112 



BASIDIOMYCE TES 



2. Juice milky, Avliite or colored. 

 Juice watery. 



3. Stem lateral, eccentric or wanting. 

 Stem central, or nearly so. 



4. Spores white (violet tinted in one species). 

 Spores rosy or salmon-colored. 



Spores yellowish brown. 



5. Spores white (green in Lepiota Morgani). 

 Spores rosy or salmon colored. 



Spores yellowish brown or rusty brown. 

 Spores dark brown or purplish brown. 

 Spores black. 



(White-spored Series.) 



6. ^Vith a volva"^ and annulus. 

 With a volva but no annulus. 

 A'olva wanting ; annulus present. 

 Both volva and annulus wanting. 



Lactarius. 

 J- 



4. 



5- 



Pleurotus. 



Claudopus. 



Crepidotus. 



6. 

 16. 

 19. 

 24. 



28. 



Amanita. 

 Amanitopsis. 



7. 

 8. 



7. Lamellae free from the stem ; annulus often moveable ; pileus usually 



scaly, sometimes densely so. Lepiota. 



Lamellae united with the stem ; pileus usually smooth (often somewhat 



scaly in A. 7neUea, a common species). Armillaria. 



8. Lamellae thin, their edges acute. 9. 

 Lamellae in the form of shallow folds, their edges obtuse. 12. 



9. Lamellae decurrent on the stem ; stem fleshy. f Clitocybe. 



— stem with cartilaginous rind. Omphalia. 



Lamellae adnate ; stem with a cartilaginous rind. Collyi?ia. 



— stem fleshy ; pileus often bright colored. 10. 



Lamellae sinuate ; stem fleshy. Tricholoma. 



— stem with a cartilaginous rind. 1 1 . 



10. Plant rigid, the lamellae usually brittle. 

 Plant with waxy lamellae. 



11. Pileus membranous, more or less striate. 

 Pileus veiy thin, without pellicle. 



RUSSULA. 



Hygr( )PiioR us. 

 Mycena. 



HiATULA. 



*The volva will appear either as a cup at the base of the stem, or as 

 separable floccose scales on the pileus. 



t By cutting the pileus longitudinally through the centre of the stem 

 ibis feature v.'ill be apparent ; in species with a fleshy stem the flesh is 

 Continuous with the context of the pileus. 



