328 Fr. Kränzlin. — Orchidaceae-Monandrae-Dendrobiinae. Pars 1. 



16. S. kinabaluense (Ridl.) Kränzl. — Dendrobium kinabaluense Ridl. ex Stapf 

 in Trans. Linn. Soc. 2. Ser. IV. (1894) 234. — Sympodia ascendentia, lignosa, fruticu- 

 losa; juniora cataphyllis imbricantibus, ovatis, acutis, carinatis omnino tecta, internodia 

 inter pseudobulbos 2—5 cm longa, pseudobulbi ipsi ad 2 cm alti 8 mm crassi, fere 

 prismatici, subtetragoni, sicci rubescentes, diphylli. Folia ovata v. ovato-oblonga, ob- 

 tusa, basi ipsa complicata, satis firma, coriacea, ad 7 cm longa, ad 3 cm lata. Ra- 

 cemi basi cataphyllis compluribus brevioribus vestiti, ex axilla cataphylli cujusdam 

 sympodii Orientes. Flores conspicui. Sepalum dorsale oblongo-lanceolatum, acutum; 

 lateralia oblongo-triangula, basi tantum cum pede gynostemii rectangule deflexo connata, 

 acuminata. Petala aequilonga, lanceolata, acuta. Labelli brevi-unguiculati lobi laterales 

 trianguli, margine exteriore leviter curvato, antico rectilineo, leviter repando, lobus 

 intermedius expansus rotundalus, antice acuminatus, complicatus, discus basi callis 2 in 

 unum confluentibus instructus, antice callis 2 minoribus antepositis, lineae lobi inter- 

 medii omnes elevatae. Gynostemium satis longum, utrinque marginatum, margine in 

 illum unguiculi labelli transeunte, tenerrime fimbriato, filamentum satis productum, 

 acutum. — Flores speciosi, pro planta maximi, sepala petala 2,5 cm longa, sep. lat. 

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



Südwestmalayische Provinz: Rorneo, Rerg Kinabalu in 2300 m u.d.M. 

 (Haviland n. 1253!). 



17. S. laurifolium Kränzl. nov. sp. — Rhizoma inusitata crassitie et firmitate, 

 longe prorepens. Rulbi 4 — 6 cm inter se distantes, oblique ascendentes, ovoidei, tetra- 

 goni, sicci aurantiaci, nitidi, ad 4 cm alti, ad 2 cm basi crassi, cataphyllis magnis, 

 aequilongis in basi, diphylli. Folia Ulis Lauri nobilis magnitudine et indole simillima, 

 oblonga, apice leviter incurva, subbilobula, ad 8 cm longa, ad 3 cm lata. Scapus folia 

 bene excedens, 2 5 cm altus v. altior, basi cataphyllo 1 satis longo anguste vaginante 

 vestitus, additis squamulis una alterave in scapo. Racemus pluriflorus ( — 2 0), sub- 

 corymbosus (?), bracteae minutissimae, triangulae, acutae, quam Ovaria longe pedicellata 

 multo breviores, (bracteae 4 — 5 mm, Ovaria cum pedicellis 3 cm longa). Sepalum 

 dorsale oblongum, obtusum; lateralia triangulo-oblonga, mentum rectangulum formantia. 

 Petala aequilonga, ligulata. Labellum satis longe unguiculatum ; lobi laterales oblongi, 

 antice rotundati, lobus intermedius transverse oblongus v. rhombeus, obtusangulus, 

 acutus, lamellae in basi disci 3, laterales quam intermedia multo majores, his ante- 

 positae sunt in medio disco 3 eadem indole sed majores, linea media elatior apicem 

 usque lobi intermedii decurrens, venae lobi intermedii omnes incrassatae et paulum 

 rugulosae. Gynostemium satis gracile, filamentum acutum; anthera manifeste mitrata. 

 — Flores subclausi pro sectione parvi, sepala petalaque 1,3 cm longa, sep. lateralia 

 basi 5 — 6 mm lata, labellum 1,2 cm longum, unguis 2 — 2,5 mm longus, lobi laterales 

 6 — 7 mm, lobus intermedius 3 — 4 mm longus. — Junio, Julio. 



Südwestmalayische Provinz: West-Sumatra. Berg Singalan in 1900 m; 

 Padangsche bovenlanden (Beccari ohne n.!). 



Nota. D. longipedi Hook. f. simillimum, differt rhizomate validissimo inter Dendrobia 

 nunquam adhuc observato. Flores pro tanta planta minores semiaperti et calli labelli etsi si- 

 miles sunt illis D. longipedis tarnen nullomodo cum his quadrant. 



1 8. S. perakense (Hook, f.) Kränzl. — Dendrobium perakense Hook. f. Fl. Brit. 

 Ind. V. (1890) 712 et Ic. Plant, t. 2019. — Rhizoma robustum, longe repens, cras- 

 sum, radices infrabulbosae. Caules pseudobulbosi, 2 cm inter se distantes, basi cata- 

 phyllis magnis acutis quam ipsi longioribus vestiti, ovati, 3 cm alti, basi 1 cm crassi, 

 monophylli. Folia e petiolo brevi in laminam lanceolatam, acuminatam, 15 — 25 cm 

 longam, 2,5 — 3,5 cm latam dilatata. Scapus aequilongus, foliolis bracteiformibus parvis 

 10 — 15 praeditus. Racemus pluriflorus, erectus, bracteae floriferae, lanceolatae, quam 

 Ovaria cum pedicellis breviores. Ovarium, sepalum dorsale et mentum sparse pilosa. 

 Sepalum dorsale petalaque ovato-lanceolata, acuminata, sepala lateralia e basi multo 

 latiore acuminata, subfalcata, omnia 5 — 7-nervia, mentum breve rectangulum. Labellum 

 tertia brevius sessile, lobi laterales oblongi, obtusi, rotundati, lobus intermedius multo 



