FLOR-V OF THE ISTHMUS OF PANAMA. 199 
Sectio Macrostachjs. — Statura graiuli, pr.Tsertim vero pistilll forma ct baccid facile distiuguitur. Tetiolm 
suppeteiia tripoUIearlSj alatus. FoUum subcoriaccuuij obsolete pellucido-puuctatum, siccitate fuscescens, 
sabtus pubescens et valide costatum, a basi lobi majoris 20 poll, longmn, 11^ supra medium latum. PeduncuJus 
glabriusculus, 2 poU. longus, pennam corviiiam crassus. Amentum, circiter pedale, Bractceo coriacea3, baccia 
demum auperatce et serius fere glabrae. Semen obovoideum, testa atrofusca. 
Plate XXXVIII. Fig. 1 and 2, bracts; 3, berry; 4, the same cut open; 5, seed; 6, embrj-o: — all 
magnifed, 
905. Artanthe Seemannianaj Miq. (Tab. XXXIX.) ; ramulis pctiulis (alatis) glabriusculis, foliis 
tenuiter membrauaccis vix pellucido-puuctatis lato-ellipticis acutis, basi valdc inaequali profunde cordatis 
lobo majori pctiolum lequante, supra pilis brevissimis inspcrsis, subtus iu costa costulisque (utriiupie 
6-7 Grcctiusculis)j vcnisquc pilis horizontalibua instructis, baud scabridis, ad Icutcm puuctulatis, ameutis 
lougiter pedunculatis foiio paidlum brevioribus, crcctis, rectis, bractcis triaugulari vertice oehraceo- 
hirtiSj baccis obovoideo-subpyramidatis glabris. Soutlicm Darien. 
Sectio Macrostaclitfs. — Aifinia A. deetirrenti et A. Jaj^atlnfoUa, Hamuli fistuloai, striulati. Fctioli 
circiter bipoUicarcs, alis conuiveutibus sursum angustatis uiululatis subcoriaceis. Fvlia a lobi majoris 
10^-11 poll, longa, 5f-6 lata, supra laete viridia, subtus pallida, costulis tenuibua usque -f- longitudiue a basi 
dispositis, patule adacendentibus, infimis paucis tcuerioribua e basi ortis. Fedunculi 1\~2 poll, longi. Amenta 
8-9 poll, ajquantia. Flores annulatim diapositi, densi. Stamina 4 ; anthcrce subglobosas, pallida;. Ovarium 
ovoideum. 
Plate XXXIX. Fig. 1, portion of catkin ; 2, 3,'bracts ; 4, hair of bract ; 5, 6, ovaiy and stamens ; 7, 
stamen; 8, ovary cut open: — all ma<jnijicd. 
906. Artanthe tuhcrculata^ ^^i^l- I- c p. 497, no. 138. Savauas about Panama. 
907. Artanthe septifplinervia, Miq. (Tab. XL.) ; glabra, ramulis oylindricia nodosis, foliis brc- 
■vissime pctiolatis e basi insequali levitcr subauriculatim cordata, elliptlcis vcl ovato-cllipticis aeute acu- 
minatis, rigide membranaceis, pellucido-punctatis subtusque tenere puncticulatis, costis infra medium 
ortis utrinquc 3 altemisj bine scptuplinervdiSj una utrinque arcuatim in acumen adsccndcntc arcam 
transverse vcuosam iueludcntCj amentis brcvitcr pedunculatis folio brcuoribus cyliudricis obtusis, 
bractearum vertice peltato centre nudo, cseterum luteo-griseo-^ iUoso, baccis obpyramidato-trigonis 
vertice umbilicatis glabris. 
E scctionc Kemipodion, licet quodammodo lieterogenea, et quibusdam speciebus e sectione Isophi/llon 
acccdcns. Internodia ramulorum cyliudracca, brevia, nodi crassi. Fctioli l-l^ liu. Folia 3-4^ poll, louga, 
li-lv lata, supra saturate viridia, subtus pallida, cura ramulis laWa. PednncuU 2 liu. Amenta X-\l poll. 
longa. 
Plate XL. Pig. 1, portion of catkin ; 2, bract, ovary, and one of the stamens ; 4, 5, sections of ovary : 
— all magmfied. 
908. Artanthe caJocoma, Miq.; innovatiouibus foliisque subtus in ncrvis tenere puhcris gla- 
brescentibus, ramulis trigonis, foliis brcvitcr pctiolatis lato-elHpticis jequilatcris acutis vcl brcviter 
apiculatisj basi ima aliquid insequaU acutis, membranaceis, utrinque glandulose puuctatis, supra 
glabris, vcnis costallbus utrinque 14-16 erccto-patulis, sccus margincra subconjunetis^ pedunculis 
petiolum supcrantibus, amentia folio multum brevioribus cylindricis crassis rectis, bracteis pcltato- 
concliteformibus vertice ciliolatis, baccis densis obovoideis granulatis. Southern Darien. 
Foliorum basi licet non plane jequali, apte tamen ad sectionem Isophyllon referenda, habitu A. amp/am 
et A. inacropliytUm semulat. Rami ramulique aubfistulosi, atriulati. Petioli nodum subvaginantes, 3 lin. 
