CALYCANTIIACEiE. (CAKOLINA-ALLSPICE FAMILY.) 129 



Var. melanocarpa. Stem low (2° -4°); hranchlets, cymes, and leaves 

 Bmootli or nearly so ; leaves small ; petals white ; berries black. (Aronia me- 

 lanocarpa, Ell.) — Swamps, Florida to Mississippi, and northward. March and 

 April. 



* * * Leaves unequally pinnate : n/mes compound : fruit haccate. 



4. P. Americana, DC. Leaflets 1.3-1.5, lanceolate, acuminate, serrate 

 above the middle, soon smooth ; cymes large, dense ; berry small, globose or 

 pear-shaped, scarlet. (Sorbus microcarpa, Pursh.) — Highest mountains of 

 North Carolina. May and June. — A shrub or small tree. Fruit acid. 



17. AMELANCHIEE, Medic. 



Calyx .5-cleft. Petals 5, oblong. Stamens numerous, short. Styles 5, more 

 or less united. Fruit baccate, containing 3-5 cartilaginous 2-seeded carpels ; 

 seeds separated by a false partition. — Shrubs or small trees, with simple 

 leaves, and white flowers in terminal racemes. 



1 . A, Canadensis, L , var. Botryapium, Torr. & Gray. Branches, 

 leaves, and racemes tomentose when young, soon smooth ; leaves elliptical, ab- 

 ruptly acute, finely and sharply serrate, often slightly cordate ; racemes slender, 

 appearing before the leaves ; petals four times as long as the calyx ; fruit glo- 

 bose, purplish. (Aronia Botryapium, Ell. ) — Woods, Floi-ida to Mississippi, and 

 northward. February and March. — A small tree, with smooth whitish bark. 



Var. rotundifolia, Torr. & Gray. Shrubby ; leaves roundish-oval, some- 

 what acuminate, sharply serrate; racemes 6-10-flowered ; petals small, nar- 

 rowly oblong. (Aronia ovalis, £/Z.) — Low grounds, chiefly in the upper dis- 

 tricts, Georgia and northward. March. — Shrub 2° - 3° high. 



The cultivated representatives of this order are the Plum (Prunus domes- 

 Ticus, L.), Apricot (P. Armesiaca, L.), Cherries (P. Avidm and P. Ce- 

 RASus, L.), Peach (Persica vulgaris, Mill.), Apple (Pyrbs malus, L.), 

 Pear (P. communis, L.), Quince (Ctbonia vulgaris, Pers.), and the 

 Almond (Amtgdalus). 



Order 49. CALYCANTHACE^E. (Carolina-Allspice 



Family.) 



Shrubs, with opposite and entire leaves, without stipules or pellucid 

 dots. — Sepals and petals numerous and alike, united below into an ob- 

 conical fleshy cup, imbricated in the bud. Stamens numerous, short, 

 inserted within the petals, the inner ones often sterile. Anthers adnate, 

 extrorse. Ovaries several, enclosed in the calyx-tube, and inserted on 

 its inner face, becoming 1-seeded achenia in fruit. Seeds anatropous, 

 without albumen. Cotyledons convolute. 



