176 Contributions from the Gray Herbarium 
base, 9.5-11 mm. high, the phyllaries oblong, obtusish, mucronate, 
strongly ciliate, glabrous on back, firmly coriaceous, with short 
dark apex, 1-3-nerved, appressed. Rays “‘ 5-6,” narrowly oblong, 
7.5 mm. long, 2.5 mm. wide; disk-corollas puberulous especially 
below and on the nerves, 5.5 mm. long. Pales strigillose toward 
the sometimes mucronate obtuse tip, 7 mm. long. Achenes plump, 
pilose, 5 mm. long. Awns 3 mm. long; squamellae about 8, 
lacerate, 1.5 mm. long. — Rose! Contr. U.S. Nat. Herb. i. 103 
(1891). — MEXICO: Sonora: Sierra de los Alamos, near the 
summit of the mountain, under shade of oaks, 25 March-8 April 
1890, Palmer 340 (Typ cou.: G., K.); Sierra de los Alamos, 15 
March 1910, Rose, Standley, & Russell 12867 (U. S.). 
131. V. GotpMantt Greenm. Stem slender, branched in the 
inflorescence, pale, sparsely tuberculate-strigillose. Leaves opp0- 
site, lanceolate, gradually acuminate from near the base, rounded 
into the short petiole, entire, above tuberculate-strigillose, be- 
neath strigillose along the veins and more or less minutely hispidu- 
lous-puberulous between them, slightly gland-dotted, very strongly 
3(—5)-nerved, the connecting veins rather numerous and prominent, 
4.7-8.2 cm. long, 1.1-2.3 cm. wide, the petioles 1 mm. long, connate 
at base. Panicle loose, about 13-headed, sparsely bracted; heads 
2.8 cm. wide, on peduncles 1.2-4 cm. long; disk 10-12 mm. high, 
7 mm. thick. Involucre 5-seriate, graduated, 7-8 mm. high, the 
phyllaries oblong or slightly spatulate-oblong, rounded at apex, 
not mucronate, vittate, strongly indurated, with short deltoid 
subherbaceous at length scarious tip, sparsely ciliolate, glabrous 02 
back. Rays about 9, narrowly oblong, 12-14 mm. long, 4 mm. 
wide; disk-corollas pubescent below and on the teeth, 4.5-5 mm. 
long (tube 1 mm.). Pales acuminate, sparsely puberulous above, 
7mm. long. Achenes (immature) silky-pilose, 4 mm. long. Aw2s 
2.7 mm. long; squamellae about 6, lacerate-fimbriate, 1.1 mm. long: 
—Greenm. ! Proc. Am. Acad. xxxix. 104 (1903). — MEXICO: 
Durango: Chacala, 915 m., 7 March 1899, Goldman 359 (TYPES: 
G.). — The type locality is wrongly given as “ Chalco” in the 
original description. 
Section 7. Trichophylla, sect. nov. Herbae perennes infra in- 
florescentiam simplices, capitulis 1-21 simpliciter cymoso-panicu- 
latis, caule dense folioso, foliis alternis lineari-filiformibus vel 
