234 MISS L. S. GIBBS ON THE FLORA AND PLANT FORMATIONS 
HORMOGONE, 
OSCILLATORIA ANIMALIS, Ag. in Flora, x. (1827) 632. 
Melalap, 800’, on log in river. Jan. 2767. Cells 3 p broad, 1°5 p long. 
Melalap, 800’, green slime on dug-out canoe. Jan. 2768. Cells 33, 
broad, L:5-2:5 long. Kaningau, 1000', in muddy stream, buffalo wallow and 
notched bamboo. Feb. 2964. Cells 3-4 u broad, 2 u long. 
Distrib. Europe, N. America, Guadaloupe, tropical Africa, Australia. 
OscILLATORIA GEMINATA, Grom. Monogr. ii. 222, t. 7. f. 6. 
Tenom, 700, in puddle after rain. Jan. 2839. Cells 2°7-3°3 u, sub- 
quadrate mostly. 
Distrib. Europe, N. America, Siam, Sumatra, Central Africa. 
OscILLATORIA AGARDHIL, Gom. Monogr. ii. 205. 
Tenom, 700’, in puddle after rain. Jan. 2839. Cells 5 z, subquadrate. 
Senagong, 1000’, on dead leaves in river. Jan. 2963. Cells 5-5°5 p broad, 
subquadrate. 
Distrib. N. and Central Europe. 
OsciLLATORIA LIMOSA, Ag, Disp, Alg. Suec. 35 (1812). 
Tenom, 2000’, on hill-rice field. Jan. 2867. Cells 14y broad. Tenom, 
700’, on damp ground. Jan. 2936. Cells 16m broad, 5u long. Kaningau, 
1000’, in muddy stream, buffalo wallow and notched bamboo. Feb. 2964. 
Cells 11-12 broad, 4 long. Sarawak, Matang, 1000’, on damp wood. 
March. 4406. Cells 12°5-13 broad. Matang, 2800’, on Sphagnum. 
March. 4411. 17 pu broad, a peculiar form with cells sometimes almost as 
long as broad. 
Distrib. Europe, India, Africa, N. and S. America, Fuegia, Australia. 
OscILLATORIA NIGRA, Vauch. Hist. des Conf. 192, n. 3, t. 15. f. 4 (1803). 
Tenom, 700’, among Azolla in stagnant pool. Jan. 2816. A narrow 
form 1*5 w broad, cells subquadrate. Senagong, 1000’, on stones and dead 
leaves in stream. Jan. 2963. <A similar form. 
Distrib. Europe, N. America, India. 
OSCILLATORIA PRINCEPS, Vauch. Hist. des Conf. 190, t. 15. f£. 2 (1803). 
Senagong, 1000, on stones and dead leaves in stream. Jan. 2903. 
31-32 u broad, cells 3:5 w long. 
Distrib. Europe, N. & Š. America, W. Indies, N. Africa, Ceylon, Sumatra, 
Siam, Java, Australia. 
