14 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. yi 



obtusum glabrum producta marginibus pedicelloque angusto hirtellis, 

 antheris reniformibus quam filamenta adulta paullo brevioribus, 

 stigmatibus linearibus, bacca tetragona vertice velutino-puberula. 



Ramuli spiciferi 2 mm. crassi, collenchyma in fascicules discretos a 

 latere productos dispositum baud libriforme, cellulae aurantiacae 

 in cortice et in medulla crebrae, fasciculi intramedullares i-seriati, 

 canalis lysigenus nullus. Limbi in sicco firme membranacei crebre 

 pellucido-punctulati, usque ad 16 cm. longi et 7.9 cm. lati. Petioli 

 usque ad limbi latus longius 12 mm., inter limbi latera 2 mm., pedun- 

 culi fere 15 mm. longi. Spicae maturae fere 10.5 cm. longae et 3 

 mm. crassae. Stamina 4 basi ima baccae adnata, bacca i mm. longa. 



Panama: Forests around El Boquete, Chiriqui, alt. 1,000-1,300 

 m., H. Pitticr 2940. 



PIPER SUBNUDIBRACTEUM C. DC, n. sp. 



Ramulis glabris verruculosis ; foliis breviter petiolatis, limbo 

 elliptico-lanceolato basi inaequilatera utrinque acuto, apice acute 

 et longe acuminato, supra glabro subtus ad nervos nervulosque 

 pilose, nervo centrali nerves adscentes utrinque 5 mittente, quorum 

 supremus fere a medio centralis selutus, petiole glabro basi ima 

 vaginante verruculese ; pedunculo glabro parce verruculoso petielum 

 superante gracili, spica subflerente quam limbi dimidium paullo 

 breviore mucrenulata, bracteae pelta triangulari margine pedicel- 

 loque anguste minute hirtellis. 



Ramuli spiciferi usque ad 2 mm. crassi, collenchyma in fascicules 

 discretes dispositum, zona interna libriforme, fasciculi intramedul- 

 lares i-seriati, canalis lysigenus nullus, cellulae rubescentes in medulla 

 crebrae. Limbi in sicco membranacei creberrime pellucido-punc- 

 tulati, usque ad 18 cm. longi et 6 cm. lati. Petioli usque ad limbi latus 

 longius 5 mm., inter limbi latera 3 mm., pedunculi 13 mm. longi. 

 Spica subflerens 8 cm. longa 2 mm. crassa in sicco subfuscescens. 

 Stamina 4. — Species P. uspatanensi C. DC. e Guatemala proxima, 

 ramulis omnino glabris, bracteae pelta subglabra limbo minore ab 

 ille discrepans. 



Panama: Between Cerre Vaca and Hate del Lore, eastern Chi- 

 riqui, alt. 850-1,000 m., H. Pittier 5390. 



PIPER NITIDIFOLIUM C. DC, n. sp. 



Ramulis glabris ; foliis lengiuscule petiolatis, limbo ovato-elliptice- 

 lanceelate basi inaequilatera utrinque acuto, apice acute et longe 

 acuminate, supra glabro subtus ad nerves adpresse hirtelle, nerve 



