Piper: NoTrewortHy NORTHWESTERN PLANTS 223 
“ MENTHA ARVENSIS lanata var. nov. 
Size and habits of var. Canadensis Briquet (JZ. Canadensis L.), 
but the calyx, stem, petioles and often the whole under side of 
the leaf-blade densely lanate-pubescent. 
Specimens examined : 
Wasuinoton: Parrotts P. O., Lake & Hull, 603, Aug. 5, 1892 
(type in the Gray Herbarium). Wilson Creek, Lake & Hull, Aug. 
5, 1892. 
IpaHo: Kootenai county, /. H. Sandberg. Mud Lake, Koo- 
tenai county, Sandberg, MacDougal & Heller, 734. ‘ Fort Colville 
to Rocky Mts.,” Zya// in 1861. 
CALIFORNIA: Santa Barbara, Sept., 1882, Mrs. R. F. Bingham ; 
Clear Lake, Aug. 16, 1882, Pringle. 
v Synthyris schizantha sp. nov. 
Rootstocks short, creeping: radical leaves reniform-orbicular, 
5-7-nerved, indistinctly lobed, doubly dentate, glabrous above, 
pubescent beneath, especially on the veins, 5-12 cm. broad; 
petioles exceeding the blades, pubescent: flowering stem pubes- 
cent, 20-25 cm. high, bearing a pair of nearly sessile ovate-orbic- 
ular leaves, 2~3 cm. long, just below the inflorescence: raceme 
4-6 cm. long in flower, rather dense, viscidly pubescent ; bracts 
lanceolate, entire or the lower ones laciniately few toothed at apex, 
5-8 mm. in length, about as long as the pedicels: calyx-lobes 
subequal, lanceolate and entire, or those of the lower flowers often 
toothed or even laciniately cleft: corolla blue, 5—6 mm. long, the 
subequal lobes all deeply cleft into narrow divisions : ovules about 
3 in each cell: fruit not seen. 
Baldy Peak, Olympic Mts., Wash., July 24, 1897, Frank N. 
Lamb, S& 34. Fs 
A handsome species nearest related to S. reniformis Benth. 
The pubescence is apparently clammy viscid. ° On account of the 
peculiar corolla, some slight modifications in the generic charac- 
ters are necessitated, 
* Lomatrum macrocarpum artemisiarum var. nov. 
Differs from the type essentially in its pubescence but otherwise 
quite as variable. In the typical form the pubescence is tomentose, 
“specially in the inflorescence. In the variety here proposed there 
'S No trace of this tomentose character, the plant being everywhere 
Puberulent with short erect hairs. 
