AURANTIACE^. 80 



A small shrub, 2 — 6 feet high, in hedges and thickets, with yellowish flowers, 

 and red fruit. May. Siceet Sumach. 



* ** Leaves simple. 



8. R. COTI'NA. 



Leaves simple, obovate : panicle racemed, plumose. A small tree, G feet 

 high, from S. Kurope. It is reared in shrubberies, chiefly remarkable for 

 the very singular and ornamental appearance of its long, diffuse, feathery, 

 fruit stalks, showing in the distance, as if the plant were involved in a cloud 

 of smoke. Flowers small, in terminal, compound panicles. Leaves smooth, 

 entire, much rounded at the end. In Italy the plant is used for tanning. 



Venetian Sumach. Smoke-plant. 



ORDER XXXVi. AURANTIACEiE. The Orange Tribe. 



Cal. — Sepals 3 — 5, united into a short, urceolale or campanulate cup. 



Cor.— Petals 3—5. 



Sta, — As many as the petals or .some multiple of their number, in a single row, hypogynous. 



Oua.— Compounded of several united carpels. Style 1. 



JV. — A berry (orange), many-celled, pulpy, covered with a thick rind. 



^rfs.^^Atlaehed to the inner'angle of each carpel. Albumen 0. 



The genera are nearly all natives of Tropical Asia, and are naturalized throughout all 

 Tropical regions, and cultivated iu all civilized countries for their beauty and fragrance, 

 both of flowers and fruit. 



Properties. These fruits contain free Citric and Malic Acid, and their pulp is grateful to 

 the taste. The rind contains an aromatic volatile oil which is tonic and stomachic. The 

 rind of the Lime yields the Oilof Burgamot, and the flower of the Orange the Oilof Neroli. 



CITRUS. 



Calyx and petals as above. Anthers 20; (ilaments in sev- 

 eral sets; berrj 9 — iS-celled. 



Gt. KiTgict, the Citron, the fruit of one of the species. An ancient and 

 noble trenus, combining in its species many e-xcellencies, beauty of form, with 

 shining, evergreen foliage, most odoriferous flowers, and fragrant and delicious 

 fruits. The golden apples of the Heathen, and the forbidden fruit of the 

 Jews, are supposed to refer to these plants. In a splendid work entitled " The 

 Natural History of the Oranges,'" written in French, by Risso of Nice, in 1818, 

 there are described 1G9 sorts, and 105 of them figured. They are arranged as 

 sweet oranges, of which are described A'i sorts ; bitter and sour oranges, 32 

 sorts ; bergamots, 5 sorts ; limes, 8 sorts ; shaddocks, 6 sorts ; lumes, 12 sorts ; 

 lemons, 4U sorts ; citrons, 17 sorts. The most successful methods of cultiva- 

 tion are by cuttings. 



\. C. LiMO'NUM. 



Petioles somewhat wincred ; leaves oblong, acute, dentate : flowers with 35 

 stamens ; friiiL oblong, with a thin rind and very acid pulp. A tree about 15 

 feet in hicht, which, when loaded with its golden fruit suspended among its 

 dark o-reen, siiining leaves, makes a most beautiful appearance. It is a native 

 of Tropical regions, and is easily cultivated in our climate, if protected during 

 winter. The petioles are articulated with the lamina. Lemon Tree. 



2. C, Lime'ta. 



Petioles naked; /eares ovate, rounded, senate ; flowers with 30 stamens; 

 fniit globose, with a sweet pulp, and a protuberance at top. This, like niost 



