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calcari filiformi ovario subaequali; processubus siit^maticis brevibus pro- 

 ductis oblique retusis, antherae canalibus brevibus ascendentibus, rostelli 

 processu mediano uucinato alio anthera longiore. 



//. orangana Rbch. f., Otia, p. iOI. 



Caulis 20—25 cm altus. Folia congesla ad 12 arrecta in squamas bractciformcs 

 decrescentia, Bacemus cylindraceus miiltiflorus densiflorus elongatus. Bracteae lancco- 

 latae ciliatae, dorso minute muriculatae (praeserlim in nervis) ovaria pedicellala superantes. 



Africa australis extratrop. : Orange free stale (GoorKU, 1862. 

 n. 1096. Herb. Reichenbach) . 



(Non vidi; omnia e\ Rbch. 1. c.) 



63. H. dives Rbch. f. Sepalo dorsali lanceolate acuto, laleralibus 

 reflexis oblongis acutis apiculatisve; pelalls lateralibus biparlitis, parlilione 

 poslica longiore'lineari oblusa, anlica breviore ovata marginibus papilloso- 

 cilialis ; labello Irilobo, lobis lanceolalis, intermedio paullo longiore angustiore ; 

 calcari cylindrieo ovarium aequante pendulo; processubus stigmaticis por- 

 rectis clavatis, canalibus antherae ascendentibus subacquilongis, anthera 



magna. 



H, dives Rbch. f., Flora XXV. p. 117. 



Planta speciosa. Caulis 30—50 cm altus basi foliatus. Folia 7—10 cm longa, 

 1,0—1,8 cm lata lincari-Ianceolata acuta in vaginas braclescentcs deindo in vaginas 

 Iranscuntia. Racemus multi-densiflorus. Bracteae ovaria aequantcs. Florcs albi inter 

 minores generis 8 mm diametro. 



Africa australis: Natal (Sanderson [a. 1860], Harvey [a. 1864], 

 Gekrart) [a. 1865], Biciienau [a. 1875J, Wood [a. 1879]); Kaffraria, Bnziga- 

 berg (R. Bair [a. 1885]). 



64. H. BilabreHa(Lindl.)Rbch.f. Sepalo dorsali anguslo lineari obtuso 

 concavo, lateralibus obovatis cuncatis, omnibus reflexis; petalis lateralibus 

 bipartitis, parlilione poslica lineari reflexa antica late ovalo-lriangula, 

 margine minutissime fimbriato; labelli Irilobi lobis lateralibus lanceolatis 

 oblusis paullum reflexis. intermedio lineari fere 2-plo longiore; calcari in- 

 curve filiformi apice vix incrassato ovarium c. pedicello aequante, anthera 

 partilioni anlicae lepalorum aequilonga, processubus sligmaticis rcctis cla- 

 vatis capitatis, canalibus anlherae aequilongis, roslello uncinate aculo 



antherae aequilongo. 



//. Bilabrella Rbch. f., Linnaea 1865. p. 180. 



Botiatea Bilabrella Lindl., Orchid, p. 3218; Bot. Reg. 1701. 



Orchidea falcicornis Burch., Gat. Geogr. n. 5178. 



Planta gracilis 40—50 cm alta. Folia lincaria 10— 15 cm longa, 1 cm lata subito in 

 bracteas transe\mtia. Racemus pluriflorus Iiaud ita densus. Bracteae lanceolatac aristatac 

 ovarii pcdicellati Va— ^/s aequantcs. Flores inter mediocres 1,5 cm diametro, calcar 

 3 cm longum. 



Africa austr. extratrop.: Prom. b. sp., Howisoris Port. East. 

 Dislr. (M.Hutton); near Grahamstown (Bolton); in graminosis mentis Katberg 

 alt. 5000' (M'OwANn. 511 I). 



{Ex. specim. herb. Lindiey. et iconem ab auctore delineat. in herb. Kew. conservala !) 



If- 



