THE POLYSTICIIUMS 



197 



Crist ato gracile (percristatum) (Fig. 221). — Found at Ottery 

 St. Mary by Mr. C. Jackson, and also by Mr. R. J. Gray ; it has 

 delicately cut pinnules and small terminal crests to fronds and 

 pinnae ; another form, however, 



C. G. (percristatum) Moly, found by Mr. Moly, has the pinnules 

 also regularly fanned at the tips as well. 



Cristatum (Plate XXXI).— First found near Bristol by Mr. Hill- 

 man ; the tips of the fronds and of the pinnse are neatly tasselled ; 

 subsequently, however, a number of cristate forms were discovered 

 on varied lines. 



Cristatum Wollaston No. 10. — Found in Somerset by Mr. 

 G. B. Wollaston; a very fine form ; fine fan-shaped tassels to fronds, 

 and small ones to pinnae. 



Fig. 22 



P. an«. decurrens. 



Decurrens (Fig. 222). — Found by Mr. Elworthy in Somerset ; 

 a fine form with large pinnules attached not by plain stalks, but by 

 a narrowed, leafy portion of the pinnule itself (alate or winged). 



Decompositum grande Jones. — Found Torquay ; very bold, 

 finely cut variety. 



D. magnificum Jones. — Similar, but distinct. 



D. Phillips. — Found Co. Down ; finely divided. 



D. splendens Moly. — Found S. Devon ; parent of the wonderful 

 plumose strain raised by Col. Jones and Dr. Fox. 



Deltoideo-decompositum. — Found by Moly, S. Devon _; fine, 

 broad-based, decomposite form. 



