008 NOTKS AND EXHIBITS. 



Bridge Street, in front of the Office of tlie Department of Public 

 Instruction, in order to show that the annual rings, in a cross 

 section, are in a plane at right angles to those of the stem, and 

 without a centre, or at least are quite close to or below the 

 ground. No true centre is really developed until several feet 

 from the stem. 



Mr. A. A. Hamilton exhibited specimens of TribuJus terrestriif 

 Linn., "Caltrops," an undesirable weed, now flourishing in the St. 

 Mary's Railway Station yard, probably from seed introduced 

 from the interior by stock-ti-ains. — A series of specimens of a 

 grass, Panicum crus-galli Linn., taken from a patch growing at 

 Menangle, showing the variability of the characteristic awn on 

 the third glume. — Also, from the National Herbarium, a drawing 

 of the remarkable tubers of Eupomalia Bennettii F.v.M., from 

 Alstonville, N.S.W.(Dr. W. H. Tomlins); only two species are 

 known, E. lauriiia R.Br., a tall scrambling shrub, fairly common 

 in tlie northern brush-forests and elsewhere, and E. Bennettii 

 r.v.M., which appears to be a very rare plant, of a different habit, 

 being oTily a small shrub not above 2 ft. high (as far as is known 

 at present), and having remarkable tuberous roots. — Specimens of 

 Pimelea spicafa R.Br., from Prospect(R. H. Cambage), one of 

 the plants that were common in the Port Jackson District 100 and 

 even 50 years ago, but are now almost or quite extinct; Bentham 

 (Fl. Aust]-. vi., 22) gives only " Port Jackson and neighbouring 

 districts, R. Brown, A. k R. Cunnituiham, and others," showing 

 that at least five collectors obtained it in the Port Jackson dis- 

 trict in the early days; it is mentioned by Dr. Woolls in his 

 " Plants found in the Neighbourhood of Sydney"; there is one 

 old specimen in the National Herbarium from Port Jacksim. 

 without date or collector's name; the only other specimens being 

 from Shellliarbor(E. Cheel, October, 1899). — And the showy P. 

 lunyuitoxtachya F.v.M., from Emerald, Queensland(J. L. Boorman), 

 with long spikes of bright red flowers. 



Mr. G. A. Waterhouse exhibited a series of aberrant Rhopa- 

 locera (comprising — (1) Two specimens((J) of Papilio >^arpedon 

 choredon, both of which have an extra gvoxm spot in the cell of 



[Printed ntl l.Stli March, 19I,S.] 



