ORCHIDE^. 135 



It flowered in April, this year, in the green house. It is near C. btwiracema 

 HAYATA, but differs from it in having oblong sepals and much shorter 

 Ial>ellum. 



Cremastra triloba HAYATA sp. nov. Herba teiTestris, rhizomate 

 erecto tuberu-o ovoideo-globoso, l|cm. longo, basi totiusque lato, apice 

 acuto, basi latissimo, 2-3 nodoso, ad nodos vaginato, (vaginis defectis), ad 

 apicem folium ununi gereute, ad nodos juxta apicem scapum unum gereute. 

 Folia solitaria longe petiolata, basi petiolum 1 (vel 2?) vagiuis instructa, 

 (vaginis petiolum in longitudine superautibus apice plus minus dilatatis ob- 

 tusis), petiolis 10-12 cm. longis dimidium laminae in longitudine sequantibu>, 

 subteretibus, tubulosis, laminis cum petiolum aiticulatis, elliptico-laiiceolatis, 

 30cm. longis, 5 cm. latis, apice acutis, basi attenuatis linearibus, (partibu* 

 linearibus 6-7 cm. longis 3 mm. latis plicatis, petiolis urticulato-continuiis) 

 membranaceis, venis elevatis subplicatis. Scapi solitarii, 30-40 cm. alta, 

 teretes, 5 mm. in sectionis diametro, basi 2-nodosi, internodiis inferioribus 

 4 cm. longis, superioribus 10 cm. lougis, ad nodos vaginatis, (vaginis tubulosLs, 

 5-6 cm. longis, apice acutis vel obtusis,) partibus florigeris ] 0-15 cm. longis, 

 racemosis. Flores ascendento-pateutes, vel erecto-patentes, pltLs minus 

 secundi, 3 cm. longi, segmentis conniveiitil us apice vix patentibus, pedicellis 

 (cum ovariis) 13 mm. longis, bracteis lauceolatis 8 mm. lougis. Sepala sub- 

 aequalia conniventia, liiieari-oblanceolata, apice acuta, basi attenuata, posticum 

 33 mm. longum 4 mm. latum, basi non oontractum, lateralia plus minus ob- 

 liqua. Petala augastiora lineari-<:)blanceolata, breviora quam sejmlis, 30 mm. 

 longa, 3 mm. lata, apice acuta, basi atteuuata. Labellum linear, sepalum 

 posticum in longitudine aequans, 33 mm. longum, versus apicem 3-lobatum, 

 (lobo medio oblongo, 8 mm. longo 3^ mm. lato, apice obtuso vel rotundato 

 basi non contracto, lobis lateralibus angulo 4O 3 divaricatis lanceolato- 

 triangularibus basi latere inferiore auricubitis plicatis 4 mm. longis apice 

 obtusis vel acutis), basi lobi medii 1-appendiculatum, appendiculis liguliformi- 

 bas liberis crassiasculis minute-tubercuktis, margine a lobis lateralibus usque 

 ad basin plicato-inflexum, basi leviter ventricosum. Columna linearis 23 mm. 

 longa, labello brevior, exalata, apice dilatata, partibus dilatatis ol)triangulari- 

 bus, 3-4 mm. latis, rostellum Latissimum. PoUinia 4. 



