Fig. 1 . Two common Nitellas of Fiji. 1-9, Nitella pseudoflabellata: 1-2, Apices of 2-celled dactyls, X 90. 
3, Habit, X 1- 4, Terminal branchlet furcation with antheridium (at left) and oogonium, X 44. 3, Oospore, 
X 44. 6, Distal end of oogonium with coronula, X 178. 7, Granular-papillate membrane in fossa between 
two adjacent ridges of oospore, X 490. 8, Two-furcate, reduced branchlet, X 16. 9, Sterile branchlet (2-)3- 
furcate, X 4. 10—11, Nitella acuminata: 10, Habit, X 1- H, Apex of 1 -celled dactyls, X 90. ( 1-9 From 
spec, k; 10-11 from spec, f.) 
