OF AllTS AND SCIENCES. 59 



centibus. — Arizona, near Camp Lowell, Sept., 1874. Rothrock, in 

 Wlieekr Expedition, 1874. 



Gymnolomia (Heliomeris) Porteri. Annua, ramosa ; foliislan- 

 ceolatis linearibusque plerisque alternis integerrimis margine inferue 

 parce hisjjidis ; capitulLs cymoso-pauiculatis, pedunculo gracili ; involu- 

 cro laxo e squamis angiiste liiiearibus siibfoliaceis fere uniseriatis 

 ligulas subjequantibus ; receptaculo alte conico; corolla disci fauce 

 lati^sime campanulata lobis aequilonga, tubo abrupto brevi basi incras- 

 sato ; St) lo basi bulboso, ramis liispidulis appeiidice tenuiter subulata 

 hispida terminatis ; acbeniis turgidis hispidulis calvis, marginibus ad 

 apicem latum truncatum in umlionem parvum productis, areola parva 

 vix anuulata. — Hudbeckin? Porteri, Gray, PI. Fendl. 83. Stone 

 Mountain, Upper Georgia, Porter, Hendee, Ravenel, and later Engel- 

 mann and Canby, August and September. 



Palafoxia Feayi. Scabra ; foliis oblongis lanceolatisque basi vel 

 utrinque obtusis (poJlicaribiis) ; capitulis subcymosis ; involucro e 

 squamis linearibus obtusis floribus 2-3-pIo brevioribus pedunculisque 

 eglandulosis ; corollje fauce cylindracea lobisque breviusculis P. lineari- 

 fijlicB ; pappi paleis oblongis obtusis basi incrassatis achetiio multoties 

 corollae tubo dimidio brevioribus. — S. Florida, Dr. William T. Feay, 

 Dr. Chapman. 



HuLSEA Parryi. Hurailis ; foliis plerisque radicalibus confertis 

 spathulatis infequaliter argute dentatis priuiura albo-lanuginosis ; cauli- 

 bus floriferis plurimis scapiformibus (spithanijeis) gracilibus glabellis 

 simplicibus monoce[)halis vel basi tlivisis bracteis paucis linearibus 

 subulatisve instructis ; capitulo pro genere parvo (semipollicem alto) ; 

 involucro viscoso-pubescente, squamis lato-linearibus flores disci ligu- 

 lasque paucas incons[)icuas subfequantibus ; pappi paleis oblongis parum 

 erosis subfequalibus. — S. E. California, in tiie Mohave district. Dr. 

 Parry, 1876. The flowers appear to be yellow, with tips disposed to 

 turn to purple. 



Gaillardia spathulata. C. acaw/i spec, insigni peraffinis ; cau- 

 libus spithamjBis e caudice perenni multicipiti plurimis plerumque 

 ramosis foliatis ; foliis spalhulatis integerrimis basi sensim attenuata 

 sessilibus ; pedunculo breviusculo , paj^pi paleis 9-11 oldongis longius 

 aristatis, arista corollam disci mox superante. — S. Utah, in Rabbit 

 Valley, at 7,000 feet, L. F. Ward, in Powell's p]xped., 1875. Leaves, 

 as in G. acaidis, thickish and firm; the larger a full inch long; the 

 uppermost reduced to half or a third of an inch. Heads rather smaller 

 than in G. acauiis. on a slender terminal peduncle of an inch or two ia 

 length. Disk-corollas 3 lines long. 



