New SPECIES OF SOUTH AMERICAN PLANTS 155 
acute; coarsely dentate, thin, pale-green, the 3 strong ribs 
continued into the petiole, the slender venation coarsely reti- 
culate and not conspicuous. Heads short or long-peduncled, 
the peduncles slender. Involucre campanulate, in flower about 
I2 mm. long and broad, as pressed, the scales in about three 
series with the outer shorter, lanceolate and acuminate, but 
obtusish, strongly 3-nerved, the nerves green.  Exserted por- 
tion of rays about as long as the involucre. Disk-scales a half 
longer than the akene, ovate, acute, scarious, strongly keeled, 
ciliate toward the summit. Akene 6 mm. long, *strongly com- 
appus 
acute branches strongly recurved. 
than the corolla, the anther-bases produced into acute mucros. 
“ A shrub 1 to 3 feet high, on seashore on dry rocks and 
occasionally in sand at Playa Brava, November." (Herbert 
H. Smith, Colombia, No. 594.) 
Calea (Eucalea) congesta. 
Roughish-hairy throughout, the leaves scabrous on both 
surfaces. Branchlets erect, leafy, reddish-brown, about 4- 
angled, the internodes only about half the length of their leaves. 
Petioles about 6 mm. long, broad, channelled above, the blades 
3 to 5 cm. long, 2 to 4 cm. broad, ovate, the base rounded and 
slightly produced into the petiole, acuminate, obsoletely ser- 
rate, revolute, thick, strongly bullate the venation strongly 
reticulate and very prominent underneath 
and a i : 
outer- 
nearl aling the disk, its scales in 7 or 8 series, the ot 
Y ee M ovat een, thick, the others successively 
longer and relatively narrower, th 
sarod with green middle portion, te. appressed and obtuse. 
ong 
