890 



APPENDICES. 



and that of Kilimandjaro had a common origin, hut they 

 are now too widely separated geographically to be regarded 

 as one species, seeing that the differences of form and 

 colouring between them are unquestionably constant." 



BOTANICAL COLLECTIONS. 



A large number of living plants were given to Kew 

 Gardens, but no list of these has been received. 

 • Herbarium specimens to the amount of 2,700 numbers 

 have been brought home, but the naming of these is, I 

 am sorry to say, delayed. 



Fungi. — A number are in process of description by 

 Miss Smith. 



DIATOMS. 



I have to thank Mr. Murray for the following list of 

 diatoms observed in slides from Fuambo, East Africa, 

 w T hich were given to me by Mr. Carson, L. M. S. 



Cymbellaamphicephala var. 



hercynica, Grun. 

 Gomphonema gracile, E. 



,, lanceolatum, 



E. 

 ,, parvulum, K. 



Navicula elliptica. 

 ,, mutica, K. 



,, Pupula, K. 



,, rhomboides, Bleb. 



,, radiosa var. te- 



nella, Bleb. 

 viridula, K. (form 

 approaching the 

 var. rostellata). 

 Neidium afhne, E. 



,, amplirhynchus, E. 

 ,, Hitchcockii, E. 

 Nitzschia Amphionys, E. 

 ,, Brebisonii, N.S., 



very scarce. 



Nitzschia linearis, W. S. 

 ,, Palea, K. 



,, serians, BabJi., 



very scarce. 

 , , Signoidea, W. Sm . 



,, Scalaris, W. Sm., 



a fragment seen. 

 Purnularia hemiptera, K. 

 ,, instabilis, A., 



Sch. } scarce, 

 microstauron, 

 E. 

 ,, stauroptera, E., 



scarce. 

 subcapitata^/yY'^. 

 Stouroneis ancej)s, E. 



,, Phoenicentei-on , 



E. 

 Synedia Ulna var. Longis- 

 sima, W. Sm. 



