557 White : Mr. Desert Fungi 



Lactarius hysginus Fr. Plentiful in damp woods. 

 Lactarius insulsus Fr. Only one plant seen. 



* Lactarius maculatus Peck. Only two specimens found ; a 

 showy plant. 



* Lactarius piperatus (Scop.) Fr. Common. 



* Lactarius sordidus Peck. Found only once but then in 

 large quantities. 



Lactarius subdulcis (Bull.) Fr. Plentiful and widely distrib- 

 uted. 



* Lactarius torminosus (Schaeff.) Fr. Found twice. 

 Lactarius theiogalus (Bull.) Fr. Found in only one local- 

 ity growing in leaf mould. 



Lactarius uvidus Fr. Only a few plants found, some grow- 

 ing on wood. 



Lactarius volemus Fr. Common. 



* RussuLA ADUSTA (Pers.) Fr. Common. 



* RussuLA brevipes Peck. Plentiful. 



* RussuLA BASiFURCATA Peck. Found several times. 

 RussuLA decolorans Fr. Plentiful and widely distributed. 



* RussuLA EMETicA Fr. Common. 



* RussuLA FiNGiBiLis Britz. Only found three times. 

 RussuLA FOETENS (Pcrs.) Fr. Common. 



* RussuLA FRAGiLis (Pers.) Fr. Only a few plants found. 

 RussuLA INTEGRA (L.) Fr. Plentiful. 



* RussuLA LUTEA (Huds.) Fr. Found only one. 



* RussuLA MARIAE Peck. Fairly widely distributed. 



* RussuLA NIGRICANS (Bull.) Fr. Found abundantly in a few 

 localities. 



* RussuLA PULCHRALis Britz. Plentiful in one locality. 



* RussuLA PALUSTRis Pcck. By roadside ; found several 

 times. 



RussuLA PURPURiNA A. & S. Wliitc-stemmed form ; found 

 only once but in large quantities. 



* RussuLA puELLARis UMBONATA Peck. Only one plant 

 found. 



* RussuLA ROSACEA Fr. Abundant. 



* RussuLA scABRiuscuLA Peck. Apparently scarce. 



* RussuLA SORDIDA Peck. Plentiful. 



