342 Transactions. — Botany. 



Fig. 30. G. hutchinsonii, sp. now 



1. Capsule. 



2. Calyptra. 



3. Perichsetial leaves. 



4. First leaf outside perichsetial. 



5. Upper leaf. 



6. Middle leaf. 



Plate XL. 

 Fig. 31. Grimmia kaikowaensis, sp. nov. 



1. Capsule. 



2. Perichaetial leaves. 



3. First leaf outside perichaetial. 



4. Upper leaves. 



5. Middle leaf. 



Fig. 32. Tortilla (?) oamaruensis , sp. nov. 



1. Capsule. 



2. Perichaetial. 



3. First leaf outside perichaetial. 



4. Upper leaf. 



5. Middle leaf. 



Fig. 33. T. arida, sp. nov. 



1. Capsule. 



2. Perichaetial leaves. 



3. First leaf outside perichsetial. 



4. Upper leaves. 



5. Middle leaf. 



Fig. 34. T. oamaruana, sp. nov. 



1. Capsule. 



2. Perichsetial leaves. 



3. First leaf outside perichsetial. 



4. Upper leaves. 



5. Middle leaf. 



Fig. 35. T. hutchinsonii, sp. nov. 



1. Capsule. 



2. Perichaetial leaves. 



3. First leaf outside perichaetial. 



4. Upper leaves. 



Art. XLI. — Structure of Leaf of certain Species of Co- 



prosma. 



By Miss N. A. E. Greensill, M.A. 



[Read before the Philosophical Institute of Canterbury, 3rd September, 



1902.) 



Plates XLI.-XLIV. 

 The Cojirosmas are interesting subjects for examination, for 

 all, except some of the small-leaved species, are distinguished 

 by the presence on their leaves of little pits opening on the 

 under-surface of the leaf, and marked on the upper by a pro- 

 tuberance. 



Coprosma baueri. Endlicher, Iconog., Gen. PL, t. iii. 



The leaf, the underside of which is represented in fig. 4, 

 has reticulate venation. In the axils of the midrib (m.) and 

 primary veins (p. v.) appear the pits (p.), which are thus 

 arranged with considerable regularity (see also fig. 3). In 

 one or two leaves I saw one, or sometimes two or three, pits 

 in the axils of the secondary veins, but this was of unusual 



