656 CALIFORNIA ACADEMY OF SCIENCES. 



the ground that there is an Astragalus Thoni-psonianus 

 which is neither the same word in its spelHng nor its 

 origin and is at best only a synonym for Ast7'agalus 

 nivalis. On the same basis doubtless it was wise to load 

 up Astragalus iiudus Watson with another synonym since 

 there is already another Astragalus Watsonianus (OK) 

 which means the same as A. Serenoi (OK), /. e., is named 

 after the same person and so means exactly the same. 

 Mr. Sheldon has also complimented Mr. Watson with A. 

 Watsoni for A . Hendersoni . 



Astragalus intermedius, Arizona, Palmer. Type 

 in National Herbarium, 



Plants with the habit and general appearance of A. 

 amfhioxys, but pubescence with hairs fixed by the base, 

 but pods much like A. Bigelovii. Perennial, Ccespitose 

 or tufted; stems very short, i^ long, or less, densely cov- 

 ered with large imbricated, hyaline, puberulent, ovate 

 stipules, 3-4" long, or less; leaves 2-4' long, silvery silky 

 with short appressed white hairs; petioles half the leaf; 

 leaflets 10-15 pairs, contiguous, oval, 3" long, obtuse: 

 peduncles scapiform, about 6' long, rather loosely spicate- 

 ly flowered on the upper third, erect, not slender, sparsely 

 pubescent; bracts ovate, hairy, hyaline, 2" long, or less, 

 much longer than the very short pedicels; flowers hori- 

 zontal or ascending; calyx tube cylindrical, 3" long, i/^" 

 wide, a little wider below, obliquely attached, very pubes- 

 cent with short white or dark hairs; teeth subulate, i" 

 long; banner oval, gently arched to 45° from calyx tips, 

 blade about 4" long, sides reflexed ^" wide, claw rather 

 long; wings oblanceolate, gently arched, a little longer 

 than keel and i" shorter than the banner; keel straight, 

 apex arched to 90° in a gentle arc to the blunt tip ; flowers 

 purple ; pods oblong, 9" long, straight, shortly acuminate 

 with an oblique tip, truncate to emarginate at base, sessile 



