Blake — New and Noteworthy Compositae 19 
lare 3 mm. longum. Pappi albi series interior 6 mm. longa, ex- 
terior ca. 1.5 mm. — Eremosis melanocarpa Gleason! Bull. N. Y. 
Bot. Gard. iv. 232 (1906), without Lat. deser.— Vera Cruz: 
Mirador, Liebmann 1; 1. c., 1853, Sartorius; Cutapas: limestone 
mountain slope above Huitzan, 10 Mar. 1896, C. & E. Seler 2127. 
GuatemaLa: Chupadera, Dept. Santa Rosa, 1525 m., May 1892, 
Heyde & Lux 3416 (typPE COLL.). 
VERNONIA mucronata, nom. nov. — Monosis foliosa Benth.! PI. 
Hartw. 19 (1839). Vernonia foliosa (Benth.) Sch. Bip. Pollichia 
XVill.—xix. 161 (1861), not V. foliosa Gardn. Lond. Journ. Bot. v. 
210 (1846). Hremosis foliosa (Benth.) Gleason, Bull. N. Y. Bot. 
Gard. iv. 228 (1906). 
VERNONIA (Hremosis) chacalana, sp. nov. Frutex, caule sub- 
dense subsordideque appresso-puberulo et glanduloso-adsperso. 
Folia alterna elongato-lanceolata subacuminata basi acuta mucro- 
nato-serrata (dentibus 12-18-jugis parvis callosis) supra pallide 
viridia subsparse pubescentia pilis brevibus subpatentibus vel 
incurvatis eorum basibus glanduloso-subtuberculatis persistentibus 
subtus pallidiora prominulo-venosa (venis lateralibus majoribus 
ca. 15-jugis anastomosantibus) ad venas dense inter venas sparse 
pilosula pilis patentibus vel subpatentibus obscure pluriloculatis 
et dense glanduloso-adspersa ca. 15 cm. longa 3.3 cm. lata, in 
petiolis nudis dense puberulis pilis sordidis pluriloculatis 7-12 mm. 
longis. Panicula composita obtuse convexa sordide puberula ca. 
9 cm. longa 12 cm. diametro, capitulis in pedicellis ultimis saepius 
1.5-2.5 mm. longis insidentibus cylindrico-obconicis ca. 6 mm. 
longis 3-floris. Involucri 5 mm. alti ad 6-seriati phyllaria albida 
vel albido-brunnea in linea media et ad apicem viridescentia vel 
aetate purpurascentia obtusa vel subrotundata exteriora deltoideo- 
ovata interiora lanceolata margine minute glandulari-ciliolata et 
sparse piloso-ciliata prope apicem glanduloso-adspersa ceterum 
glabra subscarioso-coriacea. Corolla siccitate ut videtur pallide 
purpurascens parum glanduloso-adspersa ad 6 mm. longa. Ache- 
nium cylindrico-clavatum adscendenti-pilosum sparse glanduloso- 
adspersum 1.8 mm. longum. Pappi albi series interior ca. 4 mm. 
longa exterior ca. 1.4 mm. longa. — Durango: near Chacala, 23 
Feb. 1899, Goldman 333 (rypx in Gray Herb.). — Distributed as 
V. salicifolia (DC.) Sch. Bip., from which it is at once distinguish- 
able by its 3-flowered heads. It is nearer V. triflosculosa HBK., 
