633 



Piper glabratnm Kth, olim» 



Crescit locis humidls apricis Brasiliac mcridionalla, 

 (Luschnath Icgit.) %. 



Fnitex ö-pedalis. Rami nodosi, snbdichotomi , tcretiu- 

 sculi, cxslccati obsolete striati; ramuli sulcato-angulati, g]a- 

 bri; iiodis iiicrassatis; intcrnodiis 1 — 3-pollicariljus. Folia 

 alterua, pctiolata, ovato - obloiiga vcl ovato-sublanceolata, 

 longe acumiuata, aciimine acute, subinaequilatera, basi inae- 

 qualia et rotiindata, reticulato-vcuosa, venis primariis utrin- 

 que quatuor norvoque medio subtus promiucutibiiSj mcmbra- 

 nacea, dcnsissime et subtilisslme pellueido-puuctiilata, utrin- 

 qiie glabra, opaca, subtus pallldiora, 4 — 5^/^ poll. longa, 

 15 — 24 lineas lata. Petioli 2 — 3 llucas longi, caualiculati, 

 glabri, Stipulae in apicc ramulorum et in axillis spicarum 

 eolltariae, latcribu8 involutae^ liiieari-subulatae, leviter cur- 

 vatae, glabrae, 3 — 6 liucas lougac. Spicae oppositlfoliae, 

 solitariac, brcviter pedunculatae, cylindraceae, obtusac, re- 

 ctae; suppctcntcs juveniles, 1^/4 — 2^/4 poll. longae, oras- 

 sitie peuuac eoluinl)inae; peduneulo 2 — 4 lineas longo, gia- 

 bro. Flores densissimi, per anuulos vel spiras dispositi, 

 Bracteac pctiolatae, peltatac, juveniles subrotuudac, marginc 

 ciliato-fira])riatae. Staraina quot?. Antherac reniformes, bi- 

 loculares, basi adnatae, utrinque sccundum longitudinem dc- 

 lüscentes, flavidae. Ovarium sessile, ovatumj glabruni. Sti- 

 gmata 3, sessilia, patula, apice recurvata. 



Dlffcrt a proxima S. aduuca foliis glabris spieisquc 

 rectis, 



22. Steffcnsia aditnca, 



Ramulis obsolete tubereulalo - punedilads, juuiorlbns 

 hispidulls; foliis breviter petioL'Uis, oblongis, acumiuatis, basi 

 inaequalibus et rotundatis, lineato-venosis, rigido-membra- 

 naceis, pellueido - punclulatig, supra scabriusculis , opacis. 



