^QQ COMPOSITE. MonoptlluH. 



obovate, or some of them puiliap lutluM' triniigular, obscurely I'ew-iicrveil, Imiry. Funus williout 

 iMiliima, or with more w less rodiieeil l)rislle.s, {j;ruw miiigleil with the normal btiito. 'I'lie niyless 

 variety' liiis been coUecteil iit Auburn, iJusslan Uiver, San 1-oren/o Valley, kc, ami a very 

 dopuuiieralo stale about San Kraneiseo. Hut the state with ray-coroUus redueed to a tube, on 

 wliieli Aphanlovlnjda was Ibumleii, has as yet been Ueteeted only in Ih: J. M. BUjclow's .s|)eeiniens, 

 IVom Napa Valley. Near Vallejo a lorm wai eoUoelod by Ucv. E. L. (Jrecne with well-developed 

 mys pure white, exeept a pule yellow base. 



11. MONOPTILON, ToiT. k Gray. 

 Head many-llowered, heterogamous ; the rays numerous in a single scries, fertile. 

 Involucre of numerous narrow equal thin scales, almost in a single rank. Recep- 

 tacle barely convex, naked. Corollas with rather hairy tube ; the white or purple 

 ligules oblong-obovate. Branches of the style tipped with a short obtuse ai)pendage. 

 Akenes oblong-obovate, compressed, one-nerved on each margin, or in the ray with 

 a lateral nerve also. Pappus double j the outer a minute almost entire crown ; 

 the inner a deciduous bristle which nearly e(j[uals the disk-corolla, scabrous below 

 and plumose for some distance from the summit downward. — Jour, liost. Nat. 

 Hist. Soc. V. lOG, t. 13. Only one species : — 



1. M. bellidiforme, Torr. & (jiuy, 1. c A (Ulicato Daisy -like little annual, 

 hpremliiig on thu ground, an incli or two high, villous-piibcHcont : IcavtfH altornutc, 

 narrowly spatulate, entire : heads scattered, hardly peduncled, barely half an inch 

 in diameter, including the white and purplish-tipped or pink-purple rays : disk- 

 flowers yellow. 



On the ilohavo desert or between California and the southwestern part of Utah, where a single 

 specimeu was collected by Fremont. Recently rediscovered in the latter region by Furry. 



12. EREMIASTRUM, Gray. 



Head many-flowered, heterogamous ; the white rays numerous in a single series, 

 fertile. Involucre camjjanulate, of nearly equal narrow scales, the outermost nearly 

 foliaceous. Receptacle llattish, naked. Ligules oblong, entire. Branches of the 

 style tipped witli a lanceolate appendage. Akenes obovate-oblong, flat, one nerved 

 on each margin. Pappus of two sorts, i. e. the outer of 8 or 10 thin laciniately dis- 

 sected scales, each apparently comjjosed of several united bristles ; the inner of 

 about as many stout bristles or awns, and some smaller ones intervening. — Oray, 

 PI. Thurb. (Mem. Am. Acad, v.) 320. — A single species : — 



1. E. bellioides, Cray, 1. c. — A low, Daisy-like, hirsute or hispid annual, 1 to 

 4 inches high, and sending olf procumbent branches ; resembling Monopiilon but 

 larger ; leaves alternate, narrowly spatulate, entire, disposed to be crowded under 

 the terminal solitary heads, and passing into scales of the involucre : head (includ- 

 ing the expaniled white rays) about two thirds of an inch in diameter, handsome; 

 the disk yellow. 



Dry plains on the Colorado and Mohave lUvers, Thurber, SchoU, Newberry, Cooper, kc. Also 

 Southern Utah, Puiry. 



13. LESSINGIA, Cham. 

 Head 5- 25-llowered ; the flowers all perfect, with limb of the corolla regularly 

 or sometimes obliquely parted down to the slender tube into 5 linear lobes, or the 

 marginal ones with the enlarged limb palmately parted into a kind of ray, in these 

 the stamens often abortive. Involucre campanulate or turbinate; its scales imbri- 

 cated, appressed, and mostly with herbaceous often spreading tips. Receptacle flat, 



