270 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
nodiis a basibus cuneatis decurrentibus petiolorum alatorum alatis; 
foliis alternis profunde et regulariter pinnatifidis 1-3 dm. longis 
7-18 cm. latis supra atroviridibus glabris laevissimis subtus tenuiter 
adpresso-pubescentibus, rhachidibus petiolisque cum alis integris 
munitis, nervo medio laeve subtus prominulo, lobis 13-15 lanceolatis 
S C U1 e cartilagineo-denticulatis in margine 
aliquid revoluto; panicula magna convexa multicapitata, ramulis 
alternis gracilibus tenuiter pubescentibus, bracteis lanceolatis-lineari- 
bus vel linearibus, capitulis parvis 6 mm. longis graciliter pedicellatis, 
involucro anguste campanulas; floribus disci circa 20, tubo corollae 
conspicue sub faucibus constricto pubescenti, achaeniis obovoideis 
basi attenuatis, pappi aristis duabus tubo corollae superantibus j 
fioribus ? 3-4 pistillatis, ligulis albis 8 mm. longis basi tubulosa 
pubescenti, achaenio abortivo.— V. pinnata , Robinson & Green- 
man, Pioc. Am. acad., xxxv, 562, not Clark.— Mexico: on plains 
of Chiapas, Dr. Ghiesbreght, no. 782; flowering in November and 
December. 
Nearly ielated to V. gigantea , Jacq., but with internodes winged 
throughout, leaf-divisions more numerous, heads more slender-pedi- 
celled, etc. An examination of the type material of \ T . pin/iata, 
Clark, preserved in the De Candollean herbarium, at Geneva, shows 
it to be a plant quite distinct from this with leaves scabrous above 
and merely auriculate not decurrent at the base. 
Bidens tereticaulis, DC., var. indivisa, var. nov. Foliis indi- 
visis oblongis serratis circa 8 cm. longis 4 cm. latis ; aliter illisformae 
typicae simillima. Nicaragua: Masaya, Department of Masaya, 
27 January, 1903, C. F. Baker , no. 2214 (type in hb. Gr.). 
Liabum Tonduzii, spec. nov. Robustum lignosum scandens, 
caule cortice griseo-fusco cum lenticellis prominulis sparsis scabro, 
ramulis pubescentia brevi fusca dense tectis ; foliis rhomboideo-ovatis 
acuminatis basi acutiusculis integerrimis vel mucronulato-serrulatis 
dm. longis, 5—10 cm. latis supra viridibus et pubescentia brevi 
scabiiusculis tectis subtus albis tenuiterque pubescentibus, petiolo 
cm. longo) et nerviis (subpinnatis) fusco-tomentosis; capitulis 
numeiosis 1.2 cm. crassis in panicula oppositiramea fusco-tomentosa 
valde convexa gestis, involucri squamulis oblongis obtusis sparse 
pubescentibus tenuiter marginatis, exterioribus multo brevioribus; 
coiollis glabiis flavis, tubo longo gracili, faucibus brevioribus; 
achaeniis sericeis pappo copioso fulvo coronatis. — L. aselepiadeum , 
