Blake — New or noteworthy Compositae 29 
valde angulatus pallide viridis vix dense floccoso-lanatus et infra 
patenti-pilosus pilis pluriloculatis. Folia inferiora (vel ima ?) 
lanceolato-ovata acuta paene ad basin petioli longissime acuminata 
per 2 latit. lobata lobis 3-4-jugis acute ca. 3-lobis vel bifurcatis, ad 
apicem integriuscula, tenuia membranacea supra viridia in costa 
sparse pilosa pilis pluriloculatis ceterum subglabra infra incane 
tenuiterque lanato-pilosa in margine spinis patentibus debilibus 
armata 15 cm. longa 8 em. lata, petiolo usque ad basin marginato 
12 cm. longo; media similia petiolo latius foliaceo-marginato 
(usque ad 4.5 em. lato) valde amplectentia; superiora integra 
lanceolata vel oblongo-lanceolata sessilia valde amplectentia 10- 
16.5 em. longa 2.5-4.5 cm. lata. Capitula pauca axillaria et ter- 
minalia campanulata 2.5-2.7 em. alta 2.2-2.7 cm. diametro (stylis 
exclusis), in pedunculis 1-5-bracteatis usque ad 2.3 dm. longis 
solitaria. Involucri 1.8-2 cm. alti basi paullum lanati phyllaria 
distincte biformia: exteriora ca. 6-seriata subaequalia 1.2-1.5 em. 
longa lineari-lanceolata herbacea saturate viridia spinoso-mucro- 
nata (mucrone 1.5-2 mm. longo) in margine angustissime crus- 
taceo-marginato spinoso-dentata (dentibus ca. 15-jugis 0.4-1.2 
mm. longis, inferioribus sensim brevioribus, patentibus vel 
adscendentibus rare retrorsis) in medio dorso linea angusta non 
glandulifera praedita; interiora ca. 4-seriata paullum gradata 
linear-lanceolata acuta laete viridia herbacea apice lanceolato 
scarioiso nigrescente praedita; intima breviter spinoso-mucronata, 
linea nigrescenti-viridi media excepta dense sessili-glandularia 
et glandulari-spinuloso-ciliata. Receptaculum dense setosum. 
Corollae purpureae glabrae 2.2 em. longae (tubo 9.5 mm.., dentibus 
5 mm. longis). Achenia (immatura) glabra compressa 2.5 mm. 
longa. Pappi 1.6 cm. longi albidi pluriseriati setae longe plumosae 
Filamenta libera papilloso-pilosa. — OrEGon: dry rocky soil, 6.4 
km. north of Agness, Curry Co., 25 June 1917, J. C. Nelson 1503 
(ryPE in Gray Herb.). — Among American species this plant finds 
its nearest ally in C. Parryi (Gray) Petrak, which has, at least in 
some specimens, the same type of involucre but differs entirely in 
shape and pubescence of the leaves, color of flowers, ete. Although 
so many European plants have become introduced on the North- 
west Coast, it seems improbable that the present plant is one of 
these since the county in which it was collected is, as I am informed 
by Mr. J. F. Macbride, entirely without railroads or factories, and 

