28 ART, I.—B. HAYATA: 
pinnata, cum petiolis 8 cm. longa, glabra, in circumscriptione 
ovata, petiolis 4 em. longis basi gradatim dilatatis, plus minus 
incrassatis, pinnis remotis cum petiolulis 2 cm. longis, 1 em. latis, 
pinnulis obovatis, 3-lobatis vel-lobulatis, sessilibus, lobulis obscure 
mucronatis. Folia caulina iis radicalibus conformia. Racemi 
5-8 em. longi, bracteati, densiuscule florati, bracteis obovatis 
obtusis 5 mm. longis 24 mm. latis, pedicellis 6 mm. longis. 
Sepala 2, minuta, caducissima, oblique rotundata 14mm. in 
diametro, erregulariter dentata, basi rotundata, peltatim vel 
cordatim affixa. Petala 4, exteriora altero basi calcarato, cum 
ealcare 18 mm. longo 5 mm. lato erecto vel levitcr recurvato apice 
truncato breyissime calloso-mucronato marginato, prope apicem 
leviter concavo-excavato, altero angustato 13 mm. longo, 3 mm. 
lato, apice truncato et carnoso mucronato prope apicem giboso, 
interiora angusta longe unguiculata, cum unguibus 13’ mm. longa, 
unguibus 7 mm. longis, laminis angustatis obliquis basi leviter 
auriculatis 7 mm. longis, 24 mm. latis, apice truncatis carnoso- 
mucronatis, dorso carinatis, carinis apice leviter productis, 14 mm. 
latis. Filamenta 12 mm. longa 2 mm. lata, complanata versum 
apicem angustata. 
Has. Taito: Daironkésha, leg. T. Kawakami, et U. Mort. 
Argemone LINN. 
Argemone mexicana Linn.; Roxs. “FI. Ind. IL. p.571;”’ Hoox. 
f. et Toms. in Hoox. f. Fl. Brit. Ind. I. p. 117. 
, Has. Taito: Hinaro, leg. T. Kawakami et Z. Kosayasui, 
Juni. 1906, (No. 1558). 
Distris. An American plant; naturalized in Formosa. 
Opsery. An armed plant; leaves sessile, oblong, 10 cm. long, 
5 cm. broad, dentately incised, aristate on the margin, costs, 
