RHODOSPERME Ai. lao 
fronds ; tetraspores, which are very numerous when present, are produced 
in groups of large size, and these are sometimes confined to the segments 
of the frond. Their number, size, and brilliant colour afford marks by 
(i 
wy 
Fig 122. Nitophyllum punctatum. 
which every variety of this-species may always be recognised. In the 
variety, N. ocellatum, Fig. 123, the tetrasporic spots are particularly large ; 
and they are rendered still more striking by being developed in the long, 
Fie. 123. Nitophyllum punctatum, var. Ocellatum. 
narrow, linear segments into which this variety is cleft down to the base 
of the frond. The margins of all the divisions are perfectly smooth and 
flat; while in the variety crispatum, and others, the segments are similarly 
