J. J. SMITH. ORCHIDACIÎAE. 56 1 



ovato-oblongum, c. 0.95 cm. longum, 0.575 cm. latiim; lobi latérales erccti, concavi, flavcs- 

 centes, basiii versus albescentes, intus plus minus seriatim atropurpureo-verrucosi, apicc libero 

 brevi obtuso vel acuto erosulo; lobus intermedius recurvus, ovatus, obtusus, conico-apiculatus, 

 conve.Kus, crenatus, intus transverse rugulosus, carnosus, basi aurantiacus, ceterum (lavescens, 

 atropurpureo-marginatus, niedio parcissime atropurpureo-puncticulatus, subtus stria longitudinal! 

 pallida excepta atropurpureus, c. 0.45 cm. longus, 0.375 cm. latus. Gynostemium conicum, 

 lateraliter compressum, album, c. 0.4 cm. longum, auriculis latis rotundato-truncatis concavis. 

 Anthera cucuUata, dorso bilobula, apicc truncata, alba, c. 0.16 cm. longa. Pollinia 4, oblonga, 

 lateraliter compressa, alba, c. 0.13 cm. longa. Pes gynostemii cum ovario angulum obtusum 

 formans, incurvis, oblongus, apicem versus angustatus, concavus, albus, basi vi.x violaceo-punc- 

 ticulatus, apice excavatione longitudinali oblonga dilute aurantiaca praeditus, c. 0.45 cm. longus. 

 Ovarium crassum, obconicum, 6-sulcatum, flavescenti-album, c. 0.65 cm. longum. 



Niederl. Neu-Guinea: Am oberen Eilanden-Fluss (B. Branderhorst 1910, leb. Pfl., kult. in Hort. 

 Bog. unter n. 289 B.). 



Nahe verwandt mit D. longicaiile J. J. S., jcdoch verschieden durch breitere Sepalen 

 und Petalen, grôssere Seitenlappen der Lippe und das Fehlen des Haarpolsters auf dcm 



Mittellappen. 



- Dendrobium Horstii J. J. S. in le. bog. III (1906) 23, t. CCX; Krzl. in Pflanzenr. Heft. 45, 182. 



Niederl. Neu-Guinea: Am oberen Digul (B. Branderhorst 1909, leb. Ptl., kult. in Hort. Bog. 

 unter n. 73 B.). 



Das von Hcrrn Dr. BRANDERHORST gesammelte Exemplar besitzt schone, orange- 

 gelbe Bluten. 



Die Art wird von KrâNZLIN 1. c. mit Unrecht in die Vervvandtschaft des D. connatiim 

 Lndl., D. iiietachilinuni Rchb. f. u. s. \v. gestellt. 



^ Dendrobinm Branderhorstii J. J. S. in Bull. Dép. Agric. Ind. ncerl. n. XXXIX (1910), 8; Krzl. in 



Pflanzenr. Heft 45, 360. 



Tab. XCID. 

 Rhizoma abbreviatum. Caules erecti, compressi, sectione transversa elliptici, apicem 

 versus leviter dilatati, nitide virides, c. 45 cm. longi, inferne c. 0.23- 0.275 cm. superne 

 0.45 — 0.575 cm. lati, internodiis c. i — 2. S cm. longis. Folia patcntia, anguste lineari-lanceolata, 

 apicem versus sensim angustata, valde inaequaliter 2-dentata, margine rccurva, supra impresse 

 punctata, costa média supra sulcata subtus prominente, coriacea, supra nitide viridia subtus 

 opaca et in utraque parte costae mediae striis 3-obscurioribus notata, c. 18.5 — -20 cm. longa, 

 I — 2.1 cm. lata; vaginae internodia multo superantes tubulosae sectione ellipticae, lamina 

 oppositae dente triangulo instructae, striatae atrofusce punctatae, superiores c. 0.53 — 0.6 cm. 

 latae. Inflorescentiae vaginas dorso perforantes, brevissimae 2-florae, basi squamis membranaceis 

 lateraliter compressis cinctae, pedunculo albo c. 0.45 — 0.5 cm. longo. Flores médiocres, crasse 

 carnosi, pallide citrini, ephemeri. Sepalum dorsale oblongum, obtusum, valde concavum, dorso 

 minute squamuloso-punctatum, c. 2.2 cm. longum, i cm. latum. Sepala lateralia cum pcde 

 columnae mentum valde incurvum brevissimum latissimum dorso convexum apice cxcavatum 

 formantia, oblique oblongo-triangula, obtusiùscula, basi rotundata, valde concava e.xtus obtus- 

 angula, c. 2.2 cm. longa, i cm. lata. Petala oblique spathulato-rhombea, obtusa, valde concava 

 Nova Glinea. VIII. Botanique. 72 



