382 A SYNOPSIS OF THE GENUS SELAGINELLA, 
found it in Little Brickhill Woods, ae ie near the county eo 
in July, 1888. An old man, whose habits have rendered hi 
familiar with the woodlands of this isseiat from his youth up, says, 
‘There is not a plant left on his Grace’s estate.” It is probably 
extinct in Beds. 
wage vulgatum L. -— Local. Sundon, Bedwell, Cad- 
ington 
Equisetum arvense L.; E. thea L.; F. limosum L. 
E. flwiatile L —Chorlto 
imum Li. Rate - Barton Springs. 
Chara fragilis Desy.—-Not uncoramon. Ponds, Limbury, Bram- 
mingham, Totternhoe, and near Sheep’s Lane. Var. Hedwigtt.— 
imb 
C. hispida L.—Rather rare. Totternhoe, Limbury. 
C. vulgaris Li. (C. fetida Braun.).—Not uncommon. River Lea, 
Biscot, and Luton; ponds and ditches, Brammingham, Tottern- 
oe, Ridgmount, and near Sheep’s Lane. Var. longibracteata Kutz. 
—River Lea, north of Luton. 
Tolypella intricata Leonh.— Very rare. In a small pool, 
Brammingham. First observed March 4th, 1883. In company 
with Mr. H. Groves, it was gathered in fine fruit in May, 1883. 
Nitella muer nity Kiitz. — Rare and uncertain. In a water-hole 
close by the River Ouse, near Bedford, C. H. Davies and J. 8., 
Oct., 1882. Not observed in the south of the county. Absent 
from a bienrt in 
g. — One cours plentifully in ponds at Brammingham 
and Shida, and in the sources of the River Lea at Biscot.* 
A SYNOPSIS OF THE GENUS SELAGINELLA. 
By J. G. Baxer, F.R.S. 
(Continued from p. 244), 
. S. polycephala, n. sp.—Stems trailing, a foot long, flat 
on the back, bisulcate on the face, copiously pinnate, the branches 
pig and ws bt compound. Leaves of the lower plane 
el es, poche oblique ovate, acute, 1-12th 
i 3 m, moderately firm in texture, more 
on the upper side of the midrib, rounded and ciliated on 
the upper side at the base, and a little imbricated over the branch ; 
leaves of the upper plane half as long, fre ae acute, not 
cuspidate. Spikes copious, square, 3-1 long, 3 lin. dia 
bracts ovate, acute, much imbricated, str vagy keeled. 
Ha Mou ntains of Ocana, New Granada, at 5000-6000 feet, 
Schlim 498 | ! Holton 82! A near ally of S. substipitata. 
* The Characee have been named by Messrs. H. & J. Gini, whose valuable 
aid is gratefully acknowledged. 
