A SYNOPSIS OF THE GENUS SRLAGINELLA. (os 
Carex + pe pee ge W. Catabrosn aquatica. M. & E., 
C. cu E o very recent records 
G. SS sctiinecia. M. of its occurrence. 
C. paniculata. E. Glyceria aquatica. E. 
C. a, fi! a ye G. plicata. E. Perhaps extinct. 
err est” i for Stier! sciuroides. E. 
bs kasd, 4 : though the sean Bromus asper 
are correct. Brachypodiindl sylvaticum. E. 
C. sylvatica. M. & E. Polypodium caleareum. Has 
Agrostis canina. KE. been exterminated in M. 
Phragmites communis. BE. 
Since the above a was written an examination of some hitherto 
unexplored lakes has 
Ghistieeeviient aquaticum. M. 
| © 
It may interest botanists iditina Perth to know that specimens 
(illustrating the distribution) of almost every Perthshire plant are 
preserved in the Perthshire Herbarium of the Perthshire Natural 
History Museum. 
A SYNOPSIS OF THE GENUS SELAGINELL4A 
. By J. G. Baxsr, F.R.S., &c. 
(Continued from p. 247.) 
152. §. trichobasis, u.sp.— Stems suberect, 4-1 ft. long, 
angled on the face, flat on the back, the root-fibres confined to the 
base, densely decompound, the crowded ascending branches elon- 
gated and copiously pinnate, the piancliiae subflabellate. Leaves 
of the lower plane crowded, except in the lower part of the main 
stem, ovate- syste tat acute, spreading, $—$ in. long, bright green, 
tel in t P 
copious, yi in. long, . diam. ; 
crowded, sf Said keeled. “8 
Ha ang, Wallich! (included in Herb. Ind. heen No. 
Pen 
120) ; Sineapore, Sir W. Norris! A near ally of 8. Ph 
153. S.c vesrsdkin'e coe aero 
Leaves of the lower plane crowded, spreading, oblong- rhomboid, 
obtuse, 4 in. long, bright green, rigid in texture, unequal-sided, 
dilated, tscbaer rounded and serrulate on the upper side at the 
base ; leaves of the upper plane half as long, ovate, with a long 
cusp, much imbricated. Spikes square, }—4 in. ord 1 lin. diam. ; 
bracts ovate, with a long cusp, strongly keeled 
