January 31. 1913 I37 



1)) \mocallis pseudorupestris R y d b. 

 In meadows on Harney Peak; not common. 



Physocarpus pitbfscens (Rydb. ) A. Nelson 

 Common on talus slopes of Harney Peak. 



Trifolium hybridum L. 

 Exceeding:lv abundant along all roads of the northern Hills 

 above 5000 feet elevation. 



Antknn.ari.a. parvifoli.a. Nutt. 

 Common on locks near the top of Harney Peak (one eastern 

 locality). Rydberg^ recorded A dioica parvifolia {A. parvifolid) 

 but it was omitted by Saunder<. 



Arnica Rydbergii Greene 

 Frt-qneut in alpine meadows on H;irn y Pc-.ik. 

 Lacixiaria ligulistvlis a. Nc suii. .Blaziujj^ star. 

 Numerous in prairies on burned areas alxive 5000 feet; in- 

 cluded by R\dberi^ in I S94 under L. scariosa 



Lactica canadensis L. Fail leiiuce. 

 Along^ Boxelder canyon, elevation 4000 feet; frequent 

 (eastern ). 



vSOLIDAGO GLABERRIMA Marteus 



Abundant in Red valley near Rapid City; included in Ryd- 

 berg's report with S. missoiiriensis. 



Tetraneuris simplex A. Nelsf)n 

 Plentiful (ui rocks and bare ground of the Red valley. 

 University ul South Daki> a \Vrinillio!i, South Dakota. 



NEW \vf:stkrn plants 



By a. a. Hkij.kr 



raulanthii.H senilis ^\). nov. 

 .•\pparentl\' biennialjlhe .simple sieui 3 lo 3.5 dm. hitjh in- 

 cluding tile infl(jrescence, fistulous, 5 to 8 mm. in diameler be- 

 low the iiifloie.>*cciice, glabrous, glaucous and purple tinged: 

 leaves ghibrou^, clurrt\' l»asal, lanceolate, elliptic-al-lanceolate or 

 broadlv obhuu-eolate, irregu arl\- and co.irsc \ >inuate-denlate. 



