i 
1906] HOUSE—NEW SPECIES OF TRIFOLIUM 339 
TRIFOLIUM MONANTHUM A. Gray, Proc. Am. Acad. 6:523. 
1865.—Fig. 6.—Perennial from numerous, slender, branching 
roots; stems branching from near the base, ascending, 2 to 4°™ 
high, only sparingly villous: stipules ovate-lanceolate, green, 3 to 
5-nerved, cuspidate-acuminate, 2 to 4™™ long, entire or rarely with 
a few minute rigid teeth near the apex; leaflets obovate-cuneate, 
retuse or truncate at apex, margins spinulose-denticulate, 4 to 6™™ 
long, sessile, pale green with a few villous hairs beneath, darker 
green above, the ascending, branching whitish veins ending in the 
subcallous mucronate teeth of the margin; petioles filiform, longer 
than the leaflets: peduncles filiform, mostly shorter than the leaves, 
one-flowered (rarely 2), involucre of two entire or sparingly toothed, 
ovate-lanceolate, cuspidate-acuminate bracts, 2 to 3™™ long: calyx 
cylindrical, twice as long as involucre, about 4™™ long, sparingly 
villous, 10-nerved, 5 of the nerves more prominent than the others, the 
triangular-lanceolate, spinulose-acuminate teeth about one-third the 
length of the tube: corolla g to 12™™ long, purplish-white, the 
slender tube elongated and somewhat glandular, not scarious or 
inflated after flowering; banner lanceolate-obovate, retuse; wings 
shorter and rounded; keel sub-acute: legume stipitate, 2-seeded. 
Flowering from the middle of June to September; fruiting from July to October’ 
Mountain meadows, banks, and grassy places, Sierra Nevada in California 
from Alpine to Tulare County, and in Ormsby County, Nevada; 2100 to 3000™ 
alt. 
CALIFORNIA: Sierra Nevada, Lemmon 1875; Manachi Meadows, 2500™ 
, Rothrock (no. 307), Sept. 1875; Tuolumne Co.: ‘ Moist bank by Soda 
swe alt. 2650™,”’ Brewer, June 26, 1863 (no. 1704), type in U. S. National 
Herbarium; vicinity of Tuolumne Meadows, 2600-2900™ alt., Hall and Bab- 
cock, July 1902 (no. 3625); Alpine Co.: Caple’s Lakes, 2600™ alt., Hansen, 
June 21, 1892 (no. 351); Fresno Co.: meadows near Block mountain, 30007 
alt., Hall and Chandler, July 1900 (no. 613); Tulare Co. near Mineral King, 
a7so™ alt., Coville and Funston, Aug. 4, 1891 (no. 1473). 
eiak. Ormsby Co.: Snow Valley, 2460-2615™ alt., C. F. Baker, July 8, 
1902 (no. 1282). 
TRIFOLIUM TENERUM Eastw., Bull. Torr. Bot. Club 29:81. 1go2. 
“Higher meadows on the trail to the South Fork of King’s River 
(Fresno Co.), California. It was collected by the writer at Summit 
and Bearskin Meadows, July 1-13, 1899. The first named speci- 
