NOTES ON ISOETES. 207 
ETES LAcusTRIS.—Loch near Carnarvon, 1884, J. FE. Griffith. 
This shoots to keep different; it is more slender, and longer. I think 
it is much oe about the middle of the lake in deep water; can 
it ae I. Morei?, J. E. Griffith in litt. “1. lacustris f. stricta, elatior,” 
Dr. 
- “‘Isozres Lacustris. — Llyn Ogwen, near Bettws y Coed, N. 
Wales, 1879, W. W. Reeves. ‘J. lacustris f. falcata Tausch., 1882. 
Macrospores nearly smooth, ripe, or leiospora Kiitz Further 
remark necessary,” Dr. C. 
8. Isozres Lacustris. — Llyn Padarn, erie on, 24, 8,7 
J. H. Tenis: “7, lacustris f, patula, subplica Spores neal 
smooth, unripe? or var. pon cl lads her seein necessary to 
. Isoztes. — Loch by Loch Beards, Forfar, 7, 56, A. Croall. 
‘Habit of that of J. lacustris f. strictior, élatior et longifolia. Time 
of Ge, too early for spores,” Dr. C. 
1 zs. — Loch by Loch Brandy, Forfar, A ae A, Croall. 
oF. Louie's is ‘f vulgaris, stricta, elatior et longifolia,’ Dr. C. 
. Isozres. — Loch Caender, Callater, preter 7, 88, 
W. F. Miller. ‘The habit oo this plant is I. lacustris f. stricta, 
elatior. Spores not there,” 
soETEes. — Loch Casindbe or Kandor, Braemar, 7, 56, 
Croall. ‘* The spores either too young, or if ripe (?) leiospora Kiitz., 
because they are nearly smooth. Riper spores or material collected 
later in the year to be examined for f. stricta, elatior, and patula,” 
Dr. 
18. Isorres More1 D. More.—Lough Bray, Co. Wicklow, Ireland, 
8, 78, Prof. Dickson. ‘I kept the other specimen, which you kindly 
permitted. According to the macrospores of that, which ‘i exactly 
those of J. lacustris, vulgaris, by form and size, I doubt th at I. Moret 
is only else than a f. of J. lacustris. Wants shut research in 
Dri 0, 
Isortes EcHrinosporA.—Llyn Teewyn Isaf, N. Wales, ys W. 
Reeves. ** Prickles of the macrospores unusually short,’ Dr. C. 
15. Isontes EcHinospora. — Boffin Island, Co. Galway, 1875, 
A. G. More. Passed by Dr. Caspary without commen 
16. Isorres ecutnospora. — Loch of Park, near Abardoee, Oct., 
1862, Messrs. Brown & Kerry; comm. J. Sadler. Passed by Dr. 
ae without comment. 
ties, he complains much of the “ iiatoked a n you 
gather aquatic specimens in.” Those bot aah have had the 
complaints of our pie we 
