Oncidium. 267 



Guatemala: Prov. Alta Vera Paz, bei Coban (H. v. Türckheim n. II. 1344!). 

 Nota. Planta omnino facie 0. altissimi Lindl. et Baueri Lindl. differt inflorescentia magis 

 contracta, ramis pedicellisque tenuissimis, crista simplici umbonata. 



299. 0. guttulatum Reichb. f. in litt, ex Lindl. Fol. Orch. Oncid. (l 855) 50 et in 

 Walp. Ann. VI. 804. — Pseudobulbi' elongato-oblongi, compressi, ancipites, medio. tri- 

 costati, ad 9 cm longi, ad 2 cm lati, diphylli. Folia e basi breviter complicata linearia, 

 breviter acutäta, coriacea, duriuscula, ad 18 cm longa, 1 ad 1,3 cm lata. Inflorescentia 

 multo longior, paniculata, nutans, multiflora, satis laxiflora, 50 ad 60 cm longa, rami 

 satis distantes, 5 ad 1 cm longi, circ. 6-flori, non fractiflexi, bracteae conspicuae, 

 ovatae, acutae, duriusculae, stramineae, 6 mm longae, concavae, basi circ. 3 mm latae; 

 ovaria cum pedicellis 1,2 ad 2 cm longa, recta vel vix curvata. Sepala libera, lanceolata, 

 acuta, apicibns refiexa, valde undulata, 1 ,2 cm longa, 3 ad 4 mm lata. Petala oblongo- 

 lanceolata, acuta, aequaliter undulata, 4,5 mm lata, lutea, in dimidio superiore aut 

 ubique brunneo-punctata. Labelli breviter unguiculati lobi laterales breves, rotundati, leviter 

 reflexi, auriculiformes, margine antico in isthmum latum lobi intermedii transeuntes, 

 lobus intermedius e basi latiore primo in istbmum longiusculum angustatus, deinde 

 subito in laminam transverse oblongam, antice minute bilobulam dilatatus, totum labellum 

 1 cm longum, inter lobos laterales 8 mm latum, lamina lobi intermedii 5 mm longa, 

 1 mm lata, crista labelli depressa, minute puberula, basi crassiuscula, simplex, antice 

 tridactyla, utrinque pluries dentata, totum labellum luteum, isthmus faseiis vel maculis 

 magnis purpureis decorus. Gynostemium gracile, 4 ad 5 mm longum, leviter ineurvum, 

 rostellum trilobulum, alae subquadratae vel dolabriformes, luteae, minutissime punetu- 

 latae. — Fig. 22ÜT: a — c. 



Subäquatoriale andine Provinz. Costa Rica (Endres!). Rlühte um 1850 

 in Herrenhausen (herb. Reichenbach!). 



Nota. Comparatur ab ill. Reichenbachio cum 0. lentiginoso Reichb. f. tota indole in 

 affinitatem O. Baueri Lindl. vel altissimi Lindl. pertinere videtur, flores tarnen bene minores. 

 Bracteae pro ratione magnae et duriusculae characterem bonum praebent. 



300. 0. Pohlianum Cogn. in Fl. Bras. III. 6. (1906) 394, t. 82. — Pseudobulbi 

 parvi, oblongi vel ovato-oblongi, ancipites, monophylli, cataphyllis 3 ipso multo longi- 

 oribus, triangulis, acutis suffulti, 3 cm longi, 2 cm lati. Folia infrabulbosa ad 8 cm 

 longa equitantia, acuminata, illa pseudobulborum linearia, basi brevissime complicata, 

 obtuse acutata, ad 23 cm longa, ad 2 cm lata, haec omnia (sicca sc.) colore singulari 

 pallide glaueo induta. Inflorescentia ultra 50 cm longa, ample paniculata, infimi rami 

 paniculae infra dimidium scapi Orientes, rami subdistichi, iterum ramulosi, apicem versus 

 fractiflexi, vaginulae in scapo perpaucae, brevissimae, bracteae minutissimae, triangulae, 

 pedicelli ad 1,5 cm longi, tenuissimi.- Sepala libera obovato-oblonga, basi valde angustata, 

 fere unguiculata, apice rotundata, leviter undulata, 8 ad 9 mm longa, dorsale apicem 

 versus 4 mm, lateralia 3 mm lata. Petala aequilonga vel paulo longiora, obovata, fere 

 spathulata dicenda, apice rotundata, antice 3 ad 4 mm lata, omnia lutea, purpureo- 

 signata, leviter undulata. Labellum deflexum, lobi laterales medioeres, oblongi, apice 

 rotundati, lobus intermedius ab illis sinu fere quadrangulo sejunetus, isthmo brevi cum 

 basi conjunetus, in laminam transverse oblongam, margine crenulatam, antice profunde 

 sinuatam dilatatus, crista labelli quinquedentata, dentes postici trianguli, latiores, antici 

 tenuiores, clavati, medianus subulatus, erectus, tota crista minute papulosa s. velutina, 

 totum labellum ab ipsa basi ad marginem lobi intermedii 1 ad 1,2 cm longum, inter 

 lobos laterales 8 mm et antice (lobus intermedius) 9 mm latum. Gynostemium breve, 

 crassum, glabrum, alae angustissimae, leviter crenulatae, anthera valde convexa, totum 

 gynostemium 3 ad 4 mm altum. Flores ut videtur lutei, purpureo-signati. — Fl.? 



Südbrasilianische Provinz. Ohne genaueren Standort (Glaziou n. 14304!). 



301. 0. hebraicum Reichb. f. in Gard. Chron. (1875) 1.780. — »Pseudobulbi 

 oblongi, compressi, superne mirifice sulcati et multijugosi«, 7,5 ad 8,5 cm longi, ad 

 2,5 cm lati, diphylli (?). Folia (unicum tantum vidi) basi complicata, lanceolata, acuta, 

 pergamenea, circ. 20 cm longa, ad 2 cm lata. Inflorescentia longissima, folia multo 



