LAIUAT.K. 



Lophauthiis Bentii. 



Lophanthus formosanus IJayata »]>. wow —Lopltanthus rugosus Hayata 

 (icii. Ind. ]i. ^V). (uou Fiscii. et Mky.) Herba basi sTifFrnticosa circ. 60 cm. longa 

 erecta recta tetragona '3-4 mm. lata glabra. Folia ()])])osita tenuiter mem- 

 branacea ovato-triangularia 7-9 cm. longa 4-47} cm. lata apice acuminata basi 

 latc truncata vel leviter cordata marginc ])rieter basin acumenque crenato- 

 dentata. dentibus obtusissimis vel seini-rotundatis asccndentibus, supra glabra 

 subtus tenuiter hirsuta imj)resso-punctata, sul)tus ])alli(b'ora, petiolis 2-3 cm. 

 loiigis. Kacemi terminales cylindrici, verticillastris a. sc ]-2cm. remotis sur- 

 sum ])his aj^proximatis, pedunculis racemorum .'}-4cni. longis, verticillastris 

 sessiUbus vel peduncuUitis .j-10-fioratis, pedicelHs ^-1 mm. h)ngis glabris. Calyx 

 tubuh)SO-cami)anulatus tcnuiter hirsutus vel glaber 7 inm. h)ngus 3 mm. hitus 

 1 ."3-iicrvatus apice 5-lobatus, lobis oblongo-trianguhiribus 3mm. longis 1-| mm. latis 

 apice acuminatis secus marginem et medium costatis })asi haud contractis in- 

 tus glabris. Corolla tubuh)sa sursum 7 nun. h)Uga 2-.*} nnu. lata apice breviter 

 extus brevissime hirsuta 2-labiata, hibro su])eriore hite rotundato 2 mm. lato 1 

 mm. longo a]3ice 2-lobato, lobis ^ mm. h)ngis, labro inferiore latissimo 3-loba- 

 to, h)bo mcdio latissimc njtimchito 3 mm. hato l^ mm. h)ngo apice rotundato 

 \cl tcnuitcr emarginato basi contracto, lobis hiteralibus minutis late rotundatis 

 ^ mm. longis. Stamina 4 didynama, anterioril)us h^ngioribus, erecta suj^ra 

 labrum superius exserta, antheris glabris oblongis, loculis parallelis, lihxmentis 

 glabris, stylo validiuscido apice breviter 2-ti(hi, ramis sub-.e([uiIongis. Ovariuin 

 4-])artitum, partibus obovoideis apice liirsutis vcl ])ilis fasciculatis instructis. 

 Discus sub ovario annuhiris | mm, altus anteriore elevatus. 



Hab. Suisha, Shushiigai, leg. C. Owataki, Jau. 1898. 



Differs from L. rugosus, by the mucli longer calyx and corolhi. Accor(Ung 

 to Bkiquet (iu Pflanzenfamilicn IV-3 a, ]>. 233), Agastackc is separated froni 

 Lophanthus by the position of stamens. In the former, the posterior stamens 

 are descending, while the aiitcrior ones are asccnding ; in the latter genus, tht^ 

 l)osterior stamens are ascending, while the aiiterior ones more or less straight- 

 imtent. In my opinion, ho\ve\er, these difierences in the position of stamcns 

 are not to be regarded as a sufficient charactcr by ■wliich the two genera may 



