Xerospermum. 949 



instructa, glaberrima, epidermidis superioris cellulis partim septo perpendiculari in- 

 structis; thyrsi paniculiformes, interdum fasciculati, rhachi ramisque (interdum sub- 

 fastigiatis) angulosis sulcatis glabris; flores conspicue pedicellati, 5-sepali; fructus 

 cocci elongate ellipsoidei, majusculi, obtuse tuberculati. 



Rami fusci, glabri, thyrsigeri 2 — 3 mm crassi. Folia petiolo 2 — 5 cm longo (nigri- 

 cante) adjecto 10 — 18 cm longa; foliola cum petiolulis circ. 1 cm longis 9—15 cm longa, 

 3,5 — 5,5 cm lata. Thyrsi 5 — 8 cm longi; pedicelli 3 mm longi, prope basin articulati. 

 Sepala glabra, interiora majora sparsim ciliolata. Petala (5) spathulata, utrinque dense 

 villosa. Stamina praeter apicem villosa; antherae breviter ovatae, glabrae. Germinis 

 rudimentum villosum. Fructus cocci 3 cm longi, 1,5 cm crassi; semen oblongum; 

 cotyledones aequaliter fuscae, cellulis secretoriis crebris. 



In Borneo: Beccari n. 3468! (sphalmate n. 3408 legitur in Sap. Holl.-Ind. p. 7; 

 prov. Pontianak, m. Maj. 1867, flor. et fruct.), n. 3909! (in ditione Sarawak, in ripis 

 flum. Igan, m. Oct. 1867, flor.); G. D. Haviland et C. Hose n. 2080! (Kuching, m. 

 Sep. 1894, fl.; Hb. Berol.); C.Hose n. 503! (Baram district, Sarawak: Miri river, 

 m. Jan. 1895, fl.; Hb. Berol.), n. 259! (ibid., Marudi, m. Jun. 1895, fl.; Hb. Manil.); 

 Native collector n. 1673! (Sarawak; id. Hb.). 



20. X. laevigatum Radlk. Sap. Holl.-Ind. (1877) 7, 23, 25 (77, 93, 95), in Sitzungsber. 

 bayer. Akad. VIII. (1878) 305 n. 114 et in Engl. u. Prantl, Nat. Pflanzenfam. III. 5. 

 (1895) 331; King, Materials etc. (1896) 431 n. 1!; Ridley, Fl. Malay Penins. I. (1922) 

 497. - Sapindus? sp. Gat. Kew. Hb. Griffith etc. (1865) 9 n. 1006/1! - X. Noron- 

 hianum, non Blume, Hiern in Hook. f. Fl. Brit. Ind. I. (1875) 686, solummodo quoad 

 stirpem 5-sepalam (Hb. Griffith n. 1006/1!). — Arbor glaberrima; folia 1 — 2-juga; 

 foliola oblongo-lanceolata, breviter acuminata, in petiolulos longiores attenuata, 

 coriacea, laevissima, reti venarum perangusto subtus vix supra omnino non prominulo 

 notata, nitida, cellulis secretoriis instructa, glaberrima, epidermidis superioris cellulis 

 partim septo perpendiculari instructis; thyrsi paniculiformes, interdum fasciculati, 

 rhachi ramisque angulosis striatis glabris; flores conspicue pedicellati, 5-sepali; fructus 

 cocci (t. King) »obovato-ellipsoidei, compressi, acute muricati«. 



Rami fusci, glabri, thyrsigeri 2 mm crassi. Folia petiolo 1 — 4 cm longo adjecto 

 10 — 18 cm longa; foliola cum petiolulis gracilibus circ. 1 cm longis 8 — 13 cm longa, 

 2,5 — 4,5 cm lata. Thyrsi circ. 7 cm longi; pedicelli 3 mm longi, ad medium articulati. 

 Sepala glabra, interiora majora subciliolata. Petala (5) spathulata, intus et margine 

 villis albidis dense obsita. Stamina (8 — t. King, an sphalmate?, 5) villosa; antherae 

 parvae, glabrae. Germinis rudimentum villosum. Fructus cocci circ. 3,5 cm longi, 

 2,2 cm crassi (t. King). 



In Indiae orientalis peninsüla malaica: Griffith, Distrib. Kew. n. 1006/1! 

 (Mergui, flor.); — accedunt t. King: Curtis n. 846 (Penang); Scortechini n. 1019 

 (Perak); Ridley n. 2641 (Pahang). 



Species incertae sedis. 



Xerospermum Topengii Merrill in Philipp. Journ. Sc. XXIII. 3. (1923) 250. - 

 »Arbor circ. 10 m alta, subglabra, ramis teretibus, glabris, ramulis puberulis; foliis 

 20 ad 25 cm longis, foliolis 5, oblongo-lanceolatis, chartaceis, 10 ad 15 cm longis, 3 ad 

 4 cm latis, acuminatis, basi acutis, plerumque inaequilateralibus, supra olivaceis, 

 glabris, nitidis, subtus pallidis, subglaucescentibus, leviter pubescentibus, nervis utrin- 

 que circ. 14, subtus perspicuis, reticulis utrinque distinctis; paniculis sub fructu 10 ad 

 12 cm longis, ^ pubescentibus; floribus ignotis; fructibus ellipsoideis, 2 ad 2,5 cm 

 longis, rotundatis, in siccitate atro-castaneis, muricatis, processibus rigidis, 2,5 ad 

 3,5 mm longis, rectis vel leviter curvatis, obtusis vel truncatis, sulcatis, 0,5 ad 1 mm 

 latis, basi pyramidatis.« 



In Insula Hainan (China): »Ng Chi Leng, Mc Clure 9455, May 5,1922, on forested 

 slopes on the southern side of the mountain.« »This species was originally referred to 



