. Delaware county: Lownes' Run, B. H. Smith, May, 

 1905. Also in New Castle county, Delaware. 



VII.— COCCINEiE. 



Corymbs many-flowered ; stamens 10 or less ; anthers pale yellow ; nut- 

 lets 2 or 3, obtuse at the ends, conspicuously rounded on the back. 

 Leaves subcoriaceous ; fruit 1.2-1.5 cm. in diameter, 1. C. coccinea. 

 Leaves thin; fruit usually less than 1 cm. in diameter, 2. C. dodgei. 

 Corymbs few-flowered ; stamens 20 ; anthers bright rose color ; nutlets 

 5, acute at the ends, obscurely grooved on the back, 



3. C. evansiana. 



1. Crataegus coccinea Linn»us. 



Spec, I, 476 (1753). Sargent, Bot. Gazette, XXXI, 11; Silva N.'Am., 



XIII, 133, t. 683; Man. 459, f. 375. 



Berks county: Near Kutztown, C. L. Gruber (No. 197), 1903, May 

 and September, 1904. Northampton county: T. C. Porter, May and 

 August, 1894, June, 1896. 



The specimens from Easton are quite glabrous and well represent 

 the y&Tiety rotundifolia Sarg. {Bot. Gazette, XXXI, 14 [1900]; Silva 



