IN THE LOWER OLD RED SANDSTONE OE SCOTLAND.
217
In the foregoing notes we have endeavoured to give a short and con- cise sketch of the literature of the Old-Red plants of Scotland. "We have not thought it necessary to refer to the general accounts to he found in various manuals.
3. Description of the Specimens. — Plant-remains in various states of preservation, but chiefly of the most fragmentary nature, have been met with by one of us [B,. L. J.] at no less than twelve localities ; and specimens have also been collected by Mr. A. Macconochie, one of the fossil-collectors of the Geological Survey. Those to which the greatest interest is attached, now to be described, and fortunately the best-preserved, occur in a fine-grained blue-grey micaceous sandstone near Braendam House, near Callander (group C. of the following Table, p. 220).
The specimens, as we now find them, appear as elongated flattened stems, on an average about one inch wide, and are either casts in the
Fig. 1. — Psilophylon
