ITC. 



CONTllimJTIONS I'lJoM THK NATIONAL IlKUHAlill M. 



2. Aulospermum glaucum (NiiH.) ('. ^^ H. 



Ciliiiiijili riiy i/hiiiriis Null. .Iniir. I'liiliiil. Aciul. 7: -S. ls;U, nut Wiitsuii in \)i,\ 

 Kill); Siirv. 



I'lirlli>/)t,rii.i (/Iniiriis Niitt. in T..rr. i\: (iniy. l''i. 1 : <i'_'4. IS40. 



Vt'TV iieiii" to .1. I(ni)f!pix, Imt with more tiiicly dissected l('iiv('>. 

 involucres i'es»Mnl>rmj»' the iiivolucels, and the hitter of hir^u'r mid imi 

 rower hracth'ts. 



TyiM' hxidity. ■'on the Itorders of the Fhit II«'ad Hiv«'i'. Itiward the 

 sources of tjje C'ohiinhia:" coUected l»y -V;///'//// type in Ilerl). Philutl. 

 Acad, and IIerl>. Cohnul)ia Tniv. 



hhiho. 



Sprrlmeui* I'.rnm hird: 



Tdaiio; Xcar Siiwtnotli, Enrniiiini^^'l^''i, Jiilyit, ISIMJ; |M'rliii|isiilH<)Sorc.sli I'fiik i' , 

 /f,'ii<l,rsi„i ;ilHO, July L'. iMit,-). 

 VarioiiH HpcciiiK'iis liavt' Itecn rdVm'il licrc, tmt mostly crrdiicouHly. In 1M71 hr. 

 Watson rftlcscrilK'c] tlic s|K'ci«'s, liasint; liis (li'scri|ttion upon liis own specimens, ml- 

 Icctcd in the mountains of Nevada. Altlioutrli lie states that liis spi-cimeiis accdid 

 exactly with N'tittail's type, a careful comparison of the two (les<Tiptioiis siious 

 j)lainly tiiat tlu'y arc distinct tlnm^h related species. Nuttall desvirilies his jilanl as 

 havinfr smooth and ;rlancons leaves, yellow llowens etc., while Watson says the li al 

 sejrmeiits an' more or less scahrous-]>uh»'rulent and tho ftowers are white. 



3. Aulospermum watsoni ('. & H.. sp. nov. 



C!f)n(jf>li'nis ijImiciiK Watson in Hot. Kiny Surv. 124. 1S71. Not Nuttall. 



More or h'ss .sca)>rous-pul)erui(Mit; h'aves tripiiuiate. the ultiiuiile 

 divisions crowded. liiiear-ol>h)ii<i". with revohite ujai'oin.s; pechmcles at 

 lir.st short, eh)uo|'atin^ in fruit and e.xceedino' the leaves: unil)els r. to 

 ir)-rayed, with an involucre of .setaceous bracts or none, and invohi- 

 cels of linear acute hractlets; rays S to 24 nun. lonj.': pedicels 4 to tl 

 mm. lonj>': fruit 4 to 7 nun. lonji^. the '2 to ."> carpel wine-s i-afher nar- 

 row; oil tul»es 8 to r> in th(» broad int«'rvals. ♦) to S on th<' coinmissuial 

 side; seed face with narrow sulcus. 



Type locality. Battle Moiuitains. Nevada; collected by WttfM)/!, no. 

 4r»(). Jun(>. July, IStW; type in V. S. Nat. Herb. 



Mountain.s of Nevada. 



Si>rcliiiiiiK f.niiniiit'd : 



Nkvah.x: liattle ^htnntains, cited under type locality; I'alisades, (1 A*, ('(/.vc-/ --'H, 

 April, 1««(). 



4. Aulospermum ibapense (Jones) C. & R. 



Cijinoplvnix ih<i/>i'ii.iis .Tones, Zoe 3 : ;{()2. 18();{. 

 (tUuicous and {(labrous; leav(>s tripinnate. the ultimate divisi 

 crowded, oblong, o})tiise. with revohite inar«;"ins: peduncles in fr 

 exceedinj,'^ the leaves; uinl)els with () to 8 rays about 1 cm. loni; 

 fruit and nearly ecjual; jx'dicels 4 nun. lonj>'; involucre none; invohic 

 of linear acute bractlets; fruit 4 to ;"> nun. lono-. and carpel with 5 br 

 thin wings .somewhat thickened at in.sertion; oil tubes H in the in 

 vals, () on the commi.s.sural side; seed face with narrow sulcus. 



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