438 HORACES. (MULBERRY FAMILY.) 



Filaments inflexed in the bud, elastic. Calyx of the fertile flowers 

 3 - 5-sepalous. Ovary 1 - 2-celled, 1 - 2-ovuled. Styles 2. Achenium 

 1-seeded. Embryo curved, in fleshy albumen. 



1. MOBUS, Tourn. MULBERRY. 



Flowers monoecious, spiked ; the sterile aud fertile flowers in separate 

 spikes. Calyx 4-parted. Stamens 4. Ovary 2-celled. Styles filiform. 

 Acheniuin ovate, compressed, covered by the succulent berry-like calyx. 



Trees, with rounded leaves, and axillary spikes. 

 i 



1. M. rubra, L. Leaves cordate-ovate, acuminate, serrate, petioled, 

 rough above, white toinento.se beneath, on young shoots 3-5-lobed ; stipules 

 linear ; sterile spikes slender, drooping ; the fertile ones ovoid or oblong, re- 

 sembling a blackberry in fruit. Rich woods. March. A small tree. 



2. M. alba, L. Leaves cordate-ovate, acute, serrate, oblique at the base, 

 smooth and shining, sometimes lobed; fruit whitish. Around dwellings. 

 Introduced. A small tree. 



2. FICUS, Touru. FIG. 



Flowers monoecious or dioecious, lining the inside of the fleshy closed recep- 

 tacle. Calyx of the sterile flowers 3-parted. Stamens 3. Calyx of the fer- 

 tile flowers 5-cleft, pedicelled. Styles lateral, slender. Achenium fragile. 

 Embryo hooked. Trees or shrubs, with entire or lobed leaves, and large 

 convolute stipules. Flowers axillary. 



1. F. aurea, Nntt. Branches pale, smooth, furrowed; leaves smooth, 

 coriaceous, oblong, entire, narrowed but obtuse at each end, stout-petioled ; 

 receptacle orange-yellow, globose, bracted, on short and thick pedicels. 

 South Florida. A small tree. Leaves 3' -4' long. Fruit about 4" in 

 diameter. 



2. F. pedunculata, Willd. Branches terete, uneven ; leaves ovate or 

 oval, coriaceous, entire, smooth, obtuse, rounded or slightly cordate at the 

 base, slender-petioled ; receptacle yellowish, globose or obovate, slightly 

 bracted, as long as the slender pedicels. South Florida. Tree 20 -40 

 high, multiplying by means of aerial roots. Leaves 2'- 1\' long, \\' wide. 

 Receptacle rather smaller than in No. 1. 



3. F. brevifolia, Nutt. Branches smooth ; leaves cordate-ovate, entire, 

 obtuse, smooth, on short petioles ; receptacle purplish-red, depressed-globose, 

 single, short-peduncled, with 2-cleft bracts. South Florida (Dr. Blodgett). 

 A small tree. Leaves 2' long, with impressed veins. 



F. CARICA, L., is the common cultivated FIG. 



BROUSSONETIA PAPYRIFERA, Vent., the PAPER MULBERRY of our yards, 

 belongs to this family. 



