Feb. lS9f..] BOTANICAL SOCIETY OF EDINBUPxGH. 373 



Dactyloctenium .egyptiacum, Willd. — Baker, Flor. 

 Maur. Seych., p. 452. 3rd September 1889. Eare at 

 the west end of the island. 



Lepturus kepens, E. Br. {fide E. Hackel). Common at 

 tlie rocky seashore, 3rd September 1889. 



Stems ^-3 feet long, decumbent, rooting at the lower 

 nodes. Spikelets 2 -flowered, the upper flower herma- 

 phrodite, the lower flower a mere rudiment. Empty 

 glumes 2. Upper hermaphrodite flower with a flowering 

 glume and palea. Stamens 3. 



This species, which is also a native of Australia and the 

 islands of the South Pacific Ocean, is not recorded from 

 Mauritius in Baker, Flor. Maur. Seych. 



In Bojer, Hort. ]\[aur., p. 372, Stcnotaphnim suhulatum, 

 Trin., is erroneously recorded as Lepturus rcpcns, E. Br. 

 See Baker, Flor. Maur. Seych., p. 4-40, and Lepturus repcns 

 in Index Kewensis iii., p. 66. 



Eamalina homalea, Ach. (fide G. Massee). Living 

 branches of Suriana maritima, 3rd September 1889. 

 Eare at the north side of the island. 



Eamalina usneoides, Fries {fide G. Massee). Living 

 branches of Suriana maritima, 3rd September 1889. Eare 

 at the north side of the island. 



Lepeaeia flava, Ach. {fide C. H. Wright). Common 

 on the living branches of Tourncfortia argentea, 19 th March 

 1890. Plant greenish yellow. 



Caulekpa plumakis, C. a. Agardh. Submarine coral 

 sand, in shallow water, about 500 yards from the shore of 

 He Marianne, 19th March 1890. Plant green. 



KOCHEK DES OISEAUX. 



Eocher des Oiseaux is situated at the outer margin of 

 the coral reef, about 80 yards east of He Marianne. The 

 island is about 40 yards long from east to west, 

 about 20 yards broad, and 12 feet above sea-level at 

 the highest part. In the limestone are numerous large 

 cauldrons worn out by the ocean-surf, which almost 

 continuallv break over the island. In one of these 



