MATERIALS FOR A FLORA OF FORMOSA. 281 
24 mm. longis 14 mm. latis apice ciliatis. Flores ad receptaculum 
sessiles vel brevissime pedicellati, infra perianthium  articulati. 
Perianthium 4-partitum, segmentis obovatis, hyalinis apice viride 
coloratis infra apicem calloso-apiculatis, 2 mm. longis, 1 mm. latis. 
Stamina 4, segmentis perianthii opposita, filamentis expansis, (in ala- 
bastro inflexis), antheris albis oblongis 1 mm. longis. Rudimentum 
ovarii O. 
Has. Randaizan, leg. B. Hayata et U. Mort, Aug. 1908. 
Very near Pellionia radicans, from which the present plant is 
distinguishable by obovate leaves with a nearly truncate and 3- 
lobulate apex. 
Behmeria Jaca. 
Behmeria spicata Tuuns. var. duploserrata ('. H. Wricur in 
Forges et Hemost. Ind. Fl. Sin. II. p. 488. 
Has. Nanto: Nankokei, leg. T. Kawaxamr et U. Mort, (No. 
3389), 1908, Juli. 
Distris. Chekiang. 
Behmeria formosana Hayata sp. nov. Caules graciles tetra- 
goni in sectione, (angulis obtusis), sulcati, glabri, fuscentes. Folia 
opposita vel subalterna, petiolata, stipulata, oblongo-ovata, 9 em. 
longa, 44 cm. lata, apice acuta, vel acuminata, basi obtusa vel 
rotundata, trinervia, utrinque scaberula, venulis reticulatis impressis, 
margine serrata, (serris acutis ascendentibus), ima basi integra, 
petiolis gracilibus 2-3 cm. longis, stipulis acuminatis 1-nerviis 6 mm. 
longis, basi 14 mm. latis. Spice monecie, axillares, solitariz, 
8-9 cm. longze, sursum flores masculinos deorsum flores foemineos 
gerentes, floribus ad nodos rhachis spice glomerulatis. Fl. 
