ICOSANDRIA.. DIGTNIA. 305 



5ST. CRAT^GUS. L, (Hawthorn.) 



Calix 5-cleft. Petals 5. Stijles 1 to 5. Fruit 

 a farinaceous berry, or small apple producing 

 2 to 5 bony seeds, or nuts. 



Small spiny trees or shrubs; leaves alternate simple, 

 undivided orlobed; peduncles many-flowered, mostly ter- 

 minal and corymbose, rarely solitary lateral or terminal; 

 flowers white sometimes rosaceous; fruit scarlet or yellow. 



Species. l.C apiifolia. Flowers and berries small, 

 the latter scarlet. Preferable to every other species ia 

 North America for hedges, remaining green very late in 

 the autumn, being also perfectly hardy and spreading 

 low so as to produce a close fence, similiar to that afford- 

 ed C. Oxyacantha in the north of Europe, a species which 

 in the United States thrives badly and grows up erect so as 

 to be unfit for close hedges as in its native soil. 2. spa^ 

 thulata. 3. coccinea. This fine species frequently becomes 

 a small tree and produces abundance of fruit. 4. popuUfo' 

 litt. S.pyrifoKa. 6. eUiptica. 7 ■ glandulo'sa. S.Jfava. Fruit 

 large, not very abundant, but of an exquisite flavor, simi- 

 lar to that of the finest apple. 9. parvifolia. 10. puncta- 

 ta. 11. C'rus^alH. 



Principally a North American genus, at the same time 

 there are 3 species in Japan, 6 in Europ®, 1 in the Levant, 

 1 in India, and 2 in the northern parts of Africa, there are 

 also 2 -pecies said to be indigenous to Peru. 



338. SORBUS. L, (Mountain Asb.) 



Calix 5-cleft. Petals 5, Styles 2 or S. 

 Berry farinaceous, inferior, 2 or 3-seeded. 

 Seeds cartilaginous. 



Trees with alternate leaves, which are pscudopinnate, 

 pinnatifid, deeply toothed or lobed; flowers corymbose 

 terminal. 



gpeciES. 1 S. americona. Apples fulvous insipid and 

 farinaceous, about half the size of those of Pt/i-us coroun- 

 ria, seldom containing more than 1 or 2 perfsct seeds. 2. 

 microcarpa. 



An European genus S. auaipmia, and S. fii/bnda, ex- 

 teoxling within the arctic circle. 



D d 2 



