102 Contributions from the Gray Herbarium 
50. V. sytvatica Klatt. Herbaceous, the base not seen; stem 
slender, rather densely hispid-pilose with loose many-celled whitish 
hairs, in age glabrate, the bases of the hairs mostly deciduous. 
Leaves alternate, ovate, acuminate, at base cuneate or rounded, 
cuneately narrowed into the petiole, serrate nearly to the pointed 
tip (teeth deltoid, depressed, mucronate), above dark green, tuber- 
culate-strigillose and short-hispid, the hair-bases persistent, be- 
neath paler, subdensely hispidulous-pilosulous and hispid with 
ascending hairs, especially along the veins, and gland-dotted, 5.5- 
18 em. long, 2.8-12.5 em. wide, on tuberculate-hispid-pilose petioles 
8-20 mm. long or more. Heads rather numerous, 1.6—2.6 cm. 
wide, in irregular cymose panicles; ultimate pedicels densely 
hispid-pilose with erectish hairs, gland-dotted, 3 cm. long or less; 
disk 8.5-9 mm. high, 8—(fruit)12 mm. thick. Involucre 2-seriate, 
5-7 mm. high; phyllaries oblong-lanceolate, shortly acuminate, 
subdensely hispid-pilose with appressed subsordid hairs chiefly on 
margin and apex and slightly gland-dotted, with subindurated 
vittate base and shorter lanceolate loose herbaceous tip. Rays 
about 8, oval, 8-9 mm. long; disk-corollas puberulous on teeth, 
5.4 mm. long (tube 1 mm.). Pales sparsely strigillose toward the 
abruptly mucronate apex, 6.8 mm. long. Achenes mottled black 
and white, appressed-pilose, with crustaceous base, 2.6 mm. long. 
Awns paleaceous, 2 mm. long or less; squamellae 6, united below, 
lacerate, 0.7 mm. long. — Klatt! in Dur. & Pitt. Bull. Soc. Bot. 
Belg. xxxi. pt. 1. 204 (1892). COSTA RICA: wood, “ massif 
du Barba,” foot of Carrizal, 1900 m., Jan. 1889, Pittier 779 (TYPE: 
G.); San Ramon, Prov. Alaljuela, 1525 m., 13 Jan. 1916, Holway 
424 (G.); without definite locality, April 1910, G. C. Worthen 
(Mo.). PANAMA: between Hato del Jobo and Cerro Vaca, eastern 
Chiriquf, 700-1000 m., Dec. 1911, Pittier 5295 (U. S.). 
51. V. srricosa Klatt. Herbaceous, the stem slender, branched, 
sparsely pilose with loose several-celled mostly deciduous hairs and 
slightly puberulous. Leaves alternate (those of branches some- 
times opposite), somewhat rhombic-ovate or lance-ovate with 
acuminate entire tip, at base sharply cuneate, crenate-serrate, thin, 
above green, subsparsely hispid-strigose, the hairs with conspicu- 
ous persistent tuberculate bases, occasionally sparsely strigillose, 
beneath pale green, sparsely strigillose and somewhat gland- 
dotted, 3.5-10 em. long, 1.5-2.5 em. wide, on slender petioles 3 cm. 
