SCITAMINE.E. 223 



<** 



Rhacliis glabrous or very slightly hairy 7. 



5. Anther-cells at the middle of the connectives A. mcsanthera. 



Anther-cells at the margin of the connectives ,6. 



6. Leaves glabrous at the margin A. formosana. 



Leaves densely villose at the margin A. speciosa. 



7. Staminodes subulate, hirsute, 2 mm . long, A. koslmnensis. 



Staminodes none A. fluvitialis. 



Alpinia macrocephala HAYATA sp. uov. Caulis 1-2 in. altus. Ligiila 

 oblonga obtusa extus hirsuta, lamina folii sessili lineari-lanceolata circ. 80 cm. 

 longa 11 cm. lata apice acuta vel acuminata basi attenuata margine integra ad 

 marginem leviter denseque hirsuta supra giabra subtus prater costas sparse 

 villosas giabra. Spica? leviter punicescentes vel purpurasceutes fere sessiles vel 

 pedunculate erecta? ellipsoideae 9cm. longa? 6cm. lata? apice obtusissima? densis- 

 sime flora tie ; rhachibus peduuculisque dense villosis ; "brae tea) sub spica singula 

 (liia? spicam amplectantes spathseformes oblonga? apice longe caudata? caudis 

 exceptis 10cm. longa? 5 cm. lata? intus glabraa extus praesertim prope marginem 

 et apice tenuiter villosas ad marginem dense villosa), caudis linearibus 2cm. 

 longis 2mm. latis; bractese sub flore unico singulse oblonga? 32mm. longaa 20 mm. 

 lata? apice acuta? breve aristato-acuminatae utraque pagine giabra? alabastrum 

 floris singulum amplectantes. Flores sessiles. Ovarium globosum 9^ mm. Ion- 

 gum et latimi dense villosum. Calyx late cylindricus 15mm. longus 7-8 mm. 

 latus basi extus hirsutus apice 2-lobatus latere uno ab apice usque ad supra 

 medium fissus intus glaber. Corolla? tubus 13 mm. longus medio 2 mm. latus 

 glaber, lobis 3, lobo postico obovato apice concavo 18 min. longo 15 mm. lato, 

 lobis lateralibus angustioribus 22 mm. longis 6 mm. latis apice obtusis obovato- 

 linearibus. Labellum. sub-rotundatum 2 cm. longum totiusque latum margine 

 crispatum basi late cuneato-contractum. Stamen 1, filamento vittasformi 7 mm. 

 longo 2 mm. lato, anthera 8 mm. longa exteriore recurva apice 2-lobata. Stami- 

 nodia obsoleta. Stylus filiformis apice ad stigma sparse ciliolatus. Fructus atro- 

 coccineus fusiformi-giobosus l^cm. longus 1 cm. latus 6-spermus. Semina poly- 

 gona 5 mm. longa totiusque lata arillis membranaceis albicautibus obtecta. 



HAS. Mt. Arisan : inter Funkiko et Toroyen, leg. B. HAYATA et S. SASAKI, 

 Jan. 1912 (fl.) ; ibidem, leg. B. HAYATA et TAKEO ITO, Mart. 1914, (fr.). 



