68 
PROCEEDINGS OF THE ACADEMY OF 
r. 8, Torr. and Gr. Fl., verging towards the next. 324. S. aypivus, Nutt. ? 
from the rhage Shen the heads resemble those of the the and are of equal 
rib ker’ 
ran un ed species, if Nuttall’s S. andinus is Hooker's S. serra; 
ir.; glabrate or woolly, in various forms. ‘‘A common and very te spe= 
cies, at 
all localities and heights, — — mene: Some of the — i- 
i, Gra, 
are passing to S. Fendler 
ARNI 
NICA ANGUSTIFOLIA Vi abl. ; Radi eaved forma of A. alpina, ie 
‘A variable spoties from the low middle haa the alpine i te Pag hots fags —— 
and s 
and late.” 5. A. moiuis, Hook. ; ‘‘alpin eer a 
‘DIFOLIA, Hoot +; mixed with some A. (ark pee 
abundantly gathered in Berthoud’s Pass ; 08 of ne collection - the lat- 
ter known ) ile cauline leaves, ‘the narrower heads, 
brous achenia. . A. CHamissonts, Less. . South Park, i es 
leafy forms of A. angustifolia » ANGUSTIFOLIA ? var. eradiata, or per- 
aps a distinct s is is Parry’s No. 10, resembling some rough-hirsute 
forms of A. angustifolia, approaching A. molli “ the — leaves de- 
: ca ’ 
creasing upwards ; and the rayless character holds in the numero us specimens 
gathered in 1862: the achenia ne glabrate, although the ovaries . pu- 
the 
It can hardly be a form discoidea ; but it needs 
farther “eel eh with that sponte es.* 
Cirsium acauxe, All., var. Americanum. * Subalpine ; common in wer 
AUREUS,’ L., var. (ALPINUS) WERNERLEFOLIUS = Iti ipit iti it 2 inher arach- 
v 
* SENECIO 
noideus ; folii s radicalibus confertis spath lato-li enu- 
atis erectis coriacéis rigidis: aveniis ‘intege rrimis marginibus seep issime revolutis mox giabipalg 
(cum petiolo 2-4-poll. longis 2-3 lin. latis); scapo ake he, (3-5-pollicari) me ge ——- subulato-. 
setaceis lana obvolutis instructo” eorymboso-3-5-cepbalo ; capitulis, ete., The leaves 
ia are il ¢, instead of perfectly 
Senecio TuurseRrt (sp. nov.); cespii , cano-tome: sus 
0. issime linearibus basi sensim attennatis (cam 
longis) rigidulis integerrimis vel obsolete tatis marginibus Guandoque 
foliis perpaucis subulatis bracteisve instructo; capivalts nee s. are i, ed 
acheniis ré papilloso-hirtellis! —S. conus, var. pygmaeus, Grey, in Bot, Mex. Bou nd, y 
Santa Rita del re, New Mexico, Prof. Thurber, Dr. J: M. Bigelow. 
— 
YMIA- Gaenacaney DO., the form with rather smaller heads and shorter leaves (7. iner- 
.), Was eollected in the Middle Park by Dr. Parry, No. 416. [ 
