1 PROCEEDINGS—PERTHSHIRE SOClR OF NATURAL SCIENCE. 
album ) grow on a rock on the Dundee Road at Barnhill. I removed, 
several years ago, a small piece and planted it on the top of the cliff 
on Kinnoull Hill. Here it soon spread and covered several square 
yards, but was still confined to a small space. Last aum -n, in 
exploring the base of the cliffs, I was astonished to find thai f or 
a considerable distance every ledge from top to bottom (a height of 
perhaps 160 feet or more) was covered with the Stone-crop, which 
formed quite a conspicuous feature. Whilst the Stone-crops have 
unusual facilities for spreading, since every little piece will grow, still 
the extent to which this one has propagated itself in a comparatively 
short time seems worthy of record. 
The following paper was read :— 
“On the occurrence of supposed Annelid Tubes in the Quartzites 
of Perthshire.” By P. Macnair. (See Trans ., Vol. I., p. 116.) 
17th May, 1889. 
SPECIAL GENERAL MEETING. 
Dr. F. Buchanan White, President, in the Chair. 
On the motion of Mr. R. Dow, it was agreed that the follow¬ 
ing Revised Constitution, drawn up by the Council, be adopted, 
viz. :— 
LAWS. 
1. —The Society shall be denominated “ The Perthshire Society 
of Natural Science.” 
2. —The object of the Society shall be the study of Natural Science, 
by means of Periodical Meetings for the Reading of Communications 
and Exhibition of Specimens, Publications, Lectures, Excursions, and 
the formation of a Library and a Museum. 
3. —The Society shall consist of Honorary, Ordinary, and Corres¬ 
ponding Members, and of Associates. Honorary Members shall be 
persons who have attained eminence in Science, or who are other¬ 
wise deemed worthy. Corresponding Members shall be persons, not 
resident in the County, who assist the Society in the promotion of its 
objects. Associates shall be persons, resident in the County, who, 
not wishing to become Ordinary Members, shall have acquired a 
claim upon the Society by assisting it in its objects. Only Ordinary 
Members shall take part in the management of the Society, and be 
eligible for election as Office-Bearers, and from them alone shall the 
Annual Subscription be required. 
4. —All Candidates for admission as Ordinary Members must be 
proposed by Two Members. After having been proposed, the names 
of the Candidate and of the Proposer and Seconder shall be placed 
on the Notice Board in the Library, and shall remain there till the 
next Meeting, when, unless a Ballot has been demanded, the Candi- 
