Marine Plants of Nha Trang — Dawson 
389 
Fig. 8. a-c, Halicystis pyriformis: Habit of three specimens to show varied shape and the characteristic, penetrat- 
ing, rhizoidal base, X 10. d, Boergesenia forhesti: Habit, X 3. e, Valonta ventrkosa: Habit, showing the small rhiz- 
oidal organs attached to a sand grain, and two very young plants attached to the base, X 4. /, Cladophoropsis 
membranacea: A small part of a plant, X 12. g, Struvea anastomosans: Habit of a young plant, X 5. h, Cladophoropsis 
herpestica: A young plant extracted from a clump, X 6.25. /, Dictyosphaeria cavernosa: Habit of a specimen with a 
portion dissected away to show the hollow structure, X 2. j, Valonia aegagropila: A small part of a matted plant, 
X 3. k, /, Dictyosphaeria versluysii: k, Habit, X 2; /, detail of the polygonal segments, X 8. 
