264 Evjurf, White, Rees and Wood 



Stera conocephala (F. v. M.), Ewart and Rees. (Compo- 



sitae.) 



Additional localities not given in Bentham's Flora Austra- 

 liensis, 50 miles N.W. from Frazer River, West Australia, Vic- 

 toria Springs ; Lake Lefroy, West Australia ; Murray Desert.. 

 Mallee; Murray, N.W. Bend (?) 



Small branching shrub covered with grey woollv vestiture, 

 less plentiful on older parts. Leaves crowded, small, flat, 2-4 

 lines long, obovate to spathulate, alternate, sessile, bearing on 

 their outer surfaces, yellowish woolly hairs at their tips. Shape 

 varies from oval in the basal bracts to long and elliptical in the 

 upper inner ones. 



Florets 4, extending beyond involucre. Corolla 5 lines long, 

 cylindrical, much elongated, 5 lobes narrow and scarcely spread- 

 ing, 5 stamens, abortive within tube of corolla. Style elon- 

 gated and stigmas project beyond corolla. Achenes l|-2 

 lines Ions:, slender, elono-ated Mabrous. 



Stera microphylla, Ewart and Rees. (Compositae.) 

 (Pluchea conocephala, F. v. M., var. microphylla.) 



Lake Lefroy, West Australia. 



Shrubby plant covered with vestiture of woolly brownish- 

 grey hairs, which have disappeared from older parts. Leaves 

 crowded, minute, about 1 line long, obovate and obtuse, covered 

 with woolly hairs. Heads 5-6 lines long and H lines broad in 

 widest part. Bracts scaly, slightly ciliate on outer surface, 

 linear and obtuse, increasing in length from below upwards 

 from 3 to 6 lines. 



Florets 2 in each head, extending beyond involucre. Corolla 

 5 lines long, narrow and cylindrical, 5 abortive stamens within 

 tube of corolla. Style elongated, stigmas project beyond 

 corolla. Achenes 1-J- lines long, slender and glabrous. Pappus 

 more closely barbed than in S. conorephaTa. Differs from .S'. 

 conocephala in general appearance, size of leaves, size and shape 

 of bracts, number of florets in head and barbs on pappus. 



