﻿196 MR. J. MIERS ON THE LECYTHIDACE^. 



annularis, subplanus. Androphorum magnum/ petaloideum, ejus CouroupUee iormk, inio cupu- 

 latum maro-ine crenatum, centre excisum, intus appendicibm numerosissimis creberrime erectis 

 brevibus clavatis aplce staminigeris munitum, liffula paullo longiore et sensim latiore, nuda, incurva 



firradat 



IS 



sterilibus densissime echinata j stamina parva, in appendices basales 



fil 



vissima, filiformia; antherts parvse, ovatae, 2-lobse, lobis collateraliter adnatis, in sinu imo affixis 

 rima margiuali longitudinaliter deliiscentibus. Ovarium infcrum. 



sem 



1- 



rius 5-)loculare^ ovulis in qvioque loculo 5^ sessilibus^ e basi radiatim erectis^ vertice intra discum 



. T - - - > 



planum subconcavo; stylo tereti^ leviter incurvoj stigmate minute globoso^ papillose. Pyocidium 

 majusculum, globosum^ longe vel paullo supra medium zona calycari lineari cinctum; vitta interzo- 



superiore minima, circulari 



s concava : 



operculo parvo^ aut alte mammseformi^ Isevi, vel depresse pulvinato radiatim striato, et breviter umbo- 

 natoj ore secedente intus retracto, subtus ad columellam agglutinate; columella cylindrica, 



- 1 



4-sulcataj apice attenuata, mox ad basin descendens^ imum versus latior et semiaifera y ;?m- 

 carpio crasso, ponderoso, epicarpio grosse corticoso, rimoso, ssepe resiliente ; endocarpio eras- 



h I 



siusculoj osseo, durissimo, extus leviter scrobiculato et pluricostato, intus plerumque 4-locidari, 

 epulposO; dissepimentis columellaque siccatione demum evanidis. Semina in quoque loculo con- 

 stanter 5, vel 8 triseriata^ sine funiculo ad basin columellse erectim affixa, oblongaj pressione acute 

 triquetra coz^rugulatim rugosa, hilo versus angulum basalem signata; /^^/a crasse epriacea^ diiris- 

 sima, indehiscente, cum canalibus 3 intra angulos pertusa, bis vestigiis vasorum spiralium ab bilo 

 ad apicem adscendentium repletis, quse mox in telam araneam per testam undique subdivisae raphen 



^ r p J 



valde sparsam constituunt : integumentwn internum submembranaceum, brunneum^ opacum, nucleo 



r 



arctc adhifirens. Embryo exalbuminosus, oblongus^ utrinque obtusus, amygdalino-homogeneus,, 

 edulis; re vera raf/icw/a gigantea est, cujus neorhiza crassa, interna^ ab exorhiza externa undique? 



^ I 



cincta, atque insuper ad extremitatem ab hilo remotiorem cotyledones 2 minntissimse vix visibiles cura 

 plumula lata in eis abscondita : in germinatione, plumula per cotyledones protrusa, caulem squa- 

 mosum propuUat; quandoque neorhiza, ex extremitate opposita expulsa, radicem efficit. . 



snperne 



ramoso : folia alterna, 



majiiscala^ ad apicem ramorum approximata^ ohlonga^ utrinque suhacuta^ cum petiolo plus mimsve 

 elongato : racemi S(Bpe paniculati, awillares et terminates . 



multiflori ; rachi crassa 



/' 



1. Bertholletia excelsa, Bonpland, PL ^quin. i. 122, tab. 36; Poit. Mem. Mus. xiii. 



148, tab. 4 (nee 8) ; DC. Prodr. iii. 293 ; Mart. Eeise, 1130, pi. 11 ; Berg in Mart. 

 El. Bras. l. c. p. 478; Linn, xxvii. 460 : procera, ramis deflexis, ramulis teretibus, 

 subangulatis, interrupte striolatis, fuse o-brunn eis, opace pruinosis, lenticellato-verru- 

 culosis ; foliis oblongis, vel elonj^ato-oblon^is, imo subrotundatis, et in petiolum 



breviter acutatis, apice rotandatis, et in acumen breve acutum canaliculatim re- 

 flexum subito constrictis, subinteg^ris, vel marsjinibus crennlato -nndulatis, obsoletis- 



g , , „*^^j_^ 



sime serratis, cbartaceis, supra profunde viridibus, subopacis, minutissime granulatis, 

 nervis tenuissimis, divaricatis, lonsre intra maroinem arcuatim nexis, vix prominulis, 



o^ -— - ***^._, 



venis immersis et laxe reticulatis, costa tenui, mox sensim latiore, et late canalicu- 

 lata, pruinosa, subtus pallidioribus, fusco-umbrinis, pulverulento-opacis, nervis pro- 

 minulis, costa crassiore, prominente, striolata ; petiolo elongato, semitereti, margim- 

 bus latis valde introflexis, brunneo-pulverulento, corruguloso, limbo 6-lOplo bre- 

 \iore ; panicula racemiformi, terminal!, folio sequilonga, cum ramo solitario elon- 



