- 58 — 



temio multo breviores, trianguli, obtusi, margine antico repanduli ; lobus 

 intermedius obtiisaiigule recurvus, porrectus, cainosulus, convtxus, trans- 

 verse sexangiilato-ovalis ciim dente apicali acuto recurvo, c. 0.075 cm. 

 longus, 0,25 cm. latus. Gynostemiiim erectum, cum ovario angulum obtu- 

 sum faciens, brève, crassum, dorso convexiim, truiicatum, absque anthera 

 c. 0.14 cm. longum, clinandrio alte excavato, margine leviter repandulo- 

 denticulato, auriculis latis truncatis concavis. Anthera cucullata, transversa, 

 apice in rostrnm brève latum rotundato-truncatum abrupte contracta, basi 

 quadrilobulata, thecis utroque margine dente recurvo instructis, c. 0.175 cm. 

 lata. Pollinia' 8, clavato-pyriformia. basi tenuissima et acutissima, c. 0.1cm. 

 longa. Rosteiium recurvum, subquadrangulum, rotundatum. Stigma transverse 

 sexangnlatum. Pes gynostemii cum ovario angulum acutum faciens, rectus, 

 c. '/g parte superiore obtusangule incurvus, linearis, c. 0.5 cm., cum pede 

 gynostemii bene 0.7 cm. longus. Ovarium pedicellatum curvatum, clavatum, 

 dense pubescens, c. 0.9 cm. longum. 



Sumatra : Agam, Oedjoeng Goegoek. (E. Jacobson, cuit, sub n. 64). 



An ally of E. sundaica].].S., E. kawengica Schltr., E. biglondulosa ].].S./ 

 and E. moluccana Schltr. et J. J. S., and in the structure of the flowers 

 nearest to E. sundaica. From ail thèse species it is easily distinguished by 

 its linear very thick channelled leaves. 



..Inflorescence with pale hairs. Rachis, pedicel and ovary lightyellowish 

 green. Bracts light ochraceous. Sepals and petals white. Lip lightyellowish 

 green, whitish at the base. Column wax- white; anther brownish.* (E. 



Jacobson). 



Description from materials preserved in alcohol. 



Dendrobium (sect. Desmotrichum) f 1 a b e 1 1 o i d e s J. J. S, n. sp. 



Rhizoma validum, elongatum, rèpens, ramosum, cylindricum, olivaceum 

 et plus minusve sordide fusco-suffusum, ad c. 0.95 cm. diam., internodiis 

 ad c. 1.5 cm. longis, radicibus tenuibus. Caules c. 8—13 cm. dissiti, ad- 

 scendentes, ramosi, sordide atroviolacei, valde sordide fusco-suffusi, nitidi, 

 c. 32 cm. longi; caulis primarius subteres, superne sectione transversa el- 

 lipticus. c. 12-17 cm. longus, c. 0.45—0.6 cm. diam., internodiis ad c. 

 3 cm. longis, internodio ultimo in pseudobulbum valde compressum ovato- 

 oblongum basi paulo angustatum superne sensim subcontractum cum mar- 

 ginibus parallelis late truncatum c. 6.25—7.8 cm. longum 2.3—2.9 cm. 

 latum Ifolium incrassato. Folium oblongo-lanceolatum, apice recurvulum, 

 angustatum, anguste obtusum, basi breviter contractum conduplicatumque, 

 Costa média supra sulcata subtus anguste carinata, margine recurvum, co- 

 riaceum, vix nitidulum, supra atroviride, subtus pallidius cum nervis obscu- 

 rioribus, c. 19-25 cm. longum, 5.7—7,5 cm. latum. Inflorescentiae ante 

 folium, fasciculatae, brevissimae, squamis siccis cinctae, pedunculis Ifloris, 

 flavescenti-albidis, c. 0.6 cm. longis Bractea minima, adpressa, triangula, 

 acuta. Flos in sectione niagnus, epliemerus, subflavescenti-albus, sepalig 



