51. WTXASTOMACE^. 23 



Hab. Mt. Morrison. 



Near 0. aspera Blume, Imt differs from it in having shorter spherical 

 capsules and much more scabrous leaves. 



2. Melastoma Burm. 



Melastoma candidum Don; Matsum. et Hayata Enum. PI. Formns. 

 p. 146. 



Hab. Pachina, Kusshaku, Shintengai, Maruyama, Senton, Tarasui, South 

 Cape, Koshiin, Kusutusu, and every where in the islands. 



DiSTEiB. Loo-choo, Hongkong, China. 



3. Barthea Hook. f. 



Barthea formosana Hayata F1. Mont. Formos. p. 97. Shrub scandent 

 branched, branches very slender glabrous or in very young ones glanduloso- 

 lepidote under microscope. Leaves shortly petioled, petioles 10-times shorter 

 than the blades, blade subcoriaceous, young ones membranaceous, oblong, nearly 

 10 cm. long 3 cm. broad, obliquely caudato-acuminate at the apex, (tails linear), 

 acute and equal at the base, margin subentire or remotely obscurely 

 serrulate, 3-5-nerved, above under lense minutely sparingly setulose, beneath 

 pallid, veins prominent, under microscope minutely and densely lepidote. 

 Flowers terminal at the apex of the branches, 1-3-congested, larger, patent, 3 

 cm. in diameter, shortly pedicelled, pedicels 3-4 mm. long, minutely lepidote. 

 Calyx-tube very glabrous obpyramidal or campanulate 9 mm. long, tetragonal 

 limb dilate 4-lobed, lobes shorter triangular setoso-carinato-acuminate at the 

 apex. Petals 4, ample, obliquely obovate 18 mm. long, 16 mm. broad, 

 roundly apiculate at the apex, quite glabrous, margin under lense ciliato- 

 serrulate. Stamens 8, very unequal, larger, anthers lineari-elongate obtuse, 

 1-porose, incurved, connectives base forward long 2-setosed (setss 2-fid), 

 backward produced to a thick ascendent spur ; smaller anthers short oblong 

 recurved, connectives base forward 2-setosed (setse simple), backward shortly 

 spurred. Ovary adnate to the calyx, (4-canaliculate between overy and calyx) 

 4-celled, slightly produced on the top ; style filiform, decHnate, 2-times 

 larger than the ovary, stigma point-shaped. Capsules oblong-globose, sub- 



