48 ROBINSON. 
Sect. II. Susrmpricata (DC.) Hoffm. (See Proc. Am. Acad. liv. 281.) 
Key To SPpectss. 
a.” Leaves oe the lower veins not conspicuously 
longer or large 
b. pees. ‘on Wingless petioles; blade cordate or hastate at 
t 
Petioles very short, ours ve 1.5 mm. long... 52: 4 54. E. Weberbaueri. 
Petioles 1 em. or more i ength. ; 
Leaves cordate, st an open triangular — Ree 24. E. glomeratum. 
Leaves with a deep narrow sinus at the 
Leaves cordate, acutish, almost sigularte crenatedne 
HOE os ove ee dehy eke cree eee 
Leaves hastate, caudate-attenuate, with coarse and 
very unequal roun nde d teeth. oc 26. E. anisodonium. 
b. Leaves on wingless petioles; blade — at the base (in 
E. persicifolium sometimes shortly acuminate at the point 
rr * 
Leaves ovate or elliptical, 1.5-2 times as long as wide, 
Le b ruminate nd puberulent to to 
aves mem eg, du pu en men- 
Le te e, the veins not ee ars B5 _.27. E. endytum. 
aves eitiaiiante: shining and glabrous above, the veins 
reticulated and depress ed Cinti os 28. E. tarapotense. 
ua 
Heads about aearusend: involucre campanulate-sub- 
cylindric, scales eg at len gth of firm textes! nee 
;_achenes 5.5 m 
a ng in 
er : 
sg pm wt wih, gp 
b. Lean a ceolate pgs vate or broadly er ore cuneate 
or at least apeely poltited at base; petioles wingless, 
d. 
os anceolate, caudate-attenuate, renee Ba iM 
d. — Insow-cbkon, den eget cre rena, or sub 
feade. '13-15-flowered. th, 
Leaves denticulate, ee ne cathy sdleaefolium. 
often 15-18 cm. long. .....----+---*"" Bg 
— serrulate, green snd finely parton a vseudarborem- 
ns beneath, rarely over 1 dm. lon; ee 
—_— ‘about 25-flo owered; leaves comadeae ‘eae 
tellous beneat 
biaver “subentite, scarcely crenulate, cuneate at vit B. discolor: 
i a ric a a os ere ee 
Leaves crenate-denticulate, the base ie ot 
sometimes shortly acuminate at thes point nia 
* 
PO ee Nis 
Pk eh ee aw ee eee eee EH Se 


