628 NOTES AND EXHIBITS. 



meum Juss., Hihhertia acicularis F.v.M., flakea propinqua 

 A. Cunn. A preference exhibited by Acacia triiiPA^vata Sieb., 

 for the north-east rather than the south-east slopes of the 

 Blue Mountains was noted in the Public Service Journal for 

 April, 1915, p. 28. At the Meeting of this Society in Sep- 

 tember, 1915, Messrs. Musson and Fletcher exhibited speci- 

 mens from a plant-association in the neighbourhood of Wil- 

 berforce, among them A. t7'ine7'vata and Persoo7iia oblongata A. 

 Cunn. The exhibitor had many times traversed Erskine and 

 Glenbrook Creeks, and had camped for some days at the "Basin," 

 but had not seen either of these species in the gullies or on the 

 Nepean River south of Emu Plains. — Examples of leaf -variation 

 in: Smilax australis R.Br., (Springwood; A. A. Hamilton; April, 

 1915: and Cook's River; December, 1914); leaves from rotundate 

 to elliptical-lanceolate, with bases from cordate to rotundate, and 

 apices from apiculate to emai-ginate. Measurements: — 6x5 

 inches, 6 x 2J, 4 x 3i, 4 x H, 'l\x 2|, 2| x |, U x \. The speci- 

 mens from Cook's River dried brown, while those from Spring- 

 wood retained their green colour. Dodona^a. triquetra Wendl., 

 (A. A. Hamilton; Cook's River; December, 1914); leaves from 

 broad-lanceolate to elongate-rhomboidal, and ovate-elliptical, 

 with apices acute, acuminate, obtuse, to emarginate or apiculate, 

 the base either gradually or abruptly narrowed into the petiole. 

 Gompholobium latifolium Sm., (A. A. Hamilton; Woy Woy; 

 June, 1915); leaves opposite or alternate, oblong, spathulate to 

 linear, their apices emarginate, truncate, or with a minute mucro, 

 and ranging from | to 2 inches in length 



Mr. W. W. Froggatt exhibited — A large mass of the cocoons 

 of the blue saw-fly, Perga dorsalis, from Salisbury Court, Uralla. 

 The larvte are very plentiful on the Peppermint-gums at Uralla, 

 and, when full-fed, crawl down the trunks, and keeping together 

 in a mass, move about on the ground for several days before they 

 finally make for the base of a tree, where they bury themselves 

 just under the surface, and form their cocoons. — A small unde- 

 termined snake taken near the Experiment Station at Salisbury 

 Court, — A specimen of a centipede, Seolopendra morsitans, from 



