Vice-President’s Address. 233 
Urrer CARBONIFFROUS. 
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Pecopteris arborescens, Schl. sp. 
Mareopteris muricata, Schl. sp. 
Alethopteris lonchitica, Schl. sp. 
h. decurrens, Artis sp. 
af Serlit, Brongt. sp. 
Neuropteris heterophylla, Brongt. 
sh gigantea, Sternb. 
iy rarinervis, Bunbury. 
AA Scheuchzert, Hoffm. 
Calamitina undulata, Sternb. sp. 
Calamites ramosus, Artis. 
4 Suckowti, Brouct. 
ir Cistit, Brongt. 
Annularia sphenophylloides, Zenker sp. 
Lepidodendron aculeatum, Sternb. 
Sigillaria discophora, Konig. sp. 
5 tessellata, Brongt. 
Stigmaria ficoides, Sternb. sp. 
Cordaites borassifolius, Sternb. sp. 
- angulosostriatus,Grand’ Kury, 
It must not be understood that the tables appended to 
this communication give a complete list of the fossil plants 
occurring in British Carboniferous rocks. 
In a branch of paleeontology where so much yet remains to 
be done, many species will yet, undoubtedly, be added to the 
flora of these rocks. In my own hands is still a number 
of species: some of these, though too imperfectly preserved 
for a satisfactory determination, are sufficiently perfect 
to show that they are specifically different from any men- 
tioned in my lists; others await more careful examination, 
and some are apparently undescribed. 
I have also omitted from the lists all doubtful species—- 
