No, 15.] HYMENIALES OF CONNECTICUT. 23 



PAXILLUS Fr. 



Plants orange-yellow P, auranti(Kus 



Plants not orange-yellow i 



1. Margin of cap strongly inrolled (involute) P. involutus 



Margin of cap straight or slightly inrolled 2 



2. Cap 2 to 4 inches broad, rust-color; gills adnate.... 



P. atro-tomcntosus 

 Cap I to 2 inches broad, dingy yellow ; gills decur- 

 rent at base P. panuoides 



CORTINARIUS Fr. 



Plants small; cap i to i>^ inches broad C. vernalis 



Plants larger, seldom less than 2 inches broad i 



1. Plants some shade of red or yellow 2 



Plants tinged with violet 9 



2. Cap viscid 3 



Cap not viscid 5 



3. Cap coarsely corrugated C. corrugatus 



Cap not corrugated 4 



4. Stem with a turbinate bulb at base, stuffed, then 



hollow C. turbinatus 



Stem not bulbous, solid, scaly. . .^ C. collinitus 



5. Stem and cap scaly 6 



Stem and cap not scaly 7 



6. Cap fleshy throughout ; gills crowded ; stem stuffed, 



then hollow C. bolaris 



Cap thin at the margin; gills distant; stem solid.... 



C. armillatus 



7. Stem with a more or less persistent ring C. flavifoltus 



Stem with no ring 8 



8. Cap cinnamon-colored ; stem yellow ; gills at first 



yellow C. cinnamomcus 



Cap scarlet or blood-red; gills of a similar color.... 



C. cinrtabarinus 



9. Cap viscid, sometimes spotted with white C. lodes 



Cap not viscid ^O 



10. Stem bulbous, then elongated and equal ; color of cap 



changing from violet to brick-red C. ton'us 



Stem constantly bulbous ^ ^ 



