Astrocarytm,'] equatorial- American palms. 159 



1. A. Muxbaca, Mart. Palm. 74 : caudlce tenui 8-12-pedali acu- 

 leate; foliis 5-pedalibus sequaliter pinnatis aculeatis, pinnis -^ix 

 sesquipedalibus lineari-lanceolatis acuminatis supra glabris subtus 

 albido-puberulis setulosisque margine setoso-ciliatis ; spadicibus 

 mouoicis bipedalibua slmpliciter ramosis, floribus5ad rliacliin pri- 

 mariam solitariis sessilibu3 et ex eoruui axillis rainulum masculum 

 proferentibus ; spatliis 2, extenore membranacea inenni ancipiti- 

 bialata 8-pollicari decidua^ iuterioro triplo longiore coriacea aculeata 

 persistente; drupis siibpoUicaribus oblongo-obovatis aurantiacis, 

 pericai-pio pulposo demum stellatim 6-fido patuloque. 



Hah, ^^in sjlvis aboriginibus prope urbem Para" (Mart.),- ipse autem 

 fere semper in sylvis recentioribiis vidi. Ad fluinen Tapajoz^ propo 

 m-bem Santarem, et per fluvium Negi'o, in sylvis quondam cultis 

 *' Caa-poeras" dictis^ satfrequens est, et fructus ab incolis comedun- 

 tur {S. Jtb, Palm. 38; 31 ad Mus. Ketcense). 



Caudex tenuis 8-12-pedaliS; inter annulos confertos aculeis complanati.*^, 

 aciebus apiceque acutissimis, longitudine A^aria (longioribus bipoUi- 

 caribus) armatus. 



Folia 5-pedalia pinnata ; rhachis supra acute carinata minute leproso- 

 puberula aculeata, aculeis 2i-pollicaribus cum brevioribus mixtis ; 

 pinncB fequidistantes, inferiores alternaj, superiores opposita?, lineari- 

 lanceolatoe acuminata, subplicatcie, setis nigris subciliatie, supra 

 glabrae, subtus dense minute albidu-puberula3 et setulis albidis basi 

 tuberculosis sparsne, medicie fere sesquipedales, latitudine subpoUicari ; 

 vence cujusque pinnse 7, angulo costali acuto (30^). 



Spadices bipedales acideati j rhachis indiyisa (rarius bifida) floribus J 

 onusta, spica ramulove <? obtuse trigono brevipedicellato floribundo 

 e cujusque floris § axilla oriundo, Spathce 2 : exterior 8-pollicaris 

 fusiformis ancipiti-bialata membranacea badia inennis cito caduca ; 

 interior fere bipedalis coriacea, dimidio inferiore teres peduncul um 

 va^nans, superiore>anguste fusiformis antice fissa, aculeolis tenuibus 

 nigris basi albidis armata. 



Flares S hexandri Fl.^: calyx et corolla cupulatus, margine plu- 



risinuatus, primitus squamulis aculeolisve subulatis nigris nitidis 



vestitus. Drtip<B subpollicares, miniatse v. aurantiacse, oblongo-ob- 



ovatse, pressione mutua basi polygona3, stigmatibus 3 persistentibus 

 coronata? ; pericarpiu7yi (epicarpiiim membranaceum cum mesocarpio 



pulposo dulci) fere regulariter in lacinias sub 6 steUato-patulas 



fissum, et ideo^ endocarpio nio^o osseo deciso, florem hexapetalupa 



eimulans. 



2. A. acaule, Mart. Palfn, 78, t. 24-63. f. 5 : caudice nuUo ; 

 foliis plurimis 10-pedalibus inaequaliter pinnatis aculeatis, pinnis 

 «ub-67-jugis 2-4-natim aggregatis bipedalibus linearibus sensim 

 acutatis recurvo-pendulis margine setoso-ciliatis cceterum glabris 



