228 ICOSANDRIA, PENTAGYNIA. 



Black-fruited Medlar, or Swamp-service, 



A shrub, from eighteen inches to two feet high, resembling 

 No. 1, very closely ; easily distinguished, however, by the un- 

 der side of the leaves being glabrous, and the fruit black, in 

 the present species, Berries about the size of the largest 

 •whortle-berries, and quite black. In the bogs and swampy 

 thickets of Jersey, every where common. J2 • May. 



arborea. 



3. A. without thorns \ leaves oblong-elliptic, cus- 

 pidate, the old ones smooth; flowers racemose, 

 petals linear-lanceolate, germs pubescent, cali- 

 cine segments smooth. — WilliL 



Crataegus racemosa, Lamark. 



Mespilus Canadensis, Sp. Pi. 685. 



M. Canadensis, cordata, Mich. Fl. Am. 



M. arborea, Mich. f. Arb. forest. 



Pyrus Botryapium, Willd. 



Aronia Botryapium, Pers. 



Icon. Midi. f. Arb. forest, vol. 3. p. 68. 



Jane-berry. Snowy -medlar. Wild Pear-tree. 

 Wild-service. 



This is an elegant, small tree, which ornaments the banks 

 of our rivers and creeks, swampy woods and thickets, by its 

 profusion of snow-white flowers, in the month of April, and 

 beginning of May. The young leaves are folded and downy on 

 the under side. When old, they become smooth underneath. 

 Berries black. April. 



229. PYRUS. Gen. pi. 858. (Rosacea.) 



Calix 5 -cleft. Petals 5. Apple large and 

 carnose, inferior, 5 -celled, many- seeded. 



eoronam. 



1. P. leaves broad-oval, round at the base, near- 

 ly angular, serrate, smooth, peduncles corym- 

 bose. — Willd. and Pursh. 



Malus coronaria, Mich. f. Arb. forest. 



