222 SCITAJIIXE.E. 



longis § ram. latis margine dense ciliatis. Ovarinm 3-locnlare, ovrilis oo. 



ScnuJU.xN notes "Species floribui? geminatis glaniliila inter pedicellos munitis 

 alj omnibns mihi notis differt." So far as I liave observed in seveiul specimens 

 collected in Jajmn and Foi-mosa, there is no gland whatcvcr Ijetwecn the 

 geminate pedicels, bnt a minute abortive flowcr. 



Alpinia Ka-wakamii Hayata sp. uov. Caulis 1-2 m. altus. Folia lan- 

 ceolata circ. 40 cm. louga G cm. lata apice acumiuata basi louge attenuata sujjra 

 glabra subtus velutinosa raai-gine integra, ligulis oblongis 5 rara. longis aiiice 

 obtusissimis extas intusciue glabris. Sjjica IGcni. louga cinn floi"ibiis 3 cm. 

 longa densissime florata ; rhachis rccta erecta validiuscula medio 5 mm. lata 

 sericeo-villosa, pedicellis brevissimis Irara. longis, bractea nidla. Ovarium glo- 

 bosura 2 mra. in diametro villoso-tomentosum. Calyx cylindiicus siu"sum plus 

 minus dilatatits raeilio 5-G mm. latiLS 15 nim. longus extus hirsutus intus 

 glaber apice ajiertiis irregulariter lobidatus unilateraliter altc fissits. CoroIIfe 

 tubus G mra. longiis glaber apice campanulatus, lobo postico lati.ssimo obovato 

 IgCm. lougo 13 mm. lato apice fere truncato-rotundato extiis sursuraque liii^suto 

 intus glabro, lobis lateralibus angastioribits raargine plus minas convolutis. 

 Labellum oblongura 2cra. longum fere totiusqne latmu glabrum raargine crispum 

 (apice.^) liasi late cuueatura glabrnm. Staminodia 0. Staraen 1, fihiraeuto 

 C ram. longo, anthera lineari S mni. longa apice brcviter 2-lobuIata ; stylus 

 sursum itlus rainus hirsutas. Glamlul.-e 2. 



Hab. Taito : Bokasekikaku, leg. T. Kawaicami, Aprili. 1907 (No. 4917). 

 SubgeniLs III. Catimhium. 



1. Flowers densely siiicate ; spikes oblong A. macrocepluda. 



Flowers asually raceraose, paniculate or loosely spicate 2. 



2. Flowers spicate or nearly spicate, i.e. pedicels of the first order not 



longcr than 3 ram 3. 



Flowers raceraose or panicidate 4. 



3. Flowers larger ; rhachis 25 cm. loug, very stroug, 7 mm. in diame- 



ter A. uraiciisfs. 



Flowers smaller than tlie iireceding ; rliachis 15 cm. long, a little 

 more slendcr than A. tiraieiisis A. Katsutnada! . 



4. Rhachis tomentosc or densely haiiy 5. 



