293 



S APIOT) ACEAE : SERJANIA . 



294 



39. SERJANIA ADUSTA Radlk. scandens, fruticosa, 

 velutino-pubescens ; rami teretes, subtilissime impresses stiiati; 

 corpus lignosum compositum e centrali majore et periphericis 

 circ. 8 paullo minoribus et centrale cingentibus; folia biter- 

 nata; foliola oblongo-lanceolata, remotiuscule serrato-dentata, 

 subpetiolulata, punctis lineolisque pellucidis sparsim notata, 

 epidermide non mucigera; petioli omnes nudi; flores sectionis 

 mediocres (sepalis tamen exterioribus sat puberulis, sepalis 

 interioribus dense toraentellis 4-millimetralibus) ; fructus sec- 

 tionis breviter cordato-ovatus, glaber, loculis nigricantibns, 

 quasi adustis, itemque alis reti vasorum laticis fusco eleganter 

 notatis, endocarpio pilis adsperso; semen supra basin loculi 

 affixum. 



Tabula nostra LXX (habitus et analysis). 



Serjania adusta RadUc. Serj. Monogr. (1875) p. 156. 



Caui.is ,,6-pedalis" (Otto). Rami thyrsigeri tomento brevi molli 

 griseo velutini, diumetro 3 mm, interuodiis 4 — 7 cm longis, inter strias 

 corpovibns lignosis periphericis alternas subtilissimas complanato-couvexi, 

 adultiores glabrati et subere pallido tecti. Foi.ia (petiolo adject o) circ. 16 cm 

 longa, 12 cm lata, superiora quam mnxime decrescentia; foliola oblongo- 

 lanceolata, apice acutata, basi in petiolnlos breves atteuuata, tenninalia 

 paullo majora, petiolulo 1-cenlimetrali adjecto 8 cm longa, circ. 3 cm lata, 

 lateralis inferiora dimidio fere minora, ovata, obtnsa, vix petiolnlata, omnia 

 dentibus oblusis vel serrraturis 3 — 4 remotiusculis utrinque instructa, 

 penninervia, nervis lateralibus 7 — 8, inferioribns remotioribus, arcuatiin 

 ascendentibus, membrnnacea, subtns pilis simplicibns glandulisque microsco- 

 picis densius quam supra velutiua, supra denique subglabrescentia, e 

 viridi fuscescentia, margiue vix et ne vix linea pellucida circumvallata; 

 petiolus communis teretiusculus, striatus, supra anguste canalicnlatus, circ. 

 5 cm longus, intermedins 3-centimetralis, laterales circ. 5-milliinetrales, 

 supra bisulcati, omnes nudi, velutini; stipulae breves, circ. 1 mm longae, 

 late triangulares, obtusae vel acutae, pnbesceutes. Thyrsi solitarii, sn- 

 periores folia parva multo snperantes, pednncnlo communi tereti striato 

 rbachique striato-angulosa nee non cinciunis vix stipitatis subelongatis 

 7 — 8 floris velutiuis, pedicellis fructiferis crispo-puberulis. Fi.orks herm- 

 aphroihti (e residuis circa fi iictuin obviis) : Skpai.a duo exteriora paullulo 

 breviora, crispato-puberula, inteiiora circ. 4 mm longa, toiueuto brevissimo 

 ienero sordido induta, margine omnia puberula, intus subglabra. l'etala — . 

 Tori glandulae superiores ovatae, obtusae, laterales parvae, annularcs. 

 Stamina subulato-filiformia, breviora fere tota, longiora infra medium pi- 

 losula; autherae glabrae. Gertnen — . (Flores masculi non suppetebant.) 

 Fructus (plerumque e quarto vel qninto ciucitini fiore enatusj cordato- 

 ovatus, 2 cm longus, tolidem basi, ad loculos vero 1 cm latus, basi in- 

 signius cordatus, apice excisus, in excisione styli 1,5-millimetralis stigma- 

 i unique plus dimidio breviorum reliqniis coronatus. infra locnlos omnino 

 non constrictus, glandulis microscopicis juxta axin laxe adspersus, ceterum 

 glaberrimns, alis inferne iusigniter dilatatis et ultra insertionem fructus 

 productis, loculis tumide lenticulaiibus, basi breviter oblique cuneatis, 

 ecristatis, obsolete reticulato-nervosis, dissepimentis angustis vix medio 

 paullulo latioribus, endocarpio pilis adprtssis brevibus undique adsperso. 

 Semen supra basiu loculi insertum e lenticulari tumidum, fuscum, laeve, 

 hilo ad basin laterali macula arillosa albida mediocri notato; embryo 

 homotropns; cotyledon exterior incurva, interior transversim biplicata. 



In Venezuela, nee non in Cuba (si fides habenda schedae speciminis 

 in Hb. Yindob. osservati) : Otto n. 246 ! ( Venezuela, m. Febr. 1S40, fruct.; 

 Hb. Berol.; Taburete, Salvator, Cuba; lib. Vindob.). — Forsan et Brasi- 

 Ham septentrionalem inyrediens. 



Sectio IV. PACHYCOCCUS. 



40. SERJANIA RETICULATA Camij. alte scandens 

 (Warmix<;), fruticosa, glabra vel pubescens; rami superne 

 plerumque genuflexi, subteretes, costis depressis 5 — 6 striisque 

 totidem subtilioribus i n struct i ; corpus lignosum simplex; folia 



Sapind. 



biternata; foliola ovalia, oblongo-lanceolata, utrinque plus 

 minus acutata, superne serrato-dentata, petiolulata, transverse 

 reticulato-venosa, pellucido-punctata et lineolata, epidermide 

 plerumque sat, ratios non mucigera; petioli omnes nudi; 

 flores sectionis mediocres; fructus subcordato-ovatus, sublati- 

 septus, glaber, pericarpio crassiore, endocarpio albo-floccoso; 

 semen ad basin loculi affixum, ellipsoideum, trigonum, badium. 



Serjania reticulata Camb. in St. Hil. Fl. Bras. I (1825) 

 p. 359, n.5! et in Mem. Mus. a" Hist. nat. XVIII (1829) p. 21; 

 Don, Gen. Syst. I (1831) p. 659, n. 23; D. Dietr. Syn. Plant. 

 II (1840) p. 1317, n. 26; Walp. Rep. 1 (1842) p. 412; Radlk. 

 Serj. Monogr. (1875) p. 158, Suppl. (1886) p. 104 et in Warm. 

 Symb. Part. XXX VII (1890) p. 241 (992). 



Serjania ruhens Schlecht. in Linnaea XV III (1844) p. 47 

 (sph. 63), coll. RegnelU; Walp. Re}). V (1845—46) p. 359. 



Caulis alte scandens (Warming). Rami thyrsigeri sat graciles, rnodo 

 glabri et saepins rubri (Burchell), modo pubesceutes et subtomentosi, 

 diametro 2 — 3 mm, interuodiis iuferioribus 5 — 12 cm longis, in sectione 

 transversali e costis striisque crenati, corpore lignoso vero obtusangulo 

 vel subrepando, minus duro. Foi.ia adultiora (petiolo adjecto) circ. 20 cm 

 longa, circ. 14 cm lata, superiora minora iuterdum deflexa ; foliola oblongo- 

 lanceolata, ran us ovalia vel ovata, basi acutata et in petiolulum 0,5 — 1 cm 

 longuni contractu, apice longius breviusve acuminata, acumine obtusius- 

 culo brevissime mucronulato, petiolulo adjecto ad 10 cm longa, 3,8 cm lata, 

 lateralis inferiora duplo minora, ovalia vel ovata, subsessilia, obtusata, 

 omnia supra medium dentato-serrata vel infra apicem tantum dente uno 

 alterove utrinque instructa, rarius subinte^erriraa, penninervia et nervis 

 secundariis infinite oppositis reliquis lougioribus subtriplinervia, reti venarum 

 transversali supra subtusque prominenti iustructa, subcoriacea, nunc glabra 

 et non nisi glandulis microscopicis adspersa, nunc subtus juxta nervum 

 medianum, nunc basi tantum puberula, nunc in tota pagiua inferiore 

 laxius densiusve m .lliter pubescentia et sublomentosa supraque in nervis 

 pilis adspersa, e viridi saepius rubesceutia et nervo media no rubro ornata 

 (Hi'Rciiici.i,, Scni.KciiTKXi)., Warmino), rarius glaucescentia (Burchki.l), 

 sicca colore rubro interdum sat dare adhuc tincta, plerumque vero plus 

 minus fuscescentia, subtus pallidiora et opaca, ne supra quidem nitida, 

 punctis plerumque lineoliformibus pellucidis dense praesertim juxta nervum 

 medianum notata, margine linea pellncidn caitilajj;inca insiguiter obvallata; 

 petiolus cointnunis teretiusculus, striatus et supra anguste canaliculatus, 

 circ. 6 cm longus, intcrmedius 4centimetralis lateralesque 1— 1,5-centi- 

 metrales supra bisulcati, omnes nudi, nunc glabri, nunc subtomentosi, 

 plerumque rubri (Bt'RCHEM.); stipulae parvae, late triangulares, acutae vel 

 obtusae, glabrae vel pubesceutes. Thyrsi solitarii vel in apice ramorum 

 paniculatim congesti, pedunculo communi subtereti patulo, imino reflexo, 

 nunc glabro, nunc subtomentoso, ibachi angulosa assurgente dense ciu- 

 cinnifera ciucinnisqne pedicellisque pube tenera velutiua tectis; ciuciuni 

 stipitati, coutracti, fructiferi subelongati, 7 — 9-flori; pedicelli 2 mm longi, 

 prope basin articulati ; alabastra obovoidea, 2,5 mm longa, sub lente pube 

 velutiua tenerrima vestita. Fi.orks albi, suavissime odorati (Warmimc) ; 

 hermai'IIRoditi : Skpai.a duo exteriora reliquis dimidio fere breviora nee 

 non pars iutermedii tegens subglabra vel pube brevissima velutiua, inter- 

 medii .pars tecta duoque inteiiora 3 mm longa pube brevissima tomentella 

 obducta, margine omnia puberula, iutus subglabra. Pktai.a angustius 

 latiusve obovato-oblouga, in unguem sensim angustata, apice rodundata 

 vel apiculata, 3,5 mm longa, circ. 1,5 mm lata, iutus laxe glanduligera; 

 squamae (crista exclusa) pctala dimidia aequantes, margine parce et bre- 

 viter villosulae, superiores crista lutea (Warmim;) emarginato-bifida appeu- 

 diceqne deflexa squamam ipsam fere acquante margine iuteriore densius 

 quam exteriorc sericeo-barbata, interiores crista oblique erecta subaliformi 

 instructae. Toiu glandulae superiores ovatae, acutae, laterales minores, 

 annuliformes. Stamina rubra (Warmixc), genuen paullo superantia; fila- 

 ments subulato-filiformia, breviora tota, longiora infra medium pilosula ; 

 aiitberae glabrae. Gkrmkx obverse pvramidatutn, triangulare, 2 mm longum, 

 praetcr glandulas microscopicas aegrius perspiciendas glaberrimum ; stylus 

 gormen aequans vel superaus, glaber, segmenta stigmatosa stylum dimi- 

 diuin aequautia; gemmulae obovoidcae. Florks mascui.i: Scpala, petala, 

 torus et stamina tit in hennaphroditis; germinis rudimentum glanduli- 

 gprum, trigonum, stylo rudiment ario erecto duplo longiore trtenlco apice 



41 



