142 PROCEEDINGS OF THE AMERICAN ACADEMY 



titis, petiolo basi soepius stipulato-appendiculatis. — Andes of Peru near 

 Obrajillo. Also crest of Purruchucha, by Matthews, and in some part 

 of Peru bj Pavon. 



Senecio gracilipes (sp. nov.) : herbaceus, pruinoso-pubens ; caule 

 erecto simplici pedali parce foliato oligocephalo ; foliis membranaceis, 

 inferioribus longissime graciliter petiolatis ovatis subrotundisve sinuato- 

 5 - 7-lobatis lobis denticulatis, superioribus parvis paucis pinnatifidis 

 petiolo basi aurito-dilatatis ; capitulis longiuscule pedunculatis discoi- 

 deis ; involucro parce bracteolis setaceis calyculato 20-phyllo, squamis 

 lineari-lanceolatis dorso hirtellis ; acheniis minutim hirtellis. — Andes 

 of Peru, near Obrajillo. 



Senecio Richii (sp. nov.) : herbaceus, glaber ; caule erecto gracili 

 apice corymboso polycephalo ; foliis angustissime linearibus plerumque 

 laciuiatis vel pinnatipartitis ; capitulis parvis discoideis pedicellatis ; in- 

 volucro parce rainutimque bracteolato 12-13-phyllo, squamis lanceola- 

 tis obtusiusculis ; acheniis hirtellis. — Var. )3. ? foliis latioribus, lobis 

 lanceolatis ; ramis floridis patentibus. — With the preceding. 



Senecio Pickeringii (sp. nov.) : fruticosus, humilis, ramosissimus, 

 glaber ; ramulis brevibus rigidis, floriferis capitula 1-3 sub-pedicel- 

 lata sajpius nutantia gerentibus; foliis crebris linearibus seu lineari- 

 oblongis sessilibus subcarnosis grosse pinnatifido-dentatis rariusve in- 

 tegris; bracteolis calyculi ovatis seu obovatis squamis involucri 10 — 

 12 late oblongis triente brevioribus ; ligulis nullis ; acheniis glabris ; 

 pappi setis barbellulatis. — Var. /3. ? foliis minus carnosis magis inci- 

 sis ; capitulis minoribus ; bracteolis squamisque involucri angustioribus. 

 — High Andes of Peru, between Culluay and Casa Cancha, &c. 



Senecio Danai (sp. nov.) : suffruticulosus, casspitoso-depressus, 

 glabratus ; foliis crebris carnosulis linearibus inciso-3 - 5-dentatis sub- 

 pinnatifidis vel integerrimis priraum cum caule apice subaphyllo mono- 

 cephalo lanulosis; capitulo nutante discoideo ; involucri squamis 14- 

 16 lato-linearibus obtusis cum bracteolis calyculi dimidio brevioris 

 dorso nigro-pubescentibus ; acheniis cinereo-puberulis. — Alpamarca, 

 high Andes of Peru. 



Senecio diclinus, Wedd. This collection contains male as well 

 as female specimens, as also does the Hookerian herbarium, in speci- 

 mens collected by Mr. McLean. The female flowers have imperfect 

 anthers ; the male have a style like that of the female, only its 

 branches are minutely papillose externally, as in Weddell's S. iodopap- 

 pus. The style in the female flowers, instead of resembling that of 



