258 
b) Boreal and alpine species common to Shasta and the Sierra but not 
known from the Cascades. 
Agoseris monticola Greene. 
Arnica Merriami Greene. 
Castilleja affınis Hook. & Arn. 
Chaenactis nevadensis Gray. 
Cheiranthus perennis Coville. 
Corallorhiza Bigelovii Wats. 
Crepis intermedia Gray. 
Cycladenia humilis Benth. 
Draba Breweri Wats. 
Erigeron armeriaefolius Turcz. 
» compositus var.trifidus Hook. 
Eriogonum polypodum Small. 
Hieracium albiflorum Hook. 
c) Boreal and alpine species common to Shasta and the Cascades but Re 1 
known from the Sierra. 
Lemm G=A magnifica 
-Murr. var. shastensis Lemm.). 
Epilobium clavatum Trelease. 
Hieracium gracile Hook. (= H. triste 
var. gracile Gray). 
Hulsea nana Gray. 
Ligusticum Grayi Coult. and. Rose. 
Lupinus ornatus Dougl. 
Spiraea (Lutkea) pectinata Torr.& Gray. 
Machaeranthera 'Aster) shastensis Gray. 
d) Boreal Shasta species not known from either the Sierra of the 
cades '), Peculiar to Shasta, 
Arnica longifolia Eaton. 
»  viscosa Gray. 
Campanula Wilkinsiana Greene. 
Mimulus implexus Greene. 
e) Boreal genera and species common to the Sierra and the Cascades, | 
not known from Shasta. 
Genera not known from Shasta, 
Arenaria. ris. 
Cassiope. Ivesia. 
Claytonia. Listera. 
Clintonia. Mertensia. 
Erythronium. Pedicularis. 
Heuchera. Primula. 
1) MERRIAM |. c. 
Part II. Chapter 3. 
Hieracium horridum Fries. 
Hulsea Larseni Gray (= H. nana Gray 
var. Larseni Gray). 
Madia Bolanderi Gray. 
Parnassia californica Gray. 
Saxifraga bryophora Gray. 
Senecio canus Hook. 
» trigonophyllus Greene. 
Stellaria crispa Cham. & Schlecht. 
Streptanthus orbiculatus Greene. 
Vaccinium caespitosum Michx. 
Smilacina (Vagnera) stellata Desf. 
Veratrum californicum Dur. 
Oreastrum (Aster in part) ige 3 
Torr. & Gray. 
Pentstemon Menziesi Hook. 
Bryanthus (Phyllodoce) enpettu 
. Don. 
Polygonum Newberryi Hook. > 
Silene Suksdorfi Robinson. en 
Tofieldia occidentalis Wats. = 
Veronica Cusickii Gray. 
3% 
FE a 
es: 
= 
AcR 
Pentstemon glaber Pursh var. utahens 
Phacelia frigida Greene. ats 
Scutellaria nana Gray. 
Silene Grayi Wats. 
Raillardella. 
Ranunculus. 
Smelowskia. 
Streptopus. 
Thalictrum. 
Xerophyllum. 
