RANUNCULACEJE. 



Thalictrum sessile HAYATA sp. nov. (Fig. 2.) Herba 60cm. alta, 

 caulis glaber in exsiccato pluri-sulcatus supra medium furcatim ramosus. 

 Folia radicalia non visa, caulina rotundato-triangularia, 15 cm. longa, (petiolis 

 communibus 4 cm. longis, basi dilatatis caulem semiamplectantibus), ternatim 

 pinnata, pinnis lateralibus 8 cm. longis rursus pinnatis, pinnulis ultimis 

 oboTato-rotundatis 22 mm. longis totiusque latis apice 5-lobatis basi late 

 cuneatis, lobis oblongis apice rotundatis, mediis majoribus, subtus palli- 

 dioribus, pinnulis lateralibus minoribus obliquis oppositis petiolulis ultimis 



latelaribus 5 mm. longis, iis terminalibus 15 mm. 

 longis. Flores versus apicem ramorum cymose 

 laxe dispositi, pedicellis ultimis 1 cm. longis. 

 Flores apertientes non visi. Receptaculum fruc- 

 tiferum clavato-globosum J mm. in diametro. 

 Staminae filamenta apice dilatata, claviformia, 

 antheris oblongis -f mm. longis ^ mm. latis apice 

 apiculatis. Carpella matura sessilia ellipsoidea, 

 fusiformia, complanata,, 8-costata, 3 mm. 

 longa, 1 mm. lata, basi contracta, apice subito 

 attenuata, ad stylum persistentem apice recurvun 

 l mm. longum abeuntia. 



HAB. Mt. Morrison, leg. U. MORI, Dec. 

 1 1909; Tohozan, leg. S. SASAKI, Oct. 1909. 



2. Near T. actofdium S. et Z., but differs 



TiMiidrum sessile HAYATA. from it in having deeply lobed leaflets with 



1, a premature carpel ; 2, mature 

 carpels ; 3, one of the same. 

 All figures magnified. 



acute or truncate obes but not obcordate ones 

 as is the case with the congener. 



Anemone LINN. 



Anemone stolonifera MAXIM. Mel. Biol. IX. p. 605 ; MA'TSUM. Ind. 

 PI. Jap. II.-2, p. 105 ; NAKAI Fl. Koreana II. p. 429. 

 HAB. Montibus centralibus, leg. U. MORI, 1912. 

 DISTRIB. Mountains of Japan ; Corea : Quelpsert. 



