Cupania. 1021 



pubescens, interdum intus quoque totum vel lateribus ^ pilosum (floris '£ rudimen- 

 tarium intus semper glabrum); Stylus subulatus, apice in crura brevia dorsalia intus 

 stigmatosa fissus, vel rarius subinteger sulcis stigmatosis suturalibus supra medium 

 instructus; gemmulae in loculis solitariae, erectae, camptotropae, apotropae. Capsula 

 subgloboso-obovata turbinatave, breviter stipitata, nunc trigona (sect. I.),nunc septis 

 angustioribus lateraliter triloba (sect. II.) vel quasi trialato-triloba (sect. IV.), nunc 

 (sect. III.) apice valde depresso tricoccato-triloba, styli residuis apiculata, subdrupacea, 

 sarcocarpio cellulis resinigeris et nonnunquam cellulis pachydermicis coacervatis in- 

 structo, loculicide 3- (vel 2 — 4-) valvis, valvis septigeris axe nullo relicto usque infra 

 seminum insertiones a se invicem secedentibus, patentibus vel recurvatis, extus sub- 

 carnosis, intus sublignosis vel rarius chartaceis submembranaceisve, extus intusque 

 varie pubescentibus, interdum intus glandulis quoque (C. oblongifolia, revoluta, rugosa, 

 platycarpa, racemosa) vel glandulis solis (C. guatemalensis) obsitis, rarius (intus saepius) 

 glabris (et eglandulosis). Semina ellipsoidea vel obovoidea, testa tenuiter crustacea 

 glabra laevi nitida spadicea subnigrave, extus strato staurenchymatico obducta, intus 

 interdum cellulis resinigeris instructa, basi vel altius arillo cupuliformi carnoso inferne 

 antice incrassato flavido vel albo, sicco subaurantiaco, cincta. Embryo lomatorrhizus, 

 cotyledonibus semiellipsoideis lateralibus crassiuscule carnosis amyligeris, radicula brevi 

 plica testae ad dorsum basilari excepta. 



Arbores fruticesve arborescentes. Rami teretes, ^ sulcati, sulcis lenticellarum 

 seriebus ^ conspicue notatis, juveniles varie pubescentes, raro glabriusculi, cor- 

 tice aut primario aut secundario aut utroque interdum, rarius medulla quoque 

 cellulis secretoriis ^ seriatis instructis. Folia sparsa, exstipulata, petiolata, foliolo 

 terminali semper deficiente abrupte pinnata, in iisdem speciebus (immo ramis) aut 

 pari-pinnata, aut saepius foliolis alternis spurie impari-pinnata (foliolo laterali summo 

 terminale mentiente), rarissime (in C. glabrae Sw. speciminibus cultis) re vera impari- 

 pinnata vel (in C. glabra Sw., C. macrophylla A. Rieh.) aliqua simplicata; foliola 2 — 20, 

 plerumque 6 — 10, alternantia vel rarius subopposita, plerumque ovalia oblongave, 

 interdum lanceolata, in nonnullis (praesertim superiora) obovata, superiora inferioribus 

 saepe majora, omnia apice plerumque obtusa, basi acuta, petiolulata vel rarius sub- 

 sessilia, serrato-dentata vel ßubintegerrima, margine saepe revoluta, pinnatinervia, 

 nervorum apice in dentem excurrente interdum pilorum fasciculo ornato, reti venarum 

 subtus, rarius utrinque (venis per diaehyma totum transmissis) prominulo, in nonnullis 

 subtus in nervorum axillis foveolata (in C. dentata, scrobiculata, macrophylla, partim 

 etiam in C. oblongifolia, crassifolia, platycarpa, racemosa, emarginata), supra plerumque 

 glabra, subtus varie pubescentia (pilis in C. sylvatica et C. diphylla basi lata reticulatim 

 striata insertis, in C. cinerea, castaneaefolia aliisque praesertim e venis supra parenehyma 

 inflexis) subglabrave, glandulis microscopicis clavato-capitatis (in C.fulvida pachy- 

 dermicis), juniora certe, ± adspersa, adultiora vero saepius subeglandulosa (praesertim 

 in C. cinerea, castaneaefolia, sylvatica, rufescenti, guatemalensi, tenuivalvi, paniculata, 

 lanuginosa), cellulis vel utriculis latieiferis parum conspieuis hie illic puneta pellucida 

 efficientibus praesertim juxta nervös et venas nunc crebris, nunc parcis (ut et saepe 

 floris, fruetus, seminis partes) instructa, diaehymate in speciebus duabus [C. sylvatica, 

 diphylla) cellulis sclerenchymatico-pachydermicis persito, epidermide nunquam muci- 

 gera, paginae superioris in paucis (C. revoluta, rugosa, bracteosa) cellulas partim septo 

 transverso intereeptas exhibente, in nonnullis affinibus (C. polyodonta, cinerea, casta- 

 neaefolia, triquetra, semidentata) hypodermate suffulta, in 1 specie (C. sylvatica) crystaMo- 

 phora, in alia [C. diphylla) paginae utriusque, paginae inferioris in paucis valde affinibus 

 (C. americana, papulosa, latifolia) papulosa, in 1 specie (C. rubiginosa) stomatibus 

 majoribus orbicularibus prominentibus, in altera (C . furfuracea) profundius immersis 

 insigni; petiolus communis subtus convexus, supra plerumque complanatus vel sulco 

 exaratus, vasorum fasciculis (ut in plurimis Cupanieis) in annulum latere superiore ± 

 applanatum vel impressum arete connexis instructus (nee medullaribus nee corticalibus 



65* 



