726 ADDITIONAL EXERCISES 



9. Appendages fifty to one hundred and sixty, one-half to three-fourths diametei 

 of perithedum. 7 parvula. 



Appendages twenty-four to forty-six, one and one-fourth to two times, 

 diameter of perithedum, often geniculate. 1 1 geniculala. 



10. Appendages stout, 7 to 8^ wide near the base. (11) 

 Appendages narrower near the base. (12) 



11. Appendages very few, six to twelve, enlarged upward. 15 Ddmay's. 

 Appendages crowded, twenty to thirty-six, scarcely or not at all enlarged 

 upward. 18 Sengokui. 



12. Appendages abruptly fleiuose, or angularly bent. (13) 

 Appendages straight. (14) 



13. Appendages about equalling diameter of perithedum, flexuose above, not 

 angulariy bent, spores usually dght. 9 flexuosa. 



Appendages one to two, usuaUy one and one-half to two times diameter of 

 perithedum, more or less angularly bent, spores four to six, rarely seven. 



1 solicis var. Miyabei. 



14. Appendages thick-walled, refractive, or rough at base. (15) 

 .\ppendages thin-walled throughout. (17) 



15. Mycelium persistent, densely compacted, peritheda 158 to 268;» in diameter. 



2 aceris var. Tulasnei. 



Mycelium evanescent, or subpersistent, peritheda 64 to 146/1 in diameter. (16) 



16. Asd ovate or elliptic-oblong, 24 to 30/1 wide, spores 16 to 20 by 8 to lo/i. 



3 prunastri. 



Asd broadly ovate to subglobose, 34 to 40^ wide, spores 20 to 25/1 by 10 to 

 13/1. 10 Clintonii. 



17. Asd four- to six-spored. i stUicis. 

 Asd seven- to dght-spored. (18) 



18. Perithecia 168 to 224*1 in diameter, appendages not exceeding diameter of 

 perithedum. 6 circinala. 



Peritheda 76 to 138/1 in diameter, appendages one and one-fourth to two and 

 one-half times diameter of perithedum. (19) 



19. Perithedum 120 to 138/1 in diameter, appendages thirty-five to axty, myce- 

 lium persistent, more or less densely compacted. 14 auslralis. 

 Perithecia 76 to 105/1 in diameter, appendages ten to twenty-dght, mycelium 

 evanescent. ly fraxinis. 



20. Mycelium densely compacted, appendages mostly simple. 2 aceris var. 

 Tulasnei. 



Mycelium not densely compacted, appendages all or nearly all branched. 

 2 aceris. 



APPENDIX IX 



Collection and Preservation of the Fleshy Fungi. — In the collection of the higher 

 fungi, it is of the utmost importance that certain precautions be employed in ob- 

 taining all parts of the plant, and furthermore that care be exercised in handling in 

 order not to remove or efface delicate characters. Not only is it important for the 



