46 



THE FERN BULLETIN 



use them to send to others who have the same kinds 

 themselves. I presume it would be an "ad" if I said 

 I am willing to sell mine if any one wishes to buy. 



I have written in a book the names of the ferns 

 given in the list you published in the Bulletin and 

 use it for a check-list adding all new ferns as I read 

 of them. It is a great help as no one list has them 

 all. I also took your advice and mounted an "Oh! 

 My! Collection." It is beautiful. With a hope 

 that this may help some other collector I will close. 



Nationa City, California. 



[With regard to the form of Pcllaea andromedae- 

 folia named rubens, Eaton's "Ferns of North Ameri- 

 ca" ventures the opinion that the color is due to the 

 sunlight, plants in shade seldom if ever developing it. 

 If western readers can add to this account, we shall 

 be glad to hear from them. — Ed.] 



HEMIGRAMMA LATIFOLIA 



By Willard N. Clute. 



The farther one penetrates into the warmer regions 

 of the earth, the greater always becomes his per- 

 plexity in the matter of fern genera. The changes that 

 nature rings upon a few type arrangements of veins, 

 sori, and pinnae are endless and task to their utmost 

 the abilities of the veteral fern student. To add to his 

 troubles, Nature has never been particular to make dis- 

 tinct species — the species conception is a man-made 

 idea — and one form grades into another so impercepti- 

 bly that a. given plant seems to have equal rights to a 

 place in any one of half a dozen genera. The discus- 

 sions that occasionally rage among the systematists 

 therefore are not altogether without cause though in 



