18 



nee sinualo - denticulatis, denticuHs apiculalo-mucronula- 

 tls, foliolis involucri intimis obtusis aiit acutis nee aeiimi- 

 natls. Rhachls piloso - fimbrillifera. — Sellow leglt ad 

 Santa do Cubatao Brasiliae meridionalis in altltudine 2400 

 pedum Oclbr, 1827. (v. sp. s. oo.). 



3. jP" laevis n. sp. Caule oo-cephalo, involucri fo- 

 liolis integerrimis , inlimis aeuminatis, ramis inflorescen- 

 tiae folla, e quorum axillis orluntnr, longe superantibus. 



Herba rbizocarpica. Rbizoma praemorsum fibras plu- 

 rimas, validas, albas, simpliees deorsum demittil. Caulis 

 inanis, | — 2i' altus, simplex, saepe obseure purpura- 

 scens, superne foliis minoribus rarloribusque obsitus, pilis 

 brevibus, capitatis, obseuris hispido-pubescens et in pani- 

 culam suprafastigiaiam, longissimam, dicbotomam , valde 

 divaricatam divisiis, cujus ranii folia parva, e quorum axil- 

 lis oriunlur, longe supcranl. Folia lenera, utrinque plana, 

 nervo primario piano - dilalato, slrialo, rcticulato - venosa, 

 laevia, lucida, glaberrima, ex conferlis, brevlssimc petiola- 

 tis, obovato-lanceolalis, basi quam longissime anguslalis, 

 sinuato- denticulatis, denticulis apice apiculato-mucronula- 

 tis, \ — 1-2' longis, 2 "" I2" 1^^'* "^ semiamplexicaulia, 

 rariora, basi lalissima profunde cordata, apice longe recti- 

 lineo-acuminata , oblongo-ovata , profundius sinuato-den- 

 tata, dentibus apiccque mucronulatis, -^ — 1" longa, 

 6 — 8'" lata. Involucrum campanulalum, subbiseriale, fo- 

 liolis planis, saepe obseure purpurascentibus , margine in- 

 tegerrimo inermibus, pilis brevibus, capitatis, obseuris ex- 

 lus puberulis marglneque ciliatis , oblongo-ovatis, in mu- 

 cronem aeuminatis, ex triplinerviis, totis foliaceis in multi- 

 nervia, medio sicca, membranacea et viridia, margine sca- 

 riosa, 4'" longa. CoroUae labium exterius breve. Rha- 

 cbis piloso -fimbrillifera. — Differt a P. multiflora pube 

 hispidiori, radice perenni nee annua^ caule crassiori, su- 

 perne foliis rarioribus minoribusque obsito nee e basi us- 



