66 



and the standard is bent backwards almost at right angles 

 to the claw, at the summit of which are two flat, white, 

 rounded confluent callosities. This species should therefore, 

 at least as regards South Australian specimens, be removed 

 to Bentham's section B in the key to Swainsona. S. Burkei, 

 F. v. M. Oodnadatta (Dist. C; Miss Staer). 



Psoralen eriantha, Beiith. Oodnadatta (Dist. C; Miss 

 Staer). 



Cassia artemisioides, Gaud. Gladstone ; Telowie Gorge 

 (Dist. N) ; Arkaringa (Dist. C; Miss Staer). C. Sturtii, 

 H. Br. Marino (Dist. A); Telowie (Dist. N). 



*Medicago denticulata, Willd. Melrose; Gladstone; 

 Mannum. *M. reticulata, Benth. Gladstone. *M. minima, 

 L. Mannum; Gladstone; Napperby. *M. truncatula, 

 Gaertn. Mannum. 



*Tri folium glomeratirm , L. Melrose. 



ZYGOPHYLL ACEAE . 



Zygophyllum frutieulosam, DC. Minnipa ; Yanninee ; 

 north of Murat Bay. Cells of fruit usually 1-seeded, but 

 sometimes with two seeds and often barren. Z. apictdatum, 

 F. v. M. Dublin (Dist. A). Z. ovatum, Ewart et White. 

 Xioxton; Alawoona; Minnipa; Poochera. First record for 

 South Australia ; grows also in Western Australia and Vic- 

 toria (Mildura). The small flowers are deflexed from the 

 time they open ; capsule opening loculicidally, the endocarp 

 of each 1-2-seeded cell separating in two valves. 



Nitraria Schoeberi, L. Growing in natural hedges just- 

 behind, the sandy shores of Murat Bay. 



Rut aceae. 



Boronia inornata, Turcz., aim. 1852 (B. clavellifolia, 

 F. v. M., ami. 1854). Between Murray Bridge and Cal- 

 lington (Dist. M) ; near Port Broughton (Dist. N) ; Yeelanna 

 (Dist. L; T. G. B. Osborn). B. coemlescens, F. v. M. Near 

 Murray Bridge; Karoonda (Dist. M). 



EUPHOEBIACEAE. 



Poranthera triandra,s^. nova (tab. vii.). Parva planta 

 annua 2-Jf cm. alta, caule rigido erecto, ramis divQ.ricatis> foliis 

 ■ohovatis vel oblanceolatis plants 2-7 mm. longis, caulinis 

 oppositis vel alternis petiotatis, floral thus altemis, stipulis 

 lanceolatis integris, pedicellis fructiferis elongatis, fioribus 

 minimis albis, calycis segmentis petalis staminibusque 3 

 ( floribus foemineis rarius tetrameris), glandulis florum 

 joemineorum in discam Jiypogj/num sexloba-tum coalitis, stylis 

 srpice emarginatis, seminibus brunneis verrucosis, embryone 



