100 
the species cannot be refound, and it is probable that it has 
disappeared from the original locality through the formation of 
a rockery. 
Hypnum stellatum, Schreb. R. Very sparingly. 
H. eupressiforme, Linn. Abundant. 
Var. resupinatum, Schimp. R. Boundary ditch. P., &e. not - 
uncommon. 
Var. filiforme, Brid. On trees. Q., A. 
H. molluscum, Hedw. R. In a few places. 
H. —— Linn. Here and there by the river-side. 
curious form, growing on wood more or less submerged at high 
tide, is thus femoris on by Mr. Dixon: “1 take your moss to be 
acurious form of H. palustre; a single-nerv ved form, but nerve 
sometimes very feeble. The leaf-apex is characteristic, and on some 
of the stems the leaves have the secund position usual in the 
species.” 
H. cuspidatum, Linn. P.; R.; among the grass in many places. 
H. eth Willd. Abundant in the pinetum, near the Water- 
Lily 
zJHyloeenium SERTO. Bruch et Schimp. Very common 
g the grass under tre 
The following species have occurred in the glass-houses 
only :— 
Physcomitrium eurystomum, Sendí.(c.fr.) On earth, in a pot, 
No. 2 House (Nicholson). 
Aulacomnium palustre,- Schwaeg. Common in several of the 
Houses, especially the Filmy-Fern House, in the m 
an rmination of the gemm:e is given. e peo are 
sometimes quite leafless, just as in A. androgyn 
Fissidens Nicholsonii, Salmon, Annals of Botany, xiii., 123, 
pl. vii., ff. 81-91 (1899). 
Mr. Nicholson dicuveren this Fissidens growing in one of the 
Houses, on a Tre n stem, brought from Jamaica. It proved 
on examination k us a new species allied to F. Ravenelii, Sulliv. 
Hypopterygium viridulum, Mitt. Trunks of Tree-Ferns, Winter 
Garden. 
' Rhizogonium peraatum, Hook f. et Wils. Common in the 
Filmy-Fern House. . 
TE pay mcum pennatum, Brid. At the base of Tree-Fern stems, 
