138 OnCHIDE.T:. 



tracta. Labellum cum mentum articulatum ovatuni 24- mm. longuni 2 mm. 

 latum, plus minus medio plicatum apice cuspidato-acutum, basi valde con- 

 tractum, trinervium, prope basin discis linearibus 4 instinctual. Columns 

 2|- mm. longa 1 mm. lata, (clinandrium trancatum), basi in pedem 2 A- mm. 

 longuni producta. Polliiiia 8. 



HAB. Koshun, Hieranzan, leg. T. KAWAKAMI et 8. SASAKI, 1911, Feb. 



Near Eria formosana ROLFE, (Kew Bull. (1896) p. 194), of which I made 

 a rough sketch, when I was at Kew. As the original description of the 

 species is not here accessible, it is quite doubtful whether it is different from 

 our plant or not. 



Eria nudicaulis HAYATA sp. nov. Caulis crassus, cylindrico-teres, 

 25 cm. longus, 1 cm. in diametro sectionis, basi 1-2 squamatus, (squamis 

 brevissimis late ovatis apice rotundatis 1 cm. longis), basi radices 

 emittens, (radicibus molle tomentosis), a basi sursum remote squamatus, 

 (squamis tenuissimis hyalinis apice triangularibus obtusis dernum evanescen- 

 tibus,) nodis lion conspicuis, internodiis 3-5 cm. longis, apice pauce foliatis. 

 Folia crassa, elongato-oblonga, 1 5 cm. longa 3-4 cm. lata, apice obtusa, plus 

 minus plicata, basi attenuata, ima plus minus dilatata, cum vaginis folioram 

 articulata, venis utroque 4-5, (in exsiccato prominentibus), inter venas 

 multivenulosa, vaginis folioram brevioribus 1 cm. longis. Spicse axillares 10- 

 20 cm. longse a basi usque ad apicem florifera), glabrre, bracteis ovatis 4 mm. 

 longis acutis 2.1 mm. latis, pedicellis (cum ovario) 5 mm. longis. Sepala sub- 

 sequalia lanceolata 7-nervia, 7 mm. longa 2.5 mm. lata, glabra, posticum 

 liberum, lateralia obliqua basi ad pedem columns adnata mentum formantia, 

 basi H mm. lata apice obtusa vel acuto-obtusa l>asi leviter contracta. 

 Petala lanceolata 3-nervia quam sepalo postico breviora, 6 mm. louga 24- mm. 

 lata apice acuminato -obtusa basi leviter contracta. Labellum triaugulari- 

 ovatum vel rhomboideo-ovatum apice acutum, basi abrupte coutractum cum 

 pede columnse articulatum, 3 mm. longum, 2 mm. latum, apice 3-nervium, 

 utroque latere discis unis linearibus arcuatis crassis instructum. Columna 

 brevis 1| mm. longa 1 mm. lata, obovata, apice dilatata, basi contracta, in 

 pedem 14 mm. longum angustatum ^ mm. latum producta. Anthera distincte 

 2-locularis, loculis imperfecte 4-locellatis. Pollinia 8 ? 



