124 



grass, the spikelets appressed and inconspicuous compared with 

 those of L. te'mulentu7n, L. (Darnel). — Mediterranean region. 

 '^ BracJiy podium distachyon, Roem. et S. North Park Lands, 

 Adelaide ; Kensington ; Roseworthy College ; Slape's Gully ; 

 Belair. — Mediterranean region. 



Chloris divaricata, R. Br., var. noY a, minor. Variat a typo 

 spicis paucioribus (4-6) et brevioribus (3-5 cm. longis), 

 floris fertilis arista longiore (15-17 mm.). 



Oodnadatta (Miss Staer, January, 1913). The localities 

 given for C. divaricata by Bentham in Fl. Aust., vii,, 612, are 

 Sturt Creek, in tropical Australia, and several places in 

 Queensland. It is mentioned by Max Koch in Trans. Roy. 

 Soc, S.A., xxii., 117(1898), as growing on "Mount Lyndhurst" 

 run, in the northern part of South Australia, and is one of the 

 plants in his collection identified by Professor Tate, but I have 

 not seen the specimens and do not know whether they are 

 typical, or of the smaller variety here described. (Plate v.) 



DESCRIPTION OF PLATES. 



Plate IV. 

 Helichrysum Mellorianum, sp. nova. — 1, style; 2, anthers; 3, 

 woolly stalk of flowerliead with four of the outermost involuoral 

 bracts ; 4. bisexual iiow^er ; 5, female flower ; 6, achene and pappus 

 bristle ; 7, involucrai bracts. 



Angianthus Whitei, sp. nova. — 1, outer bract of general 

 involucre; 2, two inner bracts of partial involucre and flower; 3, 

 inner bract of general involucre; 4, style and anthers: 5, flower; 

 6, pappus. 



Plate V. 



Griffithia helipteroides, gen. n. et sp. nova. — 1, flower; 2, 

 style; 3, anthers; 4, involucrai bracts; 5^ pappus bristle. 



Chloris divaricata, R. Br., var. nova minor. — 1, spikelet; a, 

 barren flower; b, fertile flower. 



