ON CALAMAGROSTIS LANGSDORFFII. 233 
600 species of German plants, being cent. 1-6 of Dr. F. Schultz's 
1 Herbarium Normale.' 
850 species of plants of the Tyrol, collected by Rupert Huter. 
15 species of Woods from the neighbourhood of Mentone; pre- 
sented by Mr. Moggridge. 
113 species of plants of Ceylon (in continuation) ; collected by Mr. 
Thwaites. 
475 species of plants of the Island of Formosa; collected by the 
late Mr. Oldham. 
112 species of plants of Old Calabar; collected by Mr. Milne. 
31 species of Australian Algas. 
536 species of American Mosses, formii _ 
vant and Lesquereux's ' Musci Americani Exsiccati.' 
o93 species of South American plants, forming part (in continua- 
tion) of Mr. Spruce's ' Plantae Exsiccatse iEquinoctiales.' 
401, species of Lichens and allied tribes from the river Amazon and 
the Andes of South America, collected by Mr. Spruce. 
Upwards of 5000 microscopic slides of Diatotnacete, together with 
the Catalogue and notes relating to them, forming the entire collection 
°f the late Dr. Greville and the late Dr. Gregory. 
OX CALAMAGROSTIS LANGSDORFFII, Trin. 9 AND 
O. PIIRAGMITOIDES, llarttn* 
By Henry F. Hance, Ph.D., etc. 
In a valuable review of the North American Calamagrostides belong- 
ln g to the section Deyeuxia (Proc. Amer. Acad., Oct. 1862), Professor 
A - Gray remarks on the Meat resemblance in aspect, already noted by 
ngsdorjji 
an <l C. phragmitoides, llartm., and he refers Andersson's var. elata of 
the latter species to C. Langsdorffii, stating that the rudimentary 
fewer is evident. 1 have received from the Petersburg herbarium a 
»*s» labelled O. purp urea, Triniua (which species that author latterly, 
an(1 I believe all writers now, have regarded as a mere form of C. 
La ^sdorJ/ii) > gathered in 1859 by M. Maximowicz at the mouth of 
*• river Dseja, in Aiuuria. In this there is certainly no rudiment 
