284 THE JOURNAL OF BOTANY , 
sc ae longioribus. Crass. fil. 68-74 »; crass. membr. cell. 
tee — .—On damp ground, Porter’s Estate 
The complete absence of rhizoids and also the peralinn.. habit of 
the plant are characteristic. The typical form, the filaments of 
which are 33-43 p in thickness, is known from damp naiik in 
ica. 
‘i eth CuapopHora crispata (Roth) Kiitz. Barbados. — Porter’s 
state 
10. PirnopHora Cieveana Wittr., ‘On the devel. and system. 
arrang. of the Pithophoracee,” Pn Nova Upsala, —— p- 58, t. 2, 
f. 18-15; t. 4, f. 12-18; +. 5, f. 1-8. Crass. fil. prim. 70 17 ps 
crass. ram. 41-60 » ; long. spor. intercal. 200-258 Py ok: 100- 156 1: 
long. spor. term. 175-233 p, lat. 91-104 p 
Barbad dos.—Bay Estate. 
This species was originally described from the West Indies, 
having bean found by Cleve near Soldier Bay, St. Thomas. Cleve’s 
specimens were clothed with an epiphytic gra this was a 
moncecious _— subsequently described by Wittrock as G#. Pitho- 
phore. Strange to sa specimens from Riraation were also 
, the 
clothed with an yer! aa —H. Howardii. 
11. Vaucuerta sp. Sterile specimens with — 70-112 p 
in thickness. They were largely encrusted with sand- so 
numerous diatoms, and a sterile se of Gdogonium. “Trinidad 
Royal Botan. Gardens, St. Ann’s. 
12. MovGEoria ELEGANTULA Wittr. Sterile specimens with cells 
4-8-5'4 p in diameter, and 16-82 times longer than broad. The 
chloroplast vocotpied about the central two-thirds of the cell, and 
contained ct 5 to 8 pyrenoids. Barbados—Bridgetown. Trini- 
dad Cla 
18. Moverorm sp. Sterile; cells 13-14 » in diameter, and 
7-8 times longer than broad. Dominica.—Roseau Valley. Trini- 
dad.—St. Clair. 
14. Sprrocyra sp. Sterile; cells 26-82°5 » in diameter, and 
2-8 times longer than broad ; Pes ic 2-3, with smooth edges 
and small pyrenoids, making from 1 to 24 turns in each cell. 
Barbados. — Near a ee Dowminiea. — Roseau Valley. 
Trinidad.—Pools on Pitch Lake. 
Fragmentary specimens of two other sterile species of Spirogyra 
were observed from Barbados. 
15. CLosTERrom 4 irate (Schrank) ote a 408-575 p; 
lat. 85°5-40 ». Barbados.—Graeme Hall Swa: 
16. C. wanckotatum Kutz. Barbados. — EA pond amongst 
water-lilies. 
17. C. montiirerum (Bory) Ehrenb. Dominica.—Roseau Valley. 
- 18. C. Diana Ehrenb. Barbados. — Graeme Hall Swamp. 
Dominica.—Roseau — Lat. 16-22 p; ioanibue 198-236 p» 
inter se distantibus 
