18 ROBINSON. — 









DC. Under these circumstances it appears unwise to 
Eupatorium trichotomum Sch. Bip. in another sense. 
— new name is here chosen. 
(§ Subimbricata) gracilentum, spec. nov., herbal 
Sa 3-4 dm. vel ultra altum; radice e Shai paucis gra 
lignescentibus elongatis sistente; caulibus solitariis vel 
teretibus purpurascentibus sordide puberulis vel tomentellis; 
oppositis detoideo-ovatis acutis vel acuminatis crenato-dentatis 
rotundatis vel truncatis vel subcordatis integris 1.8-3 cm. Jon 
1.1-2.3 em. latis tenuibus membranaceis supra pubescentibus t 
griseo-tomentosis ima a basi 3-nervatis; petiolo tenui 4-8 mm. 
griseo-pubescente; capitulis ca. 25-floris 6 mm. longis 3.7 mm. 
tro in cymos laxos 1—4-capitulatos ad apices ramorum 
_ in paniculam laxam foliaceo-bracteatam dispositis; in 
ste campanulati squamis ca. 19 subtriseriatis stramineis, 
iictiis lanceolato-ellipticis obtusis laeviusculis 2-3-costulatis searios0- 
marginatis, intermediis et extimis gradatim brevionte a 
lanceolatis acutis vel acuminatis brunneo-pube co v 
similiter albis limbo excepto glabris; tubo proprio 0.7 mm. ng® 
faucibus paullo ampliatis cylindricis 2.3 mm. longis; achaeniis pee 


longis fusco-brunneis, costis paullo pallidioribus hispidulis; 
setis ca. 27 delicatule capillaribus sublaevibus albis.— PERU: | 
locality, Mathews (N. Y., phot. Gr.). 
E. (§ Subimbricata) hylophilum, spec. F 
videtur erectum obscure praecipue in novellis at pe 
caule tereti flexuoso folioso pallide griseo-brunneo; foliis — 
anguste lanceolatis utroque attenuatis peracutis su ilibus 
denticulatis (dentibus 0.5-0.7 mm. altis inter sese ca. 1 cm. a8! 
supra glaberrimis viridibus subtus distincte pallidioribus nervo 2 
obsolete puberulis penniveniis (venis intra marginem anas* 
santibus) ca. 1 dm. longis 1 cm. latis tenuiter membranacels; pers 
terminali ovoidea subthyrsoidea; ramulis pedice isque fere 7 str0 
bus incurvato-puberulis;. capitulis 5-6 mm. altis 2.6 mm. O . 
ca. 21-floris; involucri squamis ca. 25, 3-4-seriatis gradatis stré 
tenuibus striatulis apicem versus griseo-tomentellis; pestis sus 
glabris graciliter tubulosis 3 mm. longis paullulo ger amis 
pan gi dentibus limbi 5 deltoideis dorso granulate chaenils 
cum appendice filiformi flexuosa papillato-puberula munI™) agi 
1.3 fan sled nigris in angulis pallidioribus parce 2" CoLoMBla: 
setis capillaribus albis vix scabratis ca. 28 mm ongis 
forest, alt. 150-300 m., Boca Esmeralda, on Rio Sinu, + 







