Dendrobiuiii. . ß5 



brevi-acutata. Labellum brevi-unguiculatum, basi implieatum cordatumque, ceterum 

 orbiculare, leviter concavum, discus basin versus puberulus et niargo ibique longe 

 ciliatus (unde noinen!), callus parvus, trilobus in ipsa basi. Gynostemium brevissimum. 

 — Flores 4 cm diam. odorem illi Crataegi similem exhalantes, omnia phylla fere 

 aequimagna, sepala petalaque alba, labellum medio luteum. 



Von der Provinz des tropischen Himalaya bis zu den malayischen Pro- 

 vinzen: Burmah(Lobb, Berkeley — ex Hook. 1. c.). — Siam: Flora von Koh- Chang, 

 Klong Munse (Joh. Schmidt!); China, Yunnan (Henry n. 12213!, 12213A! u. B!). 



Nota. Est forsan varietas tantum D. densiflori Lindl., gaudet tarnen characteribus quara- 

 quani paucis, tarnen adeo firmis, ut ab illa specie semper satis facile sit distinguendum. 



77. D. tortile Lindl. in Gard. Chron. (1847) 797 c. ic. xylogr. ; Bot. Magaz. 

 t. 4177; Beichb. f. in Walp. Ann. VI. 284; Veitch, Man. Dendrob. 8«; Williams, Orch. 

 i;row. Man. 7. ed. 365; Sander, Orch. Guide 76; de Puydt, Orchid. 54 c. ic; Hook. f. 

 Fl. Brit. Ind. V. 744; Grant, Orch. Burmah 12 4. — Caules fasciculati, fusiformes, 

 supra compressiusculi, ad 25 cm alti, ad 2 cm lati, supra foliati. Folia anguste oblonga, 

 obtusa, mox deeidua, ad 10 cm longa, 1 — 1,5 cm lata. Bacemi pauciflori, ex axilla 

 quadam superiore Orientes, bracteae minutissimae. Flores longe pedicellati, subnutantes, 

 pedicelli 4 — 4,5 cm longi. Sepala oblonga, obtusa, lateralia mentum brevissimum for- 

 mantia. Petala paulum latiora, ceterum aequalia, obtusa, haec omnia plus minus torta. 

 Labellum e basi euneata, convoluta dilatatum, utrinque leviter inflexum, ceterum simplex, 

 concavum, antice suborbiculare, margine ciliolatum, discus pubescens. Gynostemium 

 perbreve generis. — Flores pallide lilacini, 7 — 8 cm diam., labellum pallide citrinum, 

 lilacino-suffusum, sepala petalaque 4 cm longa, sepala 1,2 cm, petala 1,5 cm lata, 

 labellum 3 cm longum, expansum antice 3,5 cm latum. 



Var. Dartoi8ianum (De Willd.) O'Brien in Gard. Cbron. (1907) I. 198. — D. 

 Dartoisianum De Wildeman in Gard. Chron. (1906) I. 380. — Differt a typo sepalis 

 petalisque non roseolis sed flavidis v. flavido-suffusis, ceterum ut typus. 



Nord- und südwestmalayische Provinzen: Malayische Halbinsel; von Chitta- 

 gong und Burmah bis Tenasserim (Falconer!, Lobb!), Tenasserim und Andamanen 

 (Herb. Helfer n. 5050 Kew. Distrib.!). — Hinterindisch-ostasiatische Provinz: 

 Französisches Indo-China (var. Dartoisianum). 



Nota. Accedit cum ad D. primuUnumL'mdl. et Pierarclii Roxb. tum ad D.lituiflorum Lindl. 



78. D. senile Par. et Beichb. f. in Gard. Chron. (1865) 434; Beichb. f. in Xen. 

 Orch. IL 143 t. 155; Bot. Magaz. t. 5520; Veitch, Man. Dendr. 74; Williams, Orch. 

 Grow. Man. 7. ed. 361; Sander, Orch. Guide 75; Hook. f. FL Brit. Ind. V. 751; Grant, 

 Orch. Burmah 121. — Caules clavati, 5 ad 10 cm alti, 4 — 6-articulati, 2 — 3-foliati, 

 ipsi et folia dense longeque brunneo-villosa. Folia lanceolata, acuta, 5 — 8 cm longa. 

 Bacemi e caulibus foliatis uni- v. biflori, longe pedicellati, bracteae parvae, quam pedi- 

 celli 2 — 3 cm longi multo breviores. Sepala oblonga v. oblongo-Ianceolata, acuta, late- 

 ralia mentum perbreve, obtusum formantia. Petala oblonga, acuta, */ 3 latiora. Labellum 

 deltoideum v. obscure ovatum, obtusum, lobi laterales obsoleti (plicula tantum in utro- 

 que margine), totus discus dense puberulus. Gynostemium perbreve, filamentum lon- 

 gissimum lineare, androclinium superans, stelidia brevia obtusa. — Flores sulphurei 

 v. pallide aurei, labellum aureum v. aurantiacum; sepala petalaque 2,5 cm longa, petala 

 1 cm lata, labellum 2 cm longum et (expansum) 1,3 cm latum. 



Nordwestmalayische Provinz: Burmah, Tenasserim, Moulmein (Parish 

 ohne n.!). 



79. D. capillipes Beichb. f. in Gard. Chron. (1867) 997 et Xen. Orchid. II. 164 

 t. 169, fig. 4 — 6; Hook. f. Fl. Brit. Ind. V. 771; Veitcb, Man. Dendrob. 26; Williams, 

 Orch. Grow. Man. 7. ed. 329; Sander, Orch. Guide 68; Grant, Orch. Burmah 74; 

 Gard. Chron. (1902) I. 123; Bot. Magaz. t. 7639. — Caules fasciculati, fusiformes, 

 pauciarticulati, ad 15 cm alti, medio 2 cm crassi, apic§ paueifoliati, ( — 4), vaginae 

 caulium vetustiorum albidae. Foliorum laminae lanceolatae, acuminatae, 10 — 12 cm 

 longae, medio 1 — 1,5 cm latae. Bacemi ex axillis Orientes in medio caule defoliato 



A. Engler, Das Pflanzenreich. IY. (Embryopkyta siphonogama) 50. 5 



