NEw SPECIES OF SOUTH AMERICAN PLANTS 153 
little tufts of fine hairs in the axils of the veins." (Herbert 
H. Smith, Colombia, No. 515.) 
,Wedelia symmetrica. 
Harshly strigose throughout, the hairs short and stout. 
Branchlets "ins coarsely and irregularly costate, the inter- 
nodes 5 to 7 cm. long, all the leaves opposite. Petio “a 10 to 
5 mm. long, Stout: channelled, long-pilose toward the base, 
the blades 7 to IO cm. long, 2.5 to 5 cm. broad, ars to 
mostly long-, acuminate, acute, the margin serrate with small, 
sharp, erect teeth; thickish, dark green, lightly scabrous, 3 
nerved, the lateral pair starting from near the base of the m 
tib, the other secondaries strongly falcate, the venation little 
prominent. eads slenderly peduncled, erect, the disk 12 to 
I5 mm. broad and high, the rays exceeding it by nearly its own 
length. Outer involucral scales 4, unequal, some longer, some 
lat 
inner averaging about half as long, brown, thickish and rigid, 
not strigose, nerved, pires shortly 3-toothed. Receptacle 
slightly convex. Ray akenes 4 to 5 mm. long, 2.5 to 3 mm 
broad, obovoid, the summit brody and shallowly emarginate, 
compressed, lightly strigose, nerved and slightly E E 
th rgin cartilaginous-thickened, light- colored. Pa 
consisting of a flat disk with fimbriate spreading margin a 
stout peduncle about half of its breadth. Ray corollas ‘with 
tube nearly as long as the ovary and slightly broader upward, 
the limb oblanceolate, 3-toothed, the teeth lance-ovate, acumi- 
nate. Branches of the style filiform, exserted, about as long as 
the tube. Disk-flowers about 8 mm. long, the terete p ilose 
erv 
Anthers black, half as long as the corolla, the basal auricles short, 
obtusish. Style-branches long exserted, recurved, long-pilose, 
T Neh ” 
* At Cinto on the north coast, March 22. (Herbert H. 
Smith, Colombia, No. 1975.) 
Melanthera longipes 
Branchlets slender, d Md crooked, 
arate the internodes about 1 dm. long. Petioles 2 to 4 cm. 
long, pce channelled, striate, the blades very thin, bright- 
green, 7 t cm. long, 4 to a 
truncate, pies slightly “produced i 
abruptl minate and acu 
dentate the shee, coarsely reticulate venation — Y" 
sub-tri-nerved. Heads few, shortly and slenderly peduncled 
