6 The Botantcal Gazette. [January» 



nervo centrali vlx ad \ longitudinis suee nervos adscendentes 

 utrinque 5 mittente, petiolo hirsuto basi vaginante, pedun- 

 culo quam petiolus breviore, amento Ipso per anthesin limbi 

 dimidium vix aequante apice mucronato, bractea obovato- 

 oblonga apice rotundata utrinque dense villosa, filamentis 

 elongatis antheris ellipticis quam filamentapluries brevioribus, 

 ovarlo conicoparce piloso apice in stylum circiter eo a^quilong- 

 um glabrum attenuato, stigmatibus linearibus recurvis. 

 Ramuli juniores dense villosi dein subglabrati, in sicco nigres- 

 centes laeves, amentiferi circiter 2""" crassi, collenchymate in 

 cortice continuo zona fibrosa continua intus aucto, fasciculis 

 intramedularibus uniseriatis. Limbi in sicco membranacei 

 nigrescentes pellucido-punctulati ad 20"" longi ad 9™ lati, 

 juniores laeves dein supra subbullati. Petiolus ad limbi latus 

 longius circiter 2™ longus. Amentum per anthesin circiter 

 6""° crassum. Stamina 4 filamentis longis exsertis. Stigmata 

 3. — Species P. Irazuani C. DC. proxima, ab eo nervorum 

 numero bractea apice obtusa ac longius densiusque pubescente 

 et antheris oblongis discrepans. — San Miguel Uspantan, De- 

 part. Quiche, alt. 6,000", April 1892, Heyde & Lux, no. 3,462. 



Piper TJspantaiieiise C. DC. — Foliis breviter petiolatis 



elliptico-lanceolatis basi parum inaequali utrinque acutis apice 

 longe acute acuminatis supra glabris subtus ad nervos ner- 

 vulosque adpresse hirtellis nervo centrali circiter medium- 

 usque nervos utrinque 4 alternos adscendentes nervulosque 

 validos mittente, petiolo basi ima vaginante dorso hirtello, 

 pedunculo quam petiolus circiter \ longiore puberulo, amento 

 ipso limbi dimidium vix aequante apice mucronulato, bracteae 

 peltatriangulari marglne dense et longiuscule hirsuta pedicello 

 extus piloso, antheris subglobosis quam filamenta brevioribus, 

 ovario glabro, bacca glabra.— Suffrutex l-l.S"" altus, ramuHs 

 ^*""™'^^^"^ hirtellis dein glabris punctulis albis conspersis, 

 2. 5™ crassis in sicco teretibus, collenchymate in cortice sub- 

 continuo zonaque fibrosa discontinua intus aucto, fasciculis 

 mtramedullaribus uniseriatis. Limbi in sicco membranacei 

 obscure virescentes subopaci creberrime pellucido-punctati ad 

 20'^'" longi. Amenta nondum matura 2""" crassa. Stamina 4 

 connectivo supra loculos brevissime producto. Bacca tetra- 

 gona stylo destituta vertice in sicco rufescens. Stigmata 3. 

 San Miguel Uspantan, alt. 8,000", April 1892, Heyde & Lux, 

 no. 3,460; Cerro Gordo, Depart. S. Rosa, alt. 3,500". Sept. 

 1892, Heyde & Lux, no. 3,827. 



