58 J. J. SMITH. ORCIIIDACEAE. 



die zwischen Nagel und Flatte eingeschniirt, dort mit einem Querplàttchen und beiderseits 

 am Rande mit einem kurzen Zahn versehen ist, einen guten Unterschicd. 



Die Blùten sind violett, die Lippe orange. 



Es liegen nur Stengelstiicke vor. 



Sect. Calyptrochilus. 



Dendrobiura Bauerlenii F. v. Muell. et Krzl. in Ôsterr. Bot. Zeitschr. XLIV (1894), 163; in 

 Pflanzenr. Heft 45 (19 10), 128, Fig. 7 D — F. 



Tab. XVI, 46. 



Caules approximati, elongati, teretes, inferne attenuati, adulti superne costati et saepe 

 ramosi, nitide virides, deinde sordide atrofusci, c. 60 cm. longi vel plus, internodiis superne 

 dccresccntibus c. 3.5 — 1.5 cm. longis 0.17 — 0.5 cm. diam. Folia subpatentissima vel patentia, 

 linearia ad lanceolata, brevissime acuminata vel acuta, mucronata, basi semitorta, superne 

 minutissime denticulata, costa média supra sulcata subtus prominente, submembranacea, viridia, 

 .subtus dense pallide punctata, c. 13.5 — 4.7 cm. longa, 0.6 — 0.85 cm. lata; vaginae internodia 

 aequantes, tubulosae, sectione transversa ellipticae, longitudinaliter costatae et praesertim in 

 costis verruculosae, furfuraceo-punctatae. Inflorescentiae ad nodos caulium defoliatorum, brevis- 

 sime racemosae, c. 13 — 20-florae, c. 1.3 — 2 cm. longae, rachide sordide viridi. Bracteae 

 adpressae, triangulae, acutae, purpurascentes, c. o. 175 cm. longae. Flores médiocres, purpureo- 

 rosei, purpureo-striati, c. 0.95 cm. lati, ad 2.9 cm. longi. Sepalum dorsale parvum, late ovatum, 

 brève acutatum, acutiusculum, convexum, 5-nervium, viridi-apiculatum, c. 0.65 cm. longum, 

 0.5 cm. latum. Sepala lateralia longe ad pedem gynostemii decurrentia, mentum magnum 

 pro flore amplum deorum spectans conicum inferne lateraliter compressum superne subcylin- 

 dricum obtusum dorso obtuse subcarinatum c. 2.1 cm. longum formantia, mafginibus anticis 

 longitudinc c. 1.15 cm. connata, subparallela, toto ambitu latissime oblique triangula, obtusissima, 

 vix obtuse viridi-apiculata, c. 0.7 cm. longa, basi 2.35 cm. lata, ab apice usque ad apicem 

 menti c. 2.75 cm. metientia. Petala subparallela, obovata, obtusa, superne erosula, basi 3-nervia, 

 c. 0.67 cm. longa, 0.37 cm. lata. Labellum pedi gynostemium parallelum erectum, eo inferne 

 longitudine c. 0.4 cm. in formam calcaris nectariflui adnatum, simplex, spathulatum, leviter 

 sigmoideum, valde concavum, margine apicali rotundato-cucullato-incurvum intcgrum vel bilobum 

 et fimbriatulum, medio ad basin laminae appendice reversa adnata oblongo-triangula obtusa 

 concava et costa longitudinali superne evanescente ornatum, carnosum, marginibus tenuius, 

 inferne nitidum, pallide purpureo-roseum, apice purpureo-striatum, inexpansum c. 2.3 cm. longum, 

 0.45 cm. latum, ungue c. 0.95 cm. longo, lamina expansa ambitu obovata c. 1.2 cm. longa 

 0.87 cm. lata. Gynostemium brève, latum, a dorso compressum, recurvum, margine utrinque 

 incurvum, album, purpureo-tinctum, c. 0.25 cm. longum, filamento subulato, auriculis oblique 

 triangulis falcatulis antheram aequantibus. Anthera cucullata, suborbicularis, apice truncata 

 puberula, alba, purpureo-suffusa, c. 0.24 cm. lata. Pollinia 4, oblonga, atroviridia, in corpusculum 

 obovatum supra convexum subtus concavum c. 0. 15 cm. latum unita. Rostcllum dente reverso 

 triangulo acuto instructum. Stigma latum. Pes gynostemii reversus, elongatus, leviter sigmoideus, 

 linearis, apice excavatione anguste oblonga apicem versus leviter dilatata instructus, pallide 



