E. New or NorewonTHv Species.—XV. 
RANUNCULUS sAMOLIFOLIUsS. Stems several from a per- 
. ennial root, weak, somewhat flexuous and half reclining, 6 
_ to 10 inches long, simple, leafy throughout, with a solitary 
terminal short-peduncled flower: herbage very light green, 
. nearly or quite glabrous: leaves all entire, obtuse; the radi- 
- eal oblanceolate, long-petioled, 2 to 4 inches long; cauline 
. oval or obovoid, with very short dilated and thin sheath- 
. like petioles: sepals round-ovoid, spreading, thin, deep yel- 
. low: petals 5 or 6, broadly and almost truncately obovate, 
= golden yellow: achenes unknown. 
___ A well-marked species of the higher Sierra Nevada, Calif., 
. from Mt. Shasta south ward. Although specimens have been 
. Coming in from time to time to my herbarium for fifteen 
. years past, I have not seen it growing, and have long hesi- 
. tated about publishing it, hoping that some one might ob- 
tain it in fruit. It has been referred, in the herbaria of 
others, sometimes to R. Flammula, and sometimes to R. 
hydrocharoides ; perhaps in some instances to R. alismellus. 
RANUNCULUS OCCIDENTALIS, Vàr. ULTRAMONTANUS. Stems 
tufted, slender, ascending or depressed, only 8 or 10 inches 
high, branching and many-flowered: pubescence sparse, fine 
and not, obvious: leaf-divisions not cuneiform, deeply cleft 
into lanceolate segments; upper cauline 1 inch long, lance- 
olate, entire: corolla 3 inch broad; achenes small, tipped 
with a very short hooked style, and forming a depressed- 
globose head. 
Banks of streams and lakes, or in moist meadow lands 
along the Truckee River, at the eastern base of the Sierra 
Nevada, Calif. Completely isolated from all forms of R. 
