362 
l. 
A. arbuscula, where, if 2 pistils are found in the triad, it is 
quite an abnormal occurrence. The only specimens mentioned 
- (2) pruinosum, Paulsen, l.c. 63, from Carnarvon, W. 
Aust., is described without fruit. The spike has 8-17 articles, 
and judging by the photograph, plate vi., fig. 3, it is 4. 
halocnemoides. 
_ A. brachystachyum, Paulsen, l.c. 64, fig. 26; tab. vi., 
fig. 4, is described as having 4-8 fertile articles, perianth 
exserted, pericarp brown and hard; seedcoat not mentioned. 
Also from Carnarvon, W. Aust., and possibly a poor specimen 
of A. leiostachyum. 
A. bidens, Nees in Pl. Preiss., i., 632 (1844-5). I have 
bidens, agrees very well with A. halocnemoides as regards 
a 
Te 
Doo ae this. acute-lobed plant on tlie banks of the Swan 
and then traces it to the fruiting stage. 
