— 335 — 



(indique sparsim minute pilosula, foliis oblongo-ellipticis, 16 cm. 

 longis, 55 mm. latis, basi acutis apice acuminatis subcaudatis, 

 nervis utrinque c. 10, petiolo 6 mm. lougo; stipulis 8 — 10 mm. longis, 

 a basi ovata lineari-lanceolatis dense adpresse villosis; pedunculis 

 axillaribus, 4 — 6 mm. longis, 3— 8-floris; bracteis 4 mm. longis cum 

 stipulis consimilibus, pedicellis 2—5 mm. longis; calyce 3 — 4 mm. 

 longo, parce scabro-pilosulo, lobis 4—5 depresso-triangularibus; 

 corolla fere glabra. 



U. Blumeanum, Hook. f. Fl. Brit. Ind. v. 3, p. 99 (i. e. Axanthes Blu- 

 meana, Wight in Gale. Journ, Nat. Hist. v. 7 [1847], p. 145) paullo 

 differt ramulis minus ligneis, foliis minoribus, nervis minus numerosis. 



Jungle near Klong Son, alt 1000 ft.; a shrub with white flowers (n. 664). 



Plectronia Lam. 



27. P. didyina (Roxb.) Kurz For. Fl. Brit. Burma II, 35. — 

 Canthium didymum Roxb. FL ind. I, 535; Hook. f. Fl. Brit. Ind. 



III, 132. Vanguiera spirostylis et V.lucidula Miq. Fl. Ind. Gat. II, 250 

 et Suppl. 544. (Partly determined by G. B. Clarke). 



Klong Prao, on rocks in the jungle; Klong Munsé; a shrub or a small tre. 



Area: It is the most common species of the genus in East Asia. On the 

 Western Peninsula it is found from the Goncan southward, on the island of 

 Ceylon it is very common; on the Malayan Peninsula it is widely distributed 

 and is also found in the Malayan Archipelago and South China. 



28. P. siamensis K. Sch. n. sp. 



Rami graciles stricti teretes superne complanati novelli ipsi 

 glabri. Folia ad 1 cm. longe petiolata oblonga breviter acumi- 

 nata basi acuta utrinque glabra coriacea subtus in axillis nervorum 

 maximorum domatiato- perforata ad 10 cm. longa et 5 cm. lata; 

 stipulae 3 mm. longae ovato-triangulares caducae. Cymae axillares 

 ad 3 cm. longae vix 5 mm. longe pedunculatae vulgo dichotomae, 

 rami cinisimes ad 12 flores referentes, glabrae. Flores pentameri 

 3 mm. longe pedicellati. Ovarium turbin atum giabrum. Calyx 

 breviter dentatus. Corolla 3 cm. longa alte divisa infra lobos con- 

 tracta. Drupa globosa 1,8 cm. diametro canunc. 



The species is distinguished from all known to me by the poorly 

 branched cymes. 



Jungle near Lem Dan. A small tree (n. 622). 



29. P. glabra Kurz Forest Fl. Burma v. 2, p. 35, in Journ. Asiat. 

 Soc. Beng. v. 46, pars 2 [1877], p. 153 (det. G. B. Clarke). 



Canthium giabrum Blume Bijdr. [1826], p. 967; DC. Prodr. v. 4, 

 p. 474; Miq. Fl. Ind. Bat. v. 2, p. 254, in Ann. Mas. Lugd. Bat. v. 4, 

 p. 251; Hook. f. Fl. Brit. Ind. v. 3, p. 133. 



Botanisk Tidsskrift. 24. Bind. 22 



