2 



plerumque liebetatis vel nullis. Antherae 2 mm. longae. — Andropogon 

 Schoenanthus, L., Syst. ed. x, p. 1304, non Spec. Plant. ; Roxb. FL 

 Ind., ed. Carey and Wall, vol. L p. 278. A. citratusy DC, Cat. Hort. 

 Monsp. p. 78 ; Neesin Allgem. Gartenzeit. vol. iii. p. 266. A. citriodorum, 

 Desf. in Tabl. Ecole Bot. ed. 2, p. 15. A. Roxburghii, Nees in Wight, 

 Catah, No. 1699 ; Steud. Syn. PL Glum. vol. i. p. 395. A, ceriferus. 

 Hack, in Mart. Fl. Bras. vol. ii. part iii, p. 281. A. Nardus, var. ceri- 

 jerus, Hack., Androp. p. 605. 



Amboin. vol v. p. 181, t. 72. 



Schoenanthum amhoinicum, Rumph. Herb. 



Cultivated in most tropical countries. Not known in a wild state. 



For the history of this grass, which is the source of lemon-grass oil, 



see Stapf in Kew Bulletin, 1906, pp. 322-335 and 357-358.— Otto 



Staff. 



Fig. 1, entire plant; 2, and of rhizome with tuft of sheaths; 3, upper leaves 

 of a barren tuft ; 4-, i)art of an inflorescence ; 5, pair of spikelets ; C, sessile spikelet ; 

 7, outer (lower) glume ; 8, valve of lower floret ; 9, valve of upper floret ; 10, outer 

 ghime of pedicelled spikelet. Fig. \, ynncli redyced ; 2-4, of natural size; 5-10, 

 enlarged. 



