154 



10. Pileus infundibuliform, bay-red ; spores 6-8 fi. L. riifus Fr. 

 Pileus plane or subdepressed, golden brown ; spores 8-IO fi. II. 



11. Pileus smooth, soon glabrate. L. volemus Fr. 

 Pileus rugose-reticulate, especially on the margin. L. volevms subrugosus Pk. 



12. Pileus rugose-reticulate, dark chestnut ; spores lc-12 /u. L. corrugis Pk. 

 Pileus smooth, not rugose-reticulate. 13. 



13. Stipe concolorous. 14- 

 Stipe of a different color from the pileus. 15- 



14. Pileus and stipe grayish-white, small, 1-4 cm. L. griseus Pk. 

 Pileus and stipe reddish-allutaceous, larger, 8-15 cm. L. aquijiuus Pk. 



15. Pileus grayish -brown, often violet-tinted, 2.5-8 cm.; stipe pallid, pubescent. 



hollow or stuffed. L. glycyosmus Fr. 



Pileus olivaceous, 2.5 cm.; stipe white, solid. L. alpinus Pk. 



16. Stipe white ; pdeus brown ; milk none \_Russula ?~\. 



L. illachrymans B. & Rav. 



Stipe concolorous or subconcolorous. 17- 



17. Flesh white, changing to brownish flesh-color. L. fumosus Pk. 

 Flesh not changing color. 18. 



18. Stipe with white strigose hairs at base. L. paludinella Pk. 

 Stipe glabrous or subpruinose. 19. 



19. Pileus golden or golden brown ; stipe orange. L. mitissitmis Fr. 

 Pileus some shade of reddish-brown or chestnut. 20. 



20. Milk scanty, color of watered silk ; stipe solid. L. serijluus (DC.) Fr. 

 Milk white, not watery. 21. 



21. Pileus hygrophanous, zonate when moist, azonate when dry, 5- 10 cm - 



Z. mutabilis Pk. 

 Pileus not hygrophanous. 22. 



22. Pileus subzonate, aromatic, especially on drying. L. camphorams (Bull.) Fr. 

 Pileus azonate, not aromatic. 23. 



23. Pileus reddish-brown, margin even; stipe subpruinate. L. subdulcis (Bull.) Fr. 

 Pileus bay-red, shining, margin inflexed, crenulate. L. subdulcis badius Gillet 

 Pileus cinnamon-red, somewhat shining. L. stibdulcis cinnamomeus Gillet 

 Pileus dull chestnut-red. L. subdulcis rulus Gillet 

 New York Botanical Garden. 



SOME NEW MEXICO PLANTS 



By T. D. A. Cockerell 



Astragalus simulans sp. nov. 



Similar to A. mollissimus in general appearance and manner of 

 growth. Leaves about 150 cm. long, pinnate, with 8-13 pairs 

 of oval leaflets, about 14 mm. long and 8 broad, silvery on both 



