20 ROBINSON 
pedunculatis ovoideis puberulis 5-20 em. longis; capitulis ca. 6 mm. 
longis in ramis ultimis inflorescentiae breviter sed plerumque dis- 
tincte racemosis, pedicellis 0.5-2.5 mm. longis cum bracteola seu 
basi seu in media parte seu ad apicem ornatis; involucri squamis 
oblanceolatis acutis glabris flavescenti-viridibus plerisque 2-costu- 
latis 4.5 mm. longis, costulis basi in callum tumidum minimum con- 
fluentibus; corollis viridi-flavis 2.8 mm. longis, tubo gracili basin 
versus a nectario intus magno et alto sensim distento, limbo subro- 
tato patente, faucibus vix ullis; achaeniis 2.6 mm. longis prismaticis 
deorsum paullo decrescentibus fusco-griseis cum angulis_pallidis; — 
pappi setis tenuibus ca. 26 pallide flavescenti-erubescentibus.— 
CoLomBIa: shaded roadside between Villavicencio and “Buena- 
vista,’ Intendencia Meta, alt. 700-900 m., Dr. F. W. Pennell, no. 
1649 (N. Y., Gr.). This species, although with somewhat similar 
foliage and habit, should be readily separated from the M. scandens 
group by its somewhat racemose inflorescence, tliroatless corolla, 
and greenish-yellow flowers. 
M. (§ Paniculatae) rugosa, spec. nov., fruticosa volubilis; caule 
plus minusve hexagono dense breviterque fulvo-tomentello; inter- 
nodiis ca. 1 dm. longiis; foliis anguste ovatis gradatim attenuatis 
primo aspectu integerrimis sed obscure cuspidato-denticulatis basi 
sinu angusto cordatis supra breviter fulvo-pilosis conspicuiter bullato- 
rugosis et minute papillosis subtus dense molliterque fulvo-tomento- 
sis a basi 3(—7)-nervatis ca. 1 dm. longis 5 em. latis; petiolo robusto 
tereti fulvo-tomentoso 2.5 em. longo, eis ejusdem jugi annulo tumido 
basi connexis; panicula magna laxiuscula basi foliaceo-bracteata; 
ramulis (saepe alternis) fusco- vel fulvo-tomentellis; pedicellis 3-5 mm. 
longis (terminali multo breviore) apicem versus bracteolatis; bracteolis 
lanceolato-oblongis 2 mm. longis dorso tomentellis; involucri squamis | 
oblanceolato-oblongis subacutis dorso tomentellis ca. 4 mm. longis; 
corollis ca. 5 mm. longis albidis, faucibus late campanulatis glabris 
dentes limbi lanceolatos et tubum proprium paullulo hirtellum sub- 
aequantibus; achaeniis fusco-brunneis 3 mm. longis deorsum de- 
crescentibus paullulo in faciebus scabratis; pappi setis ca. 30 flaves- 
centi-albidis.—Prrv: in bushy places, alt. 2400-2500 m., Ramospata, 
between Sandia and Chunchusmayo, Dept. Puno, 27 July, 1902, 
Dr. A. Weberbauer, no. 1323 (Berl., phot. and fragm. Gr.). : 
M. (§ Corymbosae) Seemannii, spec. nov., verisimiliter volu- 
bilis et subherbacea; caule subangulato primo hispidulo-puberulo 
deinde cum basibus pilorum incrassatis muriculatim scabrato ultimo 
sublaevi plus minusve lucidulo flavido-brunneo; internodiis 1-5 em. 

