ROBINSON. — DIAGNOSES OF AMERICAN EUPATORIEAE. 273 



1155." It seems more than likely that the specimen referred to was 

 Liuden's 1155 from Southern Mexico, which is, in fact, 0. (jlandidlferus, 

 while Fendler's 1155 is, at least in the Gray Herbarium, a piperaceous 

 plant. 



Fleischrnannia Langlassei, n. sp. Suffruticosa decumbens plus 

 minusve ramosa 2 dm. vel ultra alta; caulibus teretibus griseo-brunneis, 

 ramulis leviter angulatis infra glabratis supra glanduloso-pilosis foliosis ; 

 foliis alternis graciliter petiolatis ovato-lanceolatis inciso-serratis vel etiam 

 profunde trilobatis tenuibus 1-2.5 cm. lougis 5-12 mm. latis utrinque 

 viridibus subconcoloribus glabratis, petiolo 5-14 mm. longo juventate 

 glanduloso-pilosiusculo maturitate omnino glabrato ; capitibus multifloris 

 longissime pedunculatis, pedunculis 1-4 in apicibus ramorum dispositis 

 gracilibus plus minusve rlexuosis obscure glanduloso-pilosiusculis vel in 

 maturitate glabris ; involucro turbinato-carapanulato 8-14 mm. diametro 

 squamis lanceolato-linearibus acutissimis striatis valde inaequalibus mul- 

 tiseriatim imbricatis glaberrimis purpurascentibus ; receptaculo leviter 

 convexo nudo ; corollis albidis anguste tubulosis glabris 4.5 mm. longis 

 sub limbo brevissimo erecto 5-dentato saepe leviter constricto ; styli 

 ramis longe exsertis conspicuis purpureo-roseis ; achaeniis linearibus in 

 angulis 5 sursum hispidis 1.7 mm. longis basi callosis, setis pappi 5-6 

 purpureis capillaribus sed flrmiusculis 4 mm. longis. — Moist rocks, Ar- 

 royo de Barabas, Michoacan or Guerrero, Mexico, alt. 1000 m., 11 

 March, 1898, E. Langlasse, no. 27 (type, in lib. Gr. ). Vernacular 

 name, clavellUo, In inflorescence, flowers, and achenes this species is 

 much like F. Schaffneri, Gray, but it differs conspicuously in its chiefly 

 undivided very thin and completely glabrate leaves, as well as in its glab- 

 rate petioles and peduncles. In F. Schajfneri the leaves, which are of 

 firm texture and somewhat grayish green with a fine permanent glandular 

 puberulence, are regularly cleft nearly to the base into three linear lobes. 



Piptothrix aegiroides, n. sp. Erecta ; caule 6-12 dm. alto subter- 

 eti purpureofolioso simplici glaberrimo ; foliis oppositis graciliter petio- 

 latis ovato-deltoideis acuminatis serrato-dentatis vel crenatis flrmiusculis 

 utrinque subreticulatis supra viridibus glabris subtus pallidioribus in ner- 

 viis 3 pubescentibus 6 cm. longis 5 cm. latis, petiolo purpureo supra 

 subsulcato 1.5-3 cm. longo; capitulis ca. 20-floris numerosissimis in 

 corymbo planiusculo dispositis, pedicellis 5 mm. longis bracteolatis gla- 

 bris ; involucri campanulati squamis ca. 12 subaequalibus sub-biseriatim 

 imbricatis oblongis viridibus vel apice obtuso eroso purpurascentibus 

 3 mm. longis ; receptaculo paleaceo, paleis linearibus obtusis ; corollis 

 albis tubulosis glabris tubo proprio gracili saepe curvato ca. 1.3 mm. 

 vol. xli. — 18 



