On Algae, &c., not rare, N. and D. Near Berwick. — Dr. G. Johnston.
253. GOMPHONEMA.
1. G. minutissima.
Gr. Syn. 39; Crypt, t. 244, f. 1 ; Berwick Flora, ii. 266.
In ditches. — Dr. G. Johnston.
2. G. paradoxum.
Gr. Syn. 38; Berwick Flora, ii. 266; Echinella paradoxa, Gr. Crypt, t, 25.
On marine plants, not rare, N. and D. Near Berwick. — Dr. G. Johnston.
3. G. geminatum.
Gr. Crypt. t. 244 ; Syn. 39 ; Berwick Flora, ii. 266.
On moors near Berwick. — Dr. G. Johnston.
254. EXILARIA.
1. E. circularis.
Gr. Syn. 37 ; Echinella circularis, Gr. Crypt, t. 35 Berwick Flora, ii. 267.
On plants in rivulets. — Dr. G. Johnston.
2. E. fasciculata.
Gr. Syn. 37; Echinella fasciculata, Gr. Crvpt. t. 16, f. 1, 3, and t. 298, f. 3, a. ; Berwick Flora, ii. 266.
On stones and small Alga?, not very rare, near Berwick. — Dr. G. Johnston.
3. E. truncata.
Gr. Syn. 37 ; Echinella fasiculata β, Crypt, t. 16, f. 4 ; Berwick Flora, ii. 267.
On Fuci, &c., near Berwick. — Dr. G. Johnston.
4. E. acuta.
Echinella acuta, Berwick Flora, ii. 267.
Near Berwick. — Dr. G. Johnston.
5. E. lunulata.
Echinella lunata, Berwick Flora, ii. 267.
In streams attached to plants.— Dr. G. Johnston.
