474 MR. W. B. HEMSLEY ON 
Fig.19. Polytrichum gymnophyllum, Mitt. (from Yunnan, Dr. A. Henry, 
no. 10347), transverse section of leaf, showing rudimentary lamellz, 
x 255. 
Fig. 20, Oligotrichum Lescurii, Mitt., transverse section of leaf, x 255. 
Figs. 21-29. Dicranella obscura, Sulliv. & Lesq.—21, two planis, nat. size; 22, 
leaf, x 25; 23, areolation at shoulder of leaf-base, x 255; 24, peri- 
chetial leaf, x 12; 25, 26, two capsules, x 12; 27, capsule with 
peristome, x 20; 28, three peristome-teeth, x 150; 29, spores, 
x 400. 
Figs. 30-34. Hypnum glaucocarpoides, sp. nov.—30, stem-leaf, x 52; 31, 
areolation of same, at one-third from base, x 255; 32, branch-leaf, 
x 52; 33, perigonial leaf, and antheridium, x 52; 34, part of inner 
peristome, showing the well-developed cilia between the processes, 
x 150. 
Figs. 35-41. Thuidium tibetanum, sp. nov.—35, part of stem, nat. size; 36, 
stem-leaf, x 25; 37, areolation of same, at one-half from the base, 
X 400; 38, branch-leaf, x52; 39, apex of branch-leaf, x 400; 40, 
leaf of secondary branch, x 150; 41, apex of same, x 400. 
Figs. 42-46. Polytrichum grandifolium, Lindb.—42, 43, parts of transverse 
section of leaf, x 255; 44, 45, 46, three lamelle, x 400. 
Notes on an Exhibition of Plants from China recently collected 
by Dr. A. Henry and Mr. W. Hancock. By W. Borrına 
Hemste¥ F.R.S., F.L.S., Keeper of the Herbarium, Royal 
Gardens, Kew. 
[Read 5th April, 1900.] 
BY permission of the Director of the Royal Gardens, Kew, I 
have selected for exhibition some of the more striking novelties 
of the collections recently received from the two collectors above 
named. 
Since the publication of my Enumeration of Chinese Plants 
in the ‘ Index Flore Sinensis,’ commenced in the Society's Journal 
in 1886, enormous collections of dried plants have been sent from 
China to the Herbaria of Kew, Paris, and St. Petersburg, to 
say nothing of other museums. The greater part of these col- 
lections were made in the Central and Western Provinces, 
previously almost unknown botanically, and they have more than 
doubled the number of species of flowering plants known from 
China fifteen years ago. The number of shrubs and herbaceous 
