TROPICAL AMERICAN EUPATORIEAE 15 
longis oblongo-lanceolatis obtusiusculis mucronulatis 5(—7)-nervatis 
apicem versus paullo puberulis ciliatisque; corollis albis 1 cm. longis 
graciliter infundibuliformibus glabris; tubo proprio 4.5 mm. longo; 
faucibus turbinatis 2.5 mm. longis; dentibus limbi lanceolato-ob- 
longis 3.5 mm. longis subacutis; achaeniis glabris 6 mm. longis; 
pappi setis numerosissimis ca. 175 scabridis capillaribus ad apicem non 
incrassatis.—COoLOMBIA: moderately common in clearings, Sierra del 
Libano, near Santa Marta, Dept. Magdalena, alt. 1830 m., H. H. 
Smith, no. 2002 (N. Y., Gr.). 
M. (§ Globosae) globifera Rusby in herb., subherbacea volubilis 
longitudine usque ad 6 m. vel ultra attingens; caule tereti fistuloso 
juventute subpuberulo deinde glabrescente sed plus minusve (sub 
lente) papilloso-scabrato post exsiccationem aliquanto costulato; 
foliis ovatis caudato-acuminatis cuspidato-denticulatis (dentibus 
0.5-0.8 mm. altis inter se ca. 6 mm. distantibus) membranaceis basi 
rotundatis 12-19 em. longis 6-10.5 cm. latis supra juventute sparse 
granulari-puberulis subtus paullo pallidioribus, nervis lateralibus 
pinnatim 3-jugis; petiolo 3-5 em. longo gracili primo puberulo; in- 
florescentia interrupta subpyramidali 2-2.5 dm. longo foliaceo-brac- 
teata; glomerulis 12-17-capitulatis sphaericis 1.5-1.8 cm. diametro; 
pedunculis (glomerulorum) 8-12 mm. longis; capitulis 7 mm. longis 
arcte sessilibus; involucri squamis oblongis pallide viridibus enerviis 
apice deltoideis obtusiusculis basi callosis; corollis albis 5.5 mm. 
longis gradatim sursum ampliatis sine faucibus distinctis, dentibus 
limbi deltoideis 0.5 mm. longis glabris; pappi setis ca. 36 albidis.— 
Coxomsta: forest, Minca road near Santa Marta, Dept. Magdalena, 
alt. about 366 m., H. H. Smith, no. 1986 (N. Y., Gr.). Only one 
individual seen by the collector. 
Nearly related to M. globosa Coult. Bot. Gaz. xx. 46 (1895) of Guate- 
mala but differing in its hollow stems, thinner and denticulate in- 
stead of undulate leaves, larger glomerules, and longer, more pointed 
involucral scales. ‘ 
§ Paniculatae) gracilipes, spec. nov., gracilis ut videtur 
scandens, caule teretiusculo striato-angulato brunneo praecipue 
nodos versus strigilloso denique glabriusculo medulloso non fistuloso; 
foliis oppositis ovatis acuminatis (apice obtusiusculo) basi rotundatis 
margine undulatis obsolete mucronato-dentatis firmiter membrana- 
ceis vel subcoriaceis utrinque viridibus glabris 9-10 cm. longis 5-6 
cm. latis subquinquenerviis; nervorum jugo uno minore ca. 3 mm. 
supra basin oriente vix tertiam partem laminae percurrente, Jugo 
secundo majore ca. 5-6 mm. supra basin oriente fere ad apicem attin- 
