

117 



" Plant up to 1 ra., perianth segments magenta outside and white inside ; 

 abundant." 



DENDROBIUM ( LATOURIA) CURVIMENTUM J. J. S., sp. nov. 



Caules (1 adest) tenuiter clavati, c. 6-nodes (absque internodiis summis foliiferis 

 brevissimis), c. 19'5 cm. longi, apice 3-folii, internodio maximo incrassato infra folia 

 c. 6-3 cm. longo. Folia erecto-patentia, ovato-elliptico-lanceolata, apicem versus 

 angustata, acuta, .basi breviter contracta, sicco rigide coriacea, c. 5-67 cm. longa, 

 1-2-1'G cm. lata. Infloresceiitice e nodis summis inter folia, folia superantes, 

 c. lo-florae, pedunculo tenui, c. 5'2 cm. longo, vaginulis c. 4 tubulosis acutis donato, 

 rhachide sicco angulata, c. 4 cm. longa. Bractece late triangulae, acute, concava?, 

 c. 0'3 cm. longae. Flores parvi, incurvi, carnosuli, glabri. Sepalum dorsale cuin 

 ovario anguluin obtusum fornians, oblongo-triangulurn, dimidio superiore angustutnin, 

 obtusum, concavum, 5-nervium, c. 0'54 cm. longurn, bene 0'3 cm. latum. Sepala 

 latcralia ad pedem gynostemii decurrentia, mentum ovario parallelum valde incurvum 

 breve crassum obtusum basi subconstrictum bene 0'3 cm. longum formantia, late oblique 

 triangula, subobtusa, basi antice in laciniarn brevem triangulam dilatata, margine 

 superiore valde rotundata fere quadrangula, concava, 5-nervia, fere 0'5 cm. longa, 

 basi 0'5 cm. lata. Petala oblique anguste oblonga, falcatula, obtusa, basi leviter 

 contracta, apice erosula, concava, 1-nervia, c. 0'46 cm. longa, 0'14 cm. lata. 

 Lalelluiii pedi gynostemii insertum, unguiculatum, 3-lobum, concavum, carnosum, 

 subexplanatum c. 0'4o cm. longum, 0'6 cm., bene explanatum 0'65 cm. latum, ungue 

 pedi gynostemii parallelo valde recurvo, canaliculato, fascia longitudinal! bicostata 

 ad basin laminae dilatata et in dentes 3 conicos exeunte instructo, dentibus lateralibus 

 membra na angusta labello adnatis, callo rotundato verruculoso ante dentem inter- 

 medium, carinula transversa utrinque ad basin lobi intennedii, lamina transversa, 

 c. 0'3 cm. longa ; lobi laterales inexplanati porrecti, paralleli, gynostemium et lobum 

 intermedium superantes, explanati lobum intermedium aequar.tes vel vix superantes, 

 late oblique ovati, rotundati, concavi ; lobus intermedius transversus, bipartitus, 

 concavus, subtus convexus et crasse carinatus, carina infra sinum in apiculum 

 crassum conicum exeunte, lobulis oblique triangulis, margine antico rotundatis, 

 obtusis, explanatis divergentibus, explanatus c. 0'14 cm. longus, 0'325 cm. latus. 

 Gynostemium a dorso compressum, in utraque stigmatis parte obtusangule dilatatum, 

 absque anthera c. 0-175 cm. longum, clinandrio concavo, margine denticulate, fila- 

 mento incurvulo, oblongo, rotundato, auriculis paulo brevioribus, obtusis, leviter 

 denticulatis. Anthera cucullata, transverse ovali-reniformis, basi rotunda to-biloba, 

 apice breviter rotundato-producta, c. 0-16 cm. lata. Pollinia 4, in corpuscula 

 2 oblique obovata supra convexa subtus plana unita, lateraliter compressa, interioni 

 qua m exteriora angustiora, c. 0'07 cm. longa. Stigma obverse triangulum, basi 

 rotundatum, apice truncatum. Pes gynostemii cum ovario angulum acutum faciens, 

 reversus, inedio fere rectangule incurvus, oblongus, obtusus, valde excavato-concavus, 

 iiifxplunatus c. 0'3o cm. longus. Orariutn valde incurvum, 6-sulcatum, c. 0'33 cm. 

 longum ; pedii-i'llus I'l cm. longus. 



Hub. Arfak Mts., Koebre ridge, forest, 8000-9000'. Fl. (green). Dec. 

 5647. 



