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PLATE 35
Piuwtaria occidentalis S. and G.
Fig. 6. Cross-section of a frond showing the character of the cells, the
character and position of the zoosporangia, and two groups of hairs. X 250.
Dictyota flabellata (Collins) S. and G.
Pig. 7. Cross-section through a group of oogonia. X 125.
Halorhipis Winstonii (Anderson) Saunders
Fig. 8. Cross-section showing groups of hairs and superficial zoosporangia.
X 125.
Taonia Lcnnebackerae Farlow
Fig. 9. Cross-section of a frond showing its structure and the position of
the oogonia. X 125.
Fig. 10. Surface view. X 65.
Neurocarpus zonarioides (Farlow) Howe
Fig. 11. Cross-section showing the characters of the cells. X 200.
Myrionema strangulans Grew
Fig. 12. A portion of the margin of the basal disk of cells showing the
method of cell division and branching of the filaments. X 125.
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