142 ART. 1. — B. HAYATA : 



T/iysa^tospeyniurn Champ. 



Thysanosperm urn diffusum Champ.; Walp. Ann. V. p. 118; 

 Benth. Fl. Hongk. p. 14G ; Fokbes et Hemsl. Ind. Fl. Sin. I. p. 371 ; 

 Matsibi. et Hayata Enum. PL Formos. p. 182. 



Hab. Formosa in Herb. Taihokn- Museum. 



DisTEiB. Kiangsu, Hongkong, Loo-clioo islands. 



This species is represented in the Museum of Taihoku. It 

 is not yet represented from the island in the Herbarium at Tokyo. 



Hedyotis Linn. 



Hedyotis nantœnsis Hayata sp. nov. Herba basi suffrutescens, 

 ut videtur scandons, vel volubilis, viridissimi, ramis angulatis, 

 plus minus scabriuscuhs vel Isevibus, internodiis 6-7 cm. longis. 

 Foha oblonga, oblongo-lanceolata, mutabiha in magnitudine, 

 5-10 cm. longa, 2-3J cm. lata, apice acuta, vel acuminata, basi 

 acuta, subito attenuata ad petiolum abeuntia, intégra, chartaceo- 

 membranacea, pinninervia, venis lateralibus 5-6, basilaribus cum 

 marginibus parallelis, caeterum ascendentibus angulo acuto 

 divergentibus, sursum recurvatis, supra impressis subtus tenui- 

 ter prominentibus, supra viridissima subtus paUidiora, utraque 

 pagine glabra, sed plus minus scabriuscula, petiolis 5 mm. longis, 

 stipulis interpetiolaribus membranaceis, aristato-4-dentatis, sini- 

 bus inter dentés truncatis. Flores paiiiculato-cymosi, cymis termi- 

 nahbus, vel axillaribus, ramosis, floribus ad apicem ramulorum 

 umbellatim 10-30 fasciculatis, bracteis lanceolatis, pedicellis 2 mm. 

 longis. Calycis tubus campanulatus, IJ mm. longus, lobis 4, line- 

 aribus 2 mm. longis J mm. latis, recurvis, sinibus inter lobos trun- 



