ICOSANDRIA, PENTAGYNIA 
22f 
ORDER IV. PENTAGYNIA. 
228. ARONIA. Persoon. {Rosaceae.) 
Calix 5-tootlied. Petals 5. Berry inferior 
5 to 10-celled ; cells 1 or 3-seeded. Seeds 
cartilaginous. — utt. 
1. A. thornless; leaves obovate-oblong, acute, arbutifoiia, 
crenate-dcntate, toinentose beneath ; the rachis 
glandulous above, flowers corymbose ; calices to- 
mentose. — Willd. and Pursh. 
Cratsegus pyrifolia, Lamark. 
Mespilus arbutifolia, Sp. PI. 685. 
M. arbutifolia, var. ct erythrocarpa, Mich. 
M. piimila, Schmidt. Arb. 88. (Pursh.) 
Pyrus arbutifolia, Willd. 
P. arbutifolia: erythocarpa, Muhl. 
Aronia pyrifolia, Pers. 
Icon. Mill. ic. 109. (Pursh.) 
^Arbutus-leaved Jlronia. Red-fruited Medlar^ or 
Swamp-service. 
This fine little shrub is very ornamental to the swamps and 
bogs of Jersey, in which it is so common. It is about three 
feet high. Flowers white. Berries red. I 2 . May. 
2. A. thornless ; leaves obovate-oblong, acumi- melanocarpa, 
, nate, serrate, glabrous below ; rachis glandulous 
above; flowers corymbose; calices glabrous. — 
Willd. enum. 
Crataegus arbutifolia, Lamark. 
Mespilus arbutifolia, Schmidt, arb. 86. 
M. arbutifolia, /3. melanocarpa, Mich. 
iPyrus arbutifolia; melanocarpa, MuhL 
jAronia arbutifolia, Pers. 
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