398 NOTES ON THE FLORA OF THE BLUE MOUNTAINS, 



Leura, where the two species face each other, east and west, in 

 gregarious assemblies, neither crossing the other's boundary (The 

 Australian Naturalist, 1913, p.180) ; A, linifolia Willd.,(2), 

 Nepean to Leura: A. bnxifolia A. Cunn., Nepean, Wentworth 

 Falls, Blackheath (top of Blacklieath Glen) sparsely, plentiful in 

 "Lett Valley," between Mt. Victoria and Eskbank; A. eloiujata 

 8ieb.,(2), var. anyusiifolia Maiden ^ Betche, Woodford to Black- 

 heath, in swampy places and watercourses; A. melanoxylon R.Br., 

 (2), Lawson, Blackheath (a small clump of young trees near the 

 top of the western slope of Blackheath Glen), Cox's River; A. 

 implexa Benth.,(l), (2), Glenbrook and Wentworth Falls. 



A. pubescens is recorded in Moore and Betche's "Handbook of 

 the Flora of N. S. Wales," p. 17 2, from the Blue Mountains; but 

 the writer has not yet found it in, nor are there any specimens 

 in the National Herbarium from, that locality. 



HoSACEiE. 



AcfFMa ovina A. Cunn.,( 1 ),(2),(3), Medlow Bath and Mt. Vic- 

 toria; A. sanyuisorbce Vahl,(l ),(2),(3), Grose Vale and Leura, 

 thence west to Eskbank, frequent on roadsides. 



SAXIFRAGEiE. 



Qidntiiiia Sieberi DC.,(1),(2), Blackheath, west beyond Esk- 

 bank, in brush-gullies. 



Ceratopetalum gummiferum Sm.,(2), Lapstone Hill, Spring- 

 wood, Katoomba. 



Acrophyllum venosum Benth , Linden, Lawson, in crevices of 

 dripping rocks. 



MYUTACEiE. 



Barwinia taxifolia A. Cunn., (2), Woodford, west to Black- 

 heath, a swamp-xerophyte in the coastal area, which exhibits a 

 preference for shallow basins in the benches of shelving rocks on 

 the flattened tops of exposed ridges (on the mountains). 



Calythrix tetragona Labill.,(2), Burragorang to Wentworth 

 Falls. 



Micromyrtus microphylla Benth., Springwood, Linden, on a 

 stony ridge, Bathurst Road, near Linden Railway-Station. 



