BOTAM. 77 



forbid us to refer it to any known genus, ami it w;is, therefore, dedicated to Dr. 'J. W. II 



ultivator of botany, who gathered it in the mountains of the southern 



California ^.m Diego, and sen! the specimen to his friend and correspondent, 



The ch - of the genus, and the distinctive marks (so far as known) <>t the 



originals pended. The present plant is only three or four inches bigh, 



eluding the slender shoot or k, which rises through the 1 ria in which it 



Hi ,& o.ined. Cbpitulummultiflorum, radiatum; flo- 



ribus radii ligulatis foemineis, disci tubulosis. [nvoluorum hasmisphericum : squamia subtr seii.i- 

 tis membranaceis Laxia, exterioribua paulo brevioribus. Eleoeptaculum planum epaleaoeum, 

 ■Iveolato-dentatum ; dentibus brevibus cornels. Ligulaa 20-30, Lineares. Corollas A. her- 

 maph. tube gracili i jlanduloao, fauoe cylindracea, Limbo .Vdrni.it.., dentibus tringulari- 



ovatii Antherae ecaudatte. styli rami obtusi, longitrorsum pubernli, exappendio- 



ulati. Achenis conformia, linearia, Bubtetragono-compressa, deorsum attenuata, villosapra 

 tim al margines. Pappus (villis achenii vix Longior) e paleis 1 tenuibus byalinis enerviis latis 

 obtusissimis erosis vel timhriatis. Hcrbjv perennes, viscoso-]uihescentes, macrocephaUe, alterni- 

 fbliaa : caule Aorifero Bubaphyllo ; floribus flavis. 



1. H. Caufornica: elata; caule vol pedunculo 3-7 cephalo; involucri Bquamis linearibus 

 apice attenuatis ; floribus aureis ; pappi paleis cuneato-rotundis apice truncate eroso-den- 

 tieulatis. 



*J. II. n \na : Vide Bupra. 



Plate XII. HuiSBA nana. Plant of the natural size. Fig. 1, a ray flower; 2, a disk 

 flower : :>. corolla of the last laid open, the Btamens, &c, displayed : 1, Borne of the glandular 

 hairs on the corolla: 5, branches of the style of the disk flowers; 6, paless of the pappus; 

 a of a mature achenium ; 8, the receptacle. The details variously magnified. 

 :\na. Dougl. Bot. Beg. i. 1376. Rocks on the Oregon river. 



Gaillardia aki.-tata, Punk, Fl. 2, p. 573. Fort Dalles, Oregon river. 



Cii.f.nactis DouoLAsir, Hook, of- Am. Dot. Beech, p. 354, (to which C. achilletefolia is to be 

 joined.) Klamath lake. Flowers white. 



IVmiia udoophylla, DC. Prodr. .">. j>. 656. McCumber's, Upper Sacramento valley. 



Bahia laxata, Xutt.: DC. I. C. & var. XENUIFOLIA. With the last. S:c. 



Birrielia texerrima. DC. Prodr. . j . j>. 663. Sonoma. 



Di blsoa oxige ' >H. in Trans. Aimt. l'l 1. Soc. 7, p. 383. With the lai 



Helemt M Al'TfMXALE, Linn. var. QBAXDIFLOBUM, ToTT. <<■ Gray. Klamath lak<- and Willa- 

 mette river. 



- n>AGO oi AH.; B r. Bor.-Am. 2,p. 2. Bai T. 



''.; Il""k. Flor. Bor.-Am. 2,p. 1. Klamath basin, 0. T. 



Sacramenl 

 Li ; I: inks of upper Pit river. 



Chi 2, /-. 150, I mounl i . 1 form. 



Blexxospkrm v Cautob l t p. 272 5a tmento valley. 



W. hi.; vttr. capitulo rnulr mtii mil 



n the np] Sacramento. The folia .. ith W. h< I 



but the 



lary shoot, the 



