PLATE XXL 
Alaria fistulosa Post, et Rupr. 
Fig. 1. Showing the stipe and the holdfast, x 0.2. 
Fig. 2. Showing a dense growth of mature sporophylls on the 
stipe, x 0.2. 
Fig. 3. Part of the blade, x 0.16. 
Fig. 4. A mature sporophyll. x 0.4. 
Fig. 5. Cross section through the upper portion of a stipe, x 1.6. 
Fig. 6. Cross section through the hollow midrib of the blade, x 1.6. 
(Pant from Uruppu Isl., Kuriles) 
