Kamakshi grass4) derived from Cymbopogon caesius, Stapf (Andropogon caesius, a et B, Nees; A. Schoenanthus var. caesius,

1) O. Stapf, Kew Bull. 1906, 321. 2) Bull. Imp. Inst. 8 (1910), 145. 3) Ibidem 10 (1912), 27. 4) O. Stapf, Kew Bull. 1906, 341.

Oil of Andropogon odoratus

Hack.), is closely related to C. Martini yet differs distinctly from the latter. Only where both species grow side by side hybrids may be found. C. caesius grows over the larger part of the Karnatik where it is rather common. In the southeast of India proper it replaces C. Martini.

A note regarding this oil is found in the Administration Report of the Government Botanic Gardens and Parks, the Nilgiris, for 1901, p. 5. The grass subjected to distillation was obtained from Ami, in the northern Arcot district, Madras Presidency, where it occurs abundantly. The yield of oil from the freshly cut grass in December amounted to 0,431 p.c. Another lot of dried grass which was distilled in April yielded 0,711 p.c. of oil. The properties of the oil are not recorded.