arising from an anastomosing or connecting branch of the veins. 
Three species are described by Mr Brown. 
The specimen from which the accompanying figure was 
taken, flourishes in the green-house in peat-earth, but is in- 
creased with difficulty. It was communicated to our collection 
by our liberal friend Mr Shepherd of Liverpool. 
Fig. 1. Plant, one-half of the natural size. Fig. 2. Portion of a frond, natural 
size. Fig. 3. Segment of a leaf. Fig. 4. Portion of a segment, with a 
cluster of fructification. Fig. 5. Capsule and seeds, magnified. 
