232 
THE SEAWEEDS 
HEMINEURA Harvey. 
Characters of the species. 
Hemineura frondosa Harvey. 
The frond leaf-like, sub-sessile, repeatedly pinnatifid, the marginal 
laciniae obtuse, serrulate; midrib, of main rachis vanishing upwards, ribs 
of the laciniae obsolete at base and apex. Height 15 cm. to 60 cm., spread of 
frond the same. Cystocarps solitary on the midribs of the last segments, 
with an apiculate pericarp. Sori in rows along the margins of the smaller 
segments. Colour rosy-red, but often much diluted or faded. 
South Australia (Encounter Bay, Eastern Bays), Victoria, Tasmania. 
Fig. 95 . — Hemineura frondosa: a, plant; b, apex of a 
frond with cystocarps in situ ; c, vertical 
section of cystocarp and lamina; d, spore 
threads; e, apex of frond with sori; f, sorus 
and part of the membrane. (After 
Harvey.) 
