1450 L, Radlkofer. — Sapindaceae. 



20. H. leptococca Radlk. in Sitzungsber. bayer. Akad. XX. (1890) 278 annot. 

 (charact. brevis) et Sap. Papuas, in Engler's Bot. Jahrb. LVI. (1920) 315. — Arbor?; 

 rami teretes, cortice albescente, apice sufferrugineo-tomentelli; folia 3-juga, petiolo 

 rhachique glabris; foliola minora, ovalia vel oblonga, obtusa, breviter petiolulata, sub- 

 coriacea, nervis lateralibus approximatis obliquis vix prominentibus, arcte prominenter 

 reticulato-venosa, glabra, supra nitida, pallide viridia, hypodermate instructa, sub 

 hypodermate cellulas secretorias foventia, fibris sclerenchymaticis nuUis, epidermide 

 non mucigera; thyrsi in paniculas ad apices ramorum terminales lateralesque congesti, 

 remotiuscule dichasia ^ stipitata gerentes; capsulae coccato-bilobae lobi divaricati, 

 elongate obovoidei, subclavati, inflati, linea mediana subcarinati, e flavido rubescentes, 

 subpuberuli, intus pilis raris adspersi, tenuiter crustacei, sub epicarpio cellularum 

 secretoriarum stratis duobus continuis instructi, epithelio incrassato. 



Rami 6 mm crassi. Folia petiolo 3 cm longo adjecto circ. 15 cm longa; foliola cum 

 petiolulis 3 — 5 mm longis 7 — 10 cm longa, 3,5 — 4 cm lata. Inflorescentiae 15 cm 

 longae. Sepala ovalia; discus pubescens. Capsula cum stipite 2 mm longo 1 cm alta, 

 3 cm lata; lobi 1,5 cm longi, 8 mm crassi. Semen arillo flavido pauUo ultra medium 

 obtectum, 1 cm longum, 6 mm crassum. 



In Nova Guinea austro-orie n tali: J. Gh almers !(a. 1885, fr.; comm. F. Müll.). 



Appendix sectionis I. 



21. H. hirsuta Radlk. in Lorentz, Nova Guinea, Result. Exped. Neerland. VIII. 

 {1912) 618, et Sap. Papuas, in Engler's Bot. Jahrb. LVI. (1920) 315. — Arbor, ramis 

 junioribus teretibus petiolisque pilis fasciculato-stellatis pauci- et longiramosis sim- 

 plicibusque intermixtis fulvis hirsuto-tomentosis, cortice canescente; folia abrupte 

 pinnata, petiolo tereti longiusculo, rhachi tereti leviter flexuosa apice in aristam su- 

 bulatam longiusculam extenuata; foliola circ. 5, alterna, elliptico-lanceolata, cuspidato- 

 acuminata, basi acuta in petiolulos breviusculos attenuata, integerrima, membranaceo- 

 chartacea, nervis lateralibus remotiusculis (utrinque circ. 8) arcuato-adscendentibus 

 supra ut et nervus medianus vix, subtus manifeste retique venarum prominentibus, 

 flavo-viridia, supra moUiuscule subtus hirsute pilosa glandulisque microscopicis mori- 

 formibus rubro-fuscis adspersa, cellulis secretoriis nuUis vel vix ullis, epidermide non 

 mucigera; thyrsi ad apices ramorum axillares, perbreves, pauciflori; flores (alabastra 

 tantum visa) parvi, breviter pedicellati, dense stellato-tomentelli. 



Rami 3 mm crassi. Folia petiolo 7 cm longo adjecto ad 28 cm longa; foliola cum 

 petiolulis 6 mm longis ad 20 cm longa, 6,5 cm lata, inferiora minora. Thyrsi 1,5 cm 

 longi. Sepala 5, breviora, ovalia, tomentella; petala 5 subcuneata, glabra, cellulis 

 secretoriis instructa; discus parvus, hirsutus; stamina 5, antheris (in alabastro) quam 

 filamenta longioribus; germen ovatum, compressiusculum, 2-loculare, dense stellato- 

 pilosum, stylo recurvato; gemmulae in loculis singulae, pendulae. 



In Nova Guinea batava: L. S. A. M. v. Römer n. 890! (Vorgebirge des Hell- 

 wig-Gebirges, m. Nov. 1909). 



Obs. Species ob fructum ignotum sedis in subgeneris I. sectione I. dubiae, a reliquis sectionis 

 speciebus hypodermate destitutis discrepans indumenti indole nee non epidermide non mucigera. 



22. H. petiolaris Radlk. Sap. Papuas, in Engler's Bot. Jahrb. LXV. 2.-3. (1920) 

 315. — Arbuscula gracilis, cortice cinereo; rami teretiusculi, sufferrugineo-tomentelli, 

 mox glabrati; folia pari-pinnata, 4-juga, petiolo rhachique tomentellis; foliola opposita, 

 ex oblongo subcuneata, breviter acuminata, subsessilia, chartacea, nervis lateralibus 

 approximatis obliquis (utrinque circ. 15) supra subtusque hirtellis, supra glabra nitida 

 fuscescentia, subtus pilis plerisque simplicibus patentibus laxe puberula nee non 

 {juvenilia certe) glandulis microscopicis moriformibus rubro-fuscis adspersa opaca 

 pallidiora, cellulis secretoriis nuUis, epidermide mucigera; thyrsi e ramis adultioribus 

 enascentes vel superiores axillares petiolum aequantes, tomento brevi dense vestiti, 

 interrupte fasciculigeri, fasciculis e dichasiis vel cincinnis compositis; alabastra ovoidea. 



