12 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 7I 



Arbuscula. Ramuli in sicco flavicantes, spiciferi usque ad 4 mm. 

 crassi, collenchyma in fascicules discretes dispositum et zona interna 

 libriforme, fasciculi intramedullares i-seriati, canalis lysigenus 

 nullus. Limbi in sicco membranacei virides minute pellucido-punc- 

 tulati, usque ad 17 cm. longi et 7.8 cm. lati, stipulae villosae. Petioli 

 usque ad limbi latus longius 6 mm., inter limbi latera fere 2 mm., 

 pedunculi 7 mm. longi. Spica submatura 8 cm. longa fere 2.5 mm. 

 crassa. Stamina 4 basi ima baccae adnata, bacca 0.5 mm. longa. 

 Stigmata 3 sessilia cito decidua. 



' Panama : Loma de la Gloria near Fato (Nombre de Dios) , Prov- 

 ince of Colon, in forests, alt. 10-104 m., H. Pittier 4083 (type). 

 Sabana de Juan Corso, near Chepo, Province of Panama, alt. 60-80 

 m., Pittier 4537. 



PIPER HISPIDUM Sw., var. GAMBOANUM C. DC, n. var. 



Limbo ovato-acumiriato, basi fere aequilatera utrinque rotundato 

 apice acute acuminate, subtus ubique hirsute, usque ad 8.5 cm. longo 

 et 3.3 cm. late ; peduncule quam petiolus paullo breviere. 



Panama: Around Gamboa, Canal Zone, alt. 20-100 m., H. Pit- 

 tier 3410. 



PIPER TENUIMUCRONATUM C. DC, n. sp. 



Ramulis glabris tenuibus ; feliis modice petiolatis glabris, limbo 

 elliptico-lanceolato basi leviter inaequilatera utrinque acute, apice 

 longe acuminato subulateque, nerve centrali nerves adscendentes 

 tenues altero latere 3 altero 4 mittente, quorum supremus a circiter 

 3.5 cm. supra basin selutus, petiole glabro basi ima vaginante ; pedun- 

 cule glabro petielum superante, spica flerente limbi dimidium 

 aequante apice tenuiter mucronata, rJiachi parce pilosa, bracteae ver- 

 tice truncato-lunulato margine pedicelloque flavide hirtellis, antheris 

 evatis filamenta tenuia fere aequantibus, ovario glabro, stigmatibus 

 linearibus. 



Frutex 2 m. altus. Ramuli spiciferi i mm. crassi, collenchyma in 

 fascicules discretes dispositum et .zona interna libriforme, fasciculi 

 intramedullares i-seriati, canalis lysigenus nullus. Limbi in sicco 

 membranacei creberrime pellucido-punctulati usque ad 10 cm. longi 

 et 4.4 cm. lati. Petioli usque ad hmbi latus longius 7 mm., inter limbi 

 latera vix 2 mm., pedunculi 23 mm. longi. Spicae flerentes 5 cm. 

 lengae, 2 mm. crassae. Stamina 5, antherae 0.5 mm. lengae. 

 Bacca verisimiliter tetragona. 



