Bactris.'] equa^tobial-amebican palms. 151 



mccifera, Gaertn., which is the " Bussu " of the dwellers on the 

 Amazon, whence this Bactris is commonly called '* Bussu-rana " 

 or False Bussu. 



8. B. FLOCcosA, sp. n. 



Hab, in sylvis flum. Amazonum prope Santarem {S. hb. Palm, 37). 



Caudex 4-pedalis tenuis aculeatua. 



lolia 2^-pedalia interrupte pinnata; petiolus tenuis albido-floccosus 

 aciileis suhsquarrosis tenuihus nigro-hadiis^ longioribus semuncialibus, 

 usque ad rhachis apieem ipsum armatus; pinnm sub-lO-jugse, inferi- 

 ores 2-4-natim aggregata?, superiores subjequidistantes, 7-9 polhces 

 longse, circiter 9 lineas latsc, lineari-obovato-laneeolatae, acumine 

 abrupto tenui, supra subtusque ad venas minute strigillosse, margine 

 setis albidis ciliatse, 



Spadlces ex axillis aphyllis orti, breves, penduli^ dense badio-TiUosi, 

 ramis 4-7 fastigiatis. 



Flores Z>/v/p^=pisum minus, coccinese, globosse vel subobovatse 



rostellatse. 



9. B. BIBENTULA, Sp. n. 



Hab, in fl. Negro ripis prope urbem Manaos {S, hb. Palm, 9), 



Caudices 3-4 ex eodem rhizomate orti, 10-15-pedales, diametro 1-1^- 

 pollicari, intemodiis semipedalibus dimidio superioxe acnleatis. 



Folia 4|-pedalia interi'upte pinnata j petiolus basi crassissimuSj crebre 

 aculeatus, vagina demum antice reticulato-dissoluta ; pinna 33- 

 jugse, inferiores 3-4-natim, superiores 6-8-natim aggregatse, ISxlJ- 

 poUicares, lineari-obovatfe vel potius elongato-cuneatse, apice 2^- 



poUicari acute triangulari insequaliter bidentulo, dente superiore 

 longiore vix semipoUicari s?epe aristiformi, pluricostulatoe et tribus 

 circiter venis plicisque primariis percursje, subtus leproso-cinerese 

 albidaeve, marine eartilagineo primitus floccoso aculeolis longis 

 paucis (utrinque 6-7) ciliato. Aculei petioli soepe 3-7-nati semi- ad 

 sesquipoUicarea compressi nigri. 



Spadices spatha interiore breviores e ramis phirimis tenuibuspolystichis 

 fastigiatis scopseformes, ^a^Aa exterior 10-pollicaris inermis; inte- 

 rior IB-pollicaris, fusifonnis, demum antice fissa, fomicata, furfuracea, 

 acideolis tenuibus nigris dense obsessa. 



Flores $ : calyx minutus annularis obscure trigonus. Corolla multo 

 longior cupularis, fructu maturate in discum orbicularem explanata. 

 Baccce nigro-pui'piu'effi globosse, apice depresso rostellato, magnitu- 

 dine globuli sclopetarii minoris ; niesocarjnian gOvSsypioideo-pulposum 

 succulentum et ante maturitatem intense acidum j endocarpiwn extus 

 processibus aculeisve obsessum. 



Ab hac et sequente differt B. cdmpestris (Popp. in Mart. Palm.) 

 pinnis margme laevissimis, supra subtusque concoloribus etc., 

 etiamsi apice bifidis ut in nostra et in B, chloracantha (Popp. /. r.). 



