CHAPTER XIV. 

 TRIFOLIATE ORANGE GROUP VARIETIES. 



Trifoliate. Form round or sometimes slightly pyri- 

 form; size small, 13-4x2 inches, 21-8x2 inches; color 

 lemon yellow or light orange; apex creased, depressed, or 

 with a slight creased elevation set in a ringed depression, 

 generally terminated by a small dark speck ; base elevated, 

 creased and ridged ; calyx represented by a ring minus the 

 points of the segments; rind about 1-8 inch thick, rough, 

 pitted, covered with minute hairs, rather easily detached ; 

 oil cells depressed, oval or nearly globose, filled with a sort 

 of resinous, strongly aromatic oil; sections quite regular, 

 not clearly defined, six in number, flesh greenish; juice 

 sacks very slender, pointed; juice clear, acid; flavor quite 

 good when not mingled with the oil of the rind ; pith small, 

 compact; seeds numerous, twenty-five to thirty oval, 

 plump, rounded at one end, blunt pointed at the other, the 

 rounded end marked with a round brown spot; season 

 September-October. 



Grown as a stock on which to work other varieties 

 of citrus fruits, particularly for planting in frosty reg- 

 ions. Introduced in 1869 by the late Wm. Saunders, U. 

 S. Department of Agriculture. 



HYBRIDS. 



Colman. (Hybrid 772). Form round and slightly 

 flattened, sometimes lopsided; large, 2% x 3% inches; 

 calyx, small; color, light yellowish orange; rind, smooth, 

 thin, % inch thick, sometimes slightly furrowed, covered 

 with very short hairs; flesh, light lemon colored; juice 

 sacks, slender; flavor, acid, bitter, peculiar; almost seed- 

 less; season, September-November. 



Tree a strong, upright grower with stiff, upright 

 branches and dense foliage. 



