Citrus] XXV. RUTACE.E 123 



filaments more or less connate in bundles. van - on a large annular or cup- 

 shaped disk, cells numerous, ovules axile, biseriate, 4-8 in each cell. Fr. 

 globose or oblong, rind full of glands tilled with aromatic essential oil, pulp 

 divided by thin membranous dissepiments into 9-15 cells, which are filled with 

 numerous transverse vesicles containing sweet or acid juice. Seeds few in each 

 cell, testa leathery, albumen none, embryo straight with a short radicle and 

 thick oily cotyledons, which in the germinating seed remain enclosed in the 

 testa. Often 2 or 3 embryos in one seed. 



1. C. medica, Linn. ; Brandis F. Fl. 51. The Citron, Li mon, Sweet and 

 acid Lime. Vern. Nimbu. 



Young shoots glabrous, purple. L. glabrous, 3-6 in., elliptic-oblong, 

 ovate or ovate-lanceolate, petioles naked or winged. Fl. white, often pink 

 outside, unisexual, stamens 25-55. Generally bears flowers and fruit at all 

 or at most seasons of the year. 



Found by myself apparently wild (1) in the outer valleys of Kumaon (1875. 81), 

 (1. broadly elliptic); (2) on the Pachmarhi hills, CVntr. Pi-ov. (18i;9. 77). il. obtuse, 

 elliptic orobovate-oblong); (3) in the outer valleys of Sikkim (1879), (1. like 2): (4) Damrri 

 li.it. Garo hills (1879), a tree 6 ft. girth, 40 ft." high (1. elliptic): (5) Upper Yunzalin 

 valley above Lomatee in swamps ami near streams (1880) 1 1. elliptic-oblnng. aeute). 

 Reported as wild in the eastern Dun, on the Satpura hills ami the Western (iliats 

 in the Bombay Presidency (Talbot) in Chittagong, and on the Khasi hills (Hooker & 

 Thomson). 



Of the iii"i'" i in | ii nt a nt eult ivated forms may be mentioned : a. The Citron. Fr, large, 

 oblong, obovoid '>r irregularly shaped, ami often lobed or fingered, rind thick, verj 

 aromatic-. 6. The l.emtin (Zitrone, German). Fr. ovoid, pale yellow, knobbed, rind 

 thin, pulp abundant, very acid, c. The acid Lime of India, d. The sweet Lime of 

 India: fl. of ten pun- white: fr. globose, smooth, skin thin, adhering to the pulp, juice 

 sweet, ti"t aromatic. 



2. C. Aurantium, Linn. ; The bitter and sweet Orange. Vern. Narengi. 

 Young shoots glabrous, greenish-white. L. glabrous, 3-0 in., elli|itie 



or ovate, acuminate, petioles naked or winged, wings often obnvate, as large as 

 the blade or nearly 35. Fl. pure white, bisexual, stamens 15-30. Fr. 

 globose, often depressed. Hears flowers and fruit generally at one season 

 of the year only. 



Pound wild or apparently wild in Garhwal (Thomson), Kumaon (Strachey), Sikkim 

 ami the Khasi hills (Hooker), Manipur (Watt), mountain forests in the Peninsula 

 ■ Bedd 



Of the more commonly cultivated forms may be mentioned: «. The Ion*, -*l;hni"i 

 Orange, grown at many places in India ami Burma, on a large scale in the valley aha\ e 

 Chela, below Cherra Punji, and at other places on the south face of the Khasi hills. 

 where they ripen in autumn. Also at Nagpore, where they yield two crops ill the 

 year, the first crop from November to January, and the second in March and April. 

 Ii. The common nceel Orange, the skin tightly adhering to the pulp. The biller oi 

 Seville Orange is rarely cultivated in India. 



The excellent account of the ( 'ranges and Lemons cultivated on the island of Madeira 

 in Lowe, Manual Flora of Madeira, 1868. p. 71, restricts C. medica to 1 (a) and calls 1(6, c,d) 

 < '. Limonium, while he regards 2 (a) as a separate species, C.nobilit, Lour. Engler, in 

 Engler u. Prantl iii. 1. 200, maintains C. nobilis and classes 1 (c) as fl separate species, 

 O. %i/Urix, DC, 



ii. C. decumana, Linn., the Shaddock or IHimelo, young shoots pubescent, rind thick. 

 vesicles of pulp distinct, is also cultivated in gardens, 



