309 



SAPINDACEAE : SERJANIA. 



310 



et ubi coalescunt, externe emarginatis centrale majus cingen- 

 tibus exstructis; folia biternata; foliola ovata, acuta, basi in 

 petiolulos plus minus rapide coarctata, subduplicato-seirato- 

 dentata, non nisi in nervis supra puberula, tenuiter membra- 

 nacea, nigricantia, punctis pellucidis pleruraque lineoliformibus 

 parvis sat dense notata, epidermide mucigera; petioli omnes 

 nudi; cincinni sessiles; flores parvi, longe pedicellati, sepalis 

 omnibus tomento brevi indutis; fructus (semimaturus) ovatus, 

 glaber, stylo piloso coronatus, endocarpio glabro; semen prope 

 basin loculi insertum (glabrum). 



Serjania tenuifolia Radlk. Serj. Monogr. (1875) p. 220. 



Rami thyrsigeri diametro 3—4 mm, internodiis 1—5 cm longis, ju- 

 niores pilis brevibus rufeolis pulverulento-puberuli, adultiores glabrati, 

 nigro-fusci. Folta inferiora circ 20 cm longa, 16 cm lata, superiora mi- 

 nora; foliola terminalia (ab insertione ad apicem) 10 — 12 cm longa, 4,5 —5 cm 

 lata, basi in petiolulum 1 — 1,5 cm longum plus minus rapide attenuata, 

 lateralia decrescentim minora, in petiolulos 2 — 3 mm longos abrupte con- 

 tracta, omnia ovata, acuta vel sensim acuminata, acumine obtusiusculo 

 nervo mediauo excedente mucronulato, a basi ad apicem subduplicato- 

 serrato-dentata, dentibus acutis vel brevissime acuminatis obtusisve, supra 

 in nervis puberula, subtus glabra, utrinque glaudulis microscopicis sessi- 

 libus adspersa et subopaca, (sicca) nigro-fusca; petiolus communis teretius- 

 culus, supra sulcatus, petioli partiales supra bisulcati, omnes nudi, supra 

 puberuli; stipulae parvae, ovato-lanceolatae, puberulae. Thyrsi solitarii 

 vel in apice ramorum in paniculam diffusam congesti, elongati, graciles, 

 flaccidi, arcuati et subnutantes, sat dense attamen plus minus iuterrupte 

 et subverticillatim ciucinniferi ; pedunculus communis quinqueangularis, 

 2 — 12 cm longus, glabratus vel in thyrsis supretnis brevissime rufo-pube- 

 rnlus; rhacbis ad 20 cm longa, sulcato-striata, subglabra ; cincinni omnino 

 sessiles, vix infimi brevissime stipitati, abhreviafci, 8— 9-floii; bracteae 

 bracteolaeque miuimae, subulatae, puberulae; pedicelli graciles, riliformes, 

 3 — 4 mm longi, ima basi articulati, cano-puberuli; alabastra subglobosa; 

 1 mm vix excedentia, tomento brevissimo sordide cano induta. Flokes 

 hermaphroihti : Sepala duo exteriora breviora, interiora 2,5 mm longa, 

 omnia tomento brevissimo induta. Petala ex obovato attenuata, 3,5 mm 

 longa, 1,2 mm lata, intus glanduligera; squamae (cristis exclusis) petala 

 dimidia aequantes, margiue villosae, superiores crista humili late ob- 

 ovata vel obcordata appendiccque deflexa squamam dimidiam superante 

 acutiuscula barbata, inferiores crista aliformi oblique emarginata in- 

 structae. Tori glandulae superiores ovato - oblongae , laterales minores, 

 annulares. Stamina petalis trieute breviora, germen paullo superantia; 

 filamenta snbulato-filifonnia, tota villosiuscula; antherae ovatae, interne 

 pilosiusculae. Germen trigonum, obverse pyramidatum, 1,8 mm longum, 

 1 mm latum, glandnlis rufis sessilibus pilis vero non nisi ad angulos et 

 circa styli insertionem obsitum; stylus 1 mm vix longus, apice trifidus, 

 pilosiusculus; segmeuta stigmatosa stylo ipso breviora; gemmulae ovoideae. 

 Flores masculi (ex alabastro) : Sepala, petala, torus et stamina (excepta 

 longitudine) ut in hermaphroditis; germinis rudimentum trigonum, glandu- 

 ligerum, stylo rudimentario trifido pilosiusculo coronatum. Fructus (im- 

 maturus tantum suppetebat) 1,8 cm longus, apice quam maxime retusus 

 et styli pilosiusculi reliquiis coronatus, non nisi glandnlis microscopicis 

 obsitus, loculis liberis (i. e, non nisi axis ope conjuuctis) tumidis, tenuiter 

 reticulato-nervosis, dorso impressis, ecristatis, infra medium dorsum alam 

 protrudentibus, basi oblique truncatis, endocarpio glabro. Semen — . 



In Brasiliae prov. Alto Amazonas, nee non in Peruiriae prov. Maynas, 

 in sylvis ad Yurimaguas : Poeppig ^Addenda 92 u ! (a. 1831 ; Hb. Vindob., 

 Berol., Lips., Petrop.). 



51. SERJANIA FUSCIFOLIA Radlk. alte scandens, 

 fruticosa (Correa de Mello), rufo-pubescens; rami 8 — pluri- 

 sulcati, 8 — pluri-costati, costis obtusiusculis contiguis e cor- 

 poribus lignosis periphericis in sectione transversali suborbi- 

 cularibus vel a lateribus quodammodo compressis et ubi coales- 

 cunt profundius emarginatis et obcordatis (cf. obs. n. 3 in Serj. 

 Monogr.) centrale paullo vel vix majus cingentibus exstructis 



Sapind. 



(cf. Radlk. Serj. Suppl. tab. I, fig. 5—7): folia biternata; fo- 

 liola ovata vel ovato-lanceolata, acuta vel obtusiuscula, ter- 

 minalia basi in petiolulum plus minus rapide contracta, la- 

 teralia subsessilia, argute vel obtusiuscule et simpliciter vel 

 duplicatim serrata, supra in nervis, subtus undique plus minus 

 rufescenti-pubescentia, membranaceo-coriacea, denique nigro- 

 fuscescentia, punctis pellucidis minutis orbicularibus saepius 

 acervatim congregatis interdum obsoletissimis notata, epider- 

 mide mucigera; petioli omnes nudi; cincinni (plerumque lon- 

 gius, quin etiam longissime) stipitati; flores parvi, mediocriter 

 pedicellati, sepalis omnibus tomento brevi indutis ; fructus 

 ovatus ellipticusve, minutim puberulus, ad loculos velutino- 

 pubescens, rarius subglaber, endocarpio laxe puberulo ; semen 

 prope basin loculi insertum, praesertim ad basin pilis brevibus 

 laxe adspersum; cotyledones crassae, rectiusculae. 



Tabula nostra LXXV (habitus et analysis). 



Serjania fuscifolia RadUc. Serj. Monogr. (1875) p. 221, 

 Suppl. (1886) p. 118 et in Warming Sijmb. Fart. XXXVII 

 (1890) p. 241 (992). 



Paullinia spec. Mart. Hb. Flor. Bras. Pars III (Cat. aut. 

 1842) n. 1247! 



Rami thyrsigeri diametro 3 — 4 mm, internodiis 1 — 9 cm longis, 

 juniores tomento rufo dense induti, adultiores plus minus glabrati, cortice 

 fusco, rami adulti (digitum et ultra crassi) costis sulcisque eranescentibus 

 fere exacte cylindrici, striis subaequilatis alternantibus, alteris suberosis, 

 alteris laevibus fuscis vel pallesceutibus in dorso corporum lignosorum 

 periphcricorum decurrentibus notati (in speciminibus a Correa de Mello 

 lectis). FOLIA inferiora 16 cm longa, 12 cm lata, superiora minora ; foliola 

 terminalia (ab insertione ad apicem) 7 — 9 cm longa, 3,5—4,5 cm lata, basi 

 in petiolulum circ. 1 cm longum sat rapide contracta, ovata vel ovato-lan- 

 ceolata, interdum basi utrinque inciso-lobata et inde subtriloba, plerumque 

 acuta, interdum obtusa vel breviter acuminata, semper nervo niediano ex- 

 cedente muctonulata, lateralia decrescentim minora et praesertim inferiora 

 ex ovato elliptica, sessilia et obtusa, omnia a basi ad apicem simpliciter 

 vel duplicato-serrata, serraturis argutis vel obtusiusculis, supra in nervis 

 rufo-puberula, subtus undique et praesertim in nervis plus minus rufes- 

 centi-pubescentia, inter nervos interdum quodammodo glabrescentia, utrin- 

 que insuper glaudulis microscopicis sessilibus adspersa, siccitate quodam- 

 modo rugulosa et inde opaca, e viridi denique nigro-fuscescentia, subtus 

 pallidiora, rufo-fusca; petioli teretiusculi, nudi, plus minus rufo-tomen- 

 tosi, communis supra 1-, partiales 2-sulcati, sulcis superne latioribus inter- 

 dum submargiuulati ; stipulae miuutae, ovato-lanceolatae, rufo-tomentosae. 

 Thyrsi solitarii vel in apice ramorum in paniculam laxiorem vel densiorem, 

 interdum subcorymbosam congesti, nunc breviores, snbrecti et divaricati, 

 nunc longiores, arcuati et asceudentes vel decurvati, sat dense cincinniferi ; 

 pedunculus communis 5 angularis, 2 — 14 cm longus, rufo-tomentosus, deni- 

 que glabratus ; rhacbis ad 16 cm longa, sulcato-angulosa, dense rufo-tomen- 

 tosa; cincinni stipitati, stipitibus cinciunorum inferiorum 2 — 6 mm longis, 

 superiornm interdum brevissimis, breviter rufo-tomentosis, abbreviati vel 

 interdum sat elongati, 7 — 15 flor i ; bracteae bracteolaeque parvae, subu- 

 latae, tomentosae ; pedicelli circ. 2 mm longi vel breviores, ima basi arti- 

 culati, rufescenti-tomentosi; alabastra e snbgloboso ovoidea, 1,5 mm longa, 

 tomento brevi e sordide cano rufescenti induta. Flores hermaphroditi 

 masculis minores: Sepala duo exteriora breviora, interiora 2,5 mm longa, 

 omnia tomento brevi induta. Petala alba (Warming), ex oblongo vel ob- 

 ovato wttenuata, 2,8 mm longa, 1 mm lata, intus glanduligera; squamae 

 (cristis exclusis) petala dimidia paullo superantes, margine villosae, albae 

 (Warming), superiores crista flava (Warming) obovata emarginata vel 

 crenulata appendiceque deflexa squamam dimidiam vix aequante acutius- 

 cula dense barbata, iuferiores crista dentiformi vel subaliformi interdum 

 oblique emarginata instructae. Tori glandulae superiores ovato-oblongae, 

 laterales minores, annulares. Stamina a|ba (Warming), petalis breviora, 

 germen paullo superantia; filamenta subuiato-tiliformia, villosiuscula; an- 

 therae flavae (Warming), ovato-oblongae, glabrae. Germen trigonum, ob- 

 verse pyramidatum, 1,8 mm longum, 1 mm latum, ad loculos pilis longi- 

 oribus dense velutinum, ceterum pilis brevissimis glandulisque sessilibus 



43 



