] 22 ^I^T, 19. — B. HAY ATA : 



List PL Forinos. p. 51 ; Hayata, Comp. Forinos, p. 7 ; Matsum. et Hayata, 

 Enum. PL Formes, p. 202. 



Hab. Taito : Bokiisekikaku, leg. T. Kawakami et U. Mori, Dec. 

 1906, (No. 1831). 



DisTRiB. Generally spread over all the warm regions, though 

 often existing only as a colonist. Perhaps, an American origin. 



Eupatoviinu Linn. 



Eupatorium formosanum Hayata, sp. nov. Herbse basi siiffru- 

 ticosse prseter inflorescentiam subsimplices villoso-piibescentes. 

 Folia opposita tri-partita, segmentis lateralibus siibsessilibus lan- 

 ceolatis basi obliqiiis vel latere inferiore ad petiolum decurrentibns 

 segmentis terminalibus lanceolatis breve petiohilatis iis lateralibus 

 longioribus, apice acuminata basi acuta serrulata supra scabra 

 subtus pallidiora pubescentia ad costas venulasque villosa, petiolis 

 villoso-pubescentibus segmento terminali 2-plo brevioribus. Capitu- 

 lum parvulum 7 mm. longum corymbosum 4-5-florum. Involucrum 

 oblongo-campanulatmn, bracteis 3-seriatis imbricatis scariosis, 

 intimis oblongo-angustis 5 mm. longis, exterioribus gradatim minori- 

 bus, extimis parvissimis ovatis IJ mm. longis. Eeceptaculum 

 parvum convexum foveolatum. Corolla? tubulata) 4 mm. longa^, 

 tubis tenuibus limbis parum ampliatis tubo 2-plo brevioribus 

 breviter 5-dentatis, dentibus triangularibus marginatis. Anthera? 

 appendiculatse basi obtusse integral. Styli basi disco dentato an- 

 nulari coronati, ramis elongatis obtusis. Acha^nia 5-angulata apice 

 trimcata basi attenuata 2 mm. longa ; pappi setae l-seriata3 rigidula? 

 scabrse 3J mm. longa?. 



Hab. in monte Morrison, ad 7000 ped. alt., leg. T. Kawakami 

 etU. Mori, Oct. 1906, (No. 1961) ; Arizan in montibus Morrison, leg. 



