Cirrus. AURANTIACEJE. 97 
syst. 2. p. 314.—Crateeva Marmelos,. Linn.— Rheed. Mal. 3. t. 97; Rumph. 
Amb. 1. t. 81; Pluk. t. 170. ES Malabar and Coromandel. 
. We doubt much if Æ. sepiaria, DC. and Blume, be really a distinct spe- 
cies. 
XII. CITRUS. Linn. s Lam. ill. t. 639, 
Flowers usually in a quinary proportion. Calyx urceolate, 3-5-cleft. Pe- 
tals 5-8. Stamens 20-60: filaments compressed at the base, and there more 
or less united and polyadelphous: anthers oblong. Ovary many-celled: 
ovules 4-8 in each cell, one above the other in a double row, pendulous. 
Style terete. Stigma hemispherical. Fruit baccate, 7-9-celled : cells with 
several seeds, filled with a fleshy substance composed of numerous irregular 
pulpy bags or vesicles, which are mere cellular extensions of the sides of the 
carpels.— Trees or shrubs with axillary solitary spines. Leaves reduced to 
 9ne terminal leaflet jointed with the apex of the petiole: petiole often 
winged. 
No two botanists are agreed as to what constitutes a species of this widely culti- 
vated genus. Linneus admitted only two; one, the citrons and lemons, with the 
makes five Species, omitting the shaddock ; they are the citron, lime, lemon, orange, 
and De Candolle in his Prodromus follows him entirely. More 
x Risso, along with Poiteau, has published a superb work on this genus, 
t 
These, however, he does not now call species but types or races, and he seems disposed 
R y pres by long culture in Asia.” At pe 321, the same botanist concludes with, 
e 
Would be per i t ss an opinion. We shall, however, 
retain the mrs e aee in us to express p , 
343. (1) C. decumana (Linn.:) young shoots pubescent: léaves (large) 
9val-oblong, acute or obtuse, coriaceous; petioles long and much winged: 
Owers (large, white): fruit (pale yellow) ; rind with flat or convex vesicles 
of oil ; pulpy vesicles separate from each other.—DC. prod. 1. p. 539; Spr. 
syst. 3. p. 334; Risso and Poit. hist. d Or. t. 61; Wall. L. n. 6388 ; Wight! 
eat. n. 306.b.—Rumph. Amb. 9. t. 24. f. 2.— Pompelmoes or Shaddock. ` 
344. (2) C. Aurantium (Linn.:) young shoots glabrous: petioles more or 
less winged, or simple: fruit with the pulpy vesicles concrete. 
l. C. Aurantium (Linn.: leaves oval, elongated, acute, sometimes 
slightly toothed ( cnm more or less dilated and winged : flowers 
White, large: fruit orange-coloured, roundish or ovoid, usually de- 
Pressed, rarely terminated by a small knob; rind with convex vesicles 
of oil; pulp sweet.—DC. prod. 1. p. 539; Spr. syst. 3. p. 884; Wall.! 
L. n. 6390.—C. nobilis, Lour.—Rumph. Amb, 2. t. 34, 85.—— Sweet 
_ Orange. 
2. C. vulgaris (Risso :) leaves elliptical, acute or acuminated, slightly 
toothed: Ber ALS. or less gel: flowers large, white: fruit 
_ range-coloured, roundish or slightly elongated or depressed; rind 
G 
