Australian Plants, 



35 



Tipper leaves linear, entire or with a tooth at the apex and 

 with a broad basis, sessile; flowers furnished with petals; 

 silicles of the length of the pedicels, ovate-oblong, attenuated 

 at the apex, with a very short emarginature, which includes the 

 subsessile stigma. 



On the Murray Eiver in South Australia, Allied to Lepi- 

 dium hyssopifoliuni ; silicles 2 lines long. 



5< Lepidiim monoplocoides* 

 (Sect, Lepia,) 



Perennial ; stems upright or ascending, branched, scabrous 

 from small papuliB ; leaves linear, entire, slightly tapering 

 into the base; flowers without petals; silicles orbiculai', 

 acuminate, with a broad keel, a little longer than the flat 

 pedicel, their lobules connivent, surpassing in length the style. 



In the Mallee Scrub on the Murray Eivcr, towards the 

 junction of tlve Murrumbidgee. 



A rare species, almost intermediate between Lepidium and 

 Monoploca. 



6, Mvnoploca lejytopetala, 



Frutlculose; branches numerous, scabrous; leaves semi- 

 terete ; petals lanceolate - linear, long acuminate ; silicles 

 ovate, of equal length with the pedicel ; their lobules at the 

 extremity connivent, half as long as the style. 



In the Murray desert not unfrequent- 



7. Stenopetalum sphaerocarpum^ 

 (Seef, Camelinella.J 



Glabrous ; stems filiform ; lower leaves of the stem tripartite, 

 their segments and the upper leaves linear, entire ; pedicels 

 filiform, nodding, longer than the calyx ; petals white, exceed- 

 ing with its linear curled appendage twice the sepals ; silicles 

 globose, nerveless, hardly of the length of the pedicel ; each 

 cell containing fi-om six to eight seeds ; funiclcs shorter than 

 the seeds. 



On moist sandy places on the Murray River, at Lyndock 

 Valley, Crystal Brook and various places on Spencer's Gulf. 



BUETTNERIACEiE. 

 8. Thomasia petalocalyx, 

 macrocalyx of Schlechtendal, (Linn^a xx, p. 633.) not of 



