632 



from the overflow of creeks or flats on to which the surround- 

 ing hills (mostly sandhills) throw the water during rain. Our 

 visit took place some few weeks after heavy rains." 



Marsileaceae. 



Marsilea Drummondii, A. Braun. "Nardoo." Mount 

 Lyndhurst ; between Innamincka and Kanowana. [Very 

 plentiful along the Strzelecki and Cooper Creek ; in some 

 instances the leaves and fruit were very large.] 



Gramineae. 



Eragrostis set i folia, Nees, aim. 1843 (E. chaetophylh, , 

 Steud., aim. 1855). Strzelecki (jreek, 40 miles south-west of 

 Innamincka ; Mungeranie. A grass varying in height from 

 20 to 50 cm. [A common grass growing round claypans and 

 waterholes ; also found in the valleys between sandhills.] E . 

 Brownii, Nees. Six miles north-east of Farina. [Growing 

 in tussocks on stony tablelands.] E. falcata, Gaud. Murteree. 

 Strzelecki Creek. [Found growing on flooded ground ; does 

 not seem to be relished by stock.] 



Calamagrostis aemula, Steud. (Deyeuobia Forsteri, Roem. 

 et Schult.). Strzelecki Creek. [Often seen growing in a mass 

 round claypans which had recently held water. This grass is 

 eaten by stock.] 



Alopecurus geniculatus, L. Strzelecki Creek; Mount 

 Hopeless. [Growing sparsely in a very poor country, 6 to 5 

 inches high.] 



Spinif ex paradoxus, Benth. (pi. xxxviii., fig. 1). Peter- 

 morra Spring. [A great sand-binder, covering hundreds of 

 miles of sandhill country, and where it is not eaten down by 

 stock keeps the sand from drifting ; grows in large bushes up to 

 5 feet in height.] Capt. White states that the S. paradoxus, 

 which covers miles of sandhills, is known among the white men 

 as "Cane-grass," and he has never heard that name applied to 

 Glyceria ramigera. J. H. Maiden (Useful Nat. PI. of Aust.. 

 90) and F. Turner (Aust. Grasses, p. xvi.) give the name of 

 "Cane-grass" to G. ramigera. 



Panicum divaricatissimum , R. Br., var. arn/mophilum, 

 F. v. M. Mungeranie. Lower spikelet of each pair pedicellate. 

 [Not a common grass ; only found near the water flowing from 

 Mungeranie Bore.] P. gracUe, R. Br. Innamincka. [Onlv 

 met with in the one locality.] 



Panicum Whitei, sp. nova (tab. xxxix.J, Gramen 

 verisimiliter perenne circiter 30 cm. altum, caulibus gracilibm 



erectis vel geniculatis, foliorwm lamini* lanceolatis 5 mm. 

 Jatis, vaginis nonnullis tuberculatis vel pilosis, liguld brt . 



