MONTANA BOTANY NOTES 37 



Lupinus ornatus Dougl. Bigfork, Daphnia Lake, Wild Horse Island, Ra- 

 valli, Ronan. The var. bracteatus collected at Missoula by MacDoug-al and 

 at Wild Horse Island 'by Elrod. 



Lupinus aipicola Hend. Common in subalpine burns. MacDougal Peak, 

 also at Belton and Evaro. Doubtfully distinct from L. sericeus. 



Lupinus laxiflorus Dougl. Alta, Monida. Also Missoula and Bigfork 

 (Elrod). No lupines seen in the Sperry Glacier region. 



Trifolium hybridum L. Alta. 



Trifolium pratense L. Bigfork, Poison, Alta, Ronan. 



Trifolium longipes Nutt., T. Rydbergii Greene, T. latifolium Greene, T. 

 caurinum Piper, are forms. Evaro. Alta, McDonald Lake in the Mission 

 IWountains. No clovers seen in the Sperry Glacier region. 



Medicago Lupulina L. Ravalli. 



Glycyrrhiza lepidota Nutt. Frequent along lake shores and streams from 

 Alta northward. 



Astragalus decumbens (Nutt.) Gray. This grades into a multitude of 

 forms, according to tlie shade and soil in which it grows. A. decumbens 

 var. campestris (Gray) Jones is an extreme form, with wide leaves and 

 ascending habit. Other synonyms are A. convallarius Greene, Homalobus 

 hylophilus Rydberg, etc. Wild Horse Island, Rexford, Alta. MaoDougal Peak 

 (Miss Norton). 



Astragalus pectinatus (Hook.) Douglas. Browning. 



Astragalus leptaleus Gray. Big Arm, Monida, Somers. Wild Horse 

 Island (Elrod), MacDougal Peak (Miss Norton). 



Astragalus miser (Dougl.) Gray. Garrison, Upper Marias Pass. 



Astragalus Bourgovii Gray. Common on all the peaks from Lambert Val- 

 ley to till' Blackfoot Glacier. 



Astragalus alpinus L. Alta, Echo Lake. Reported from several other 

 localities but probably confounded with A. Bourgovii. 



Astragalus elegans Hook., A. eucosmus Rob. Supposed to grow at Upper 

 Marias Pass, but probably confounded with A. Bourgovii. 



Astragalus aboriginum var. glabriusculus (Gray.) Jones. Upper Marias 

 Pass. 



Astragalus Americanus (Hook.) Jones. Alta. 



Astragalus Drummondii Dougl. Garrison, Missoula (MacDougal). 



Astragalus agrestis Dougl. Evaro, Ronan, Missoula (MacDougal). 



Astragalus nitidus Dougl. Browning. 



Astragalus Canadensis var. Mortoni (Nutt.) Wat. Occasional from Alta 

 northward in open woods and fields. 



Astragalus Purshii Dougl. Missoula (Elrod). 



Astragalus inflexus Dougl. Wild Horse Island, Missoula. Also at Mis- 

 soula by Elrod and MacDougal. 



Astragalus crassicarpus Nutt., A. prunifer Rydberg. Garrison and 

 Browning. 



Astragalus arrectus Gray., A. Kelseyi Rydberg. Deer Lodge Valley. 



Astragalus flexuosus Dougl. Browning. 



Oxytropis deflexa DC. Blackfoot G'acier, Mt. Hagin, Browning. 



Oxytropis aipicola (Rydberg Fl. Mont, 252 as Aragallus). Blackfoot 

 Glacier, Mt. Haggin. 



Oxytropis monticola Gray. Deer Lodge Valley, Echo Lake, MacDougal 

 Peak (Elrod and MaoDougal). 



Oxytropis Lamberti var. ochroleuca Nelson. There is no character that 

 separates this from O. Lamberti but the color of the flowers. There is no 

 character that separates it from O. monticola but the appressed calyx hairs. 

 Normally the flowers are an inch long and the pod a trifle stiffer than in 

 O. monticola, and less Inflated, but these characters Vary greatly. No speci- 

 mens of this variety have as yet been reported from our drainage but it is 

 common eastward and southward. The low and single stemmed plant of 

 the plains seems abundantly distinct but unfortunately it passes by imper- 



