ORCHIDACEyE 



conically cylindrical, or conical, rarely elongated. Column short 

 hammer-shape (malleoliform), fleshy, footless, the very short ros- 

 tellum bipartite. Pollinia globose, stipe from the slender base 

 gradually dilated upwards, gland rounded, small. Anther cucul- 

 late, usually apiculate, smooth. Ovary subsessile, smooth, cylin- 

 drical. Epiphytes, caulescent or subcaulescent, leafy, roots fili- 

 form, smooth. Leaves ligulate, leathery. Racemes lax or dense, 

 several or many flowered, subpendulus or erect. 



1. Malleola constricta sp. nov. Herba epiphytica 8-25 cm. alta. 

 Caules elongati, 6-12-foliati, vix 2 mm. in crassitudine, subflex- 

 uosi. Folia alterna, anguste oblonga, ad basim apicemque fasti- 

 gata, coriacea, in sicco rigida, 10-12 mm. distantia inter se, 4.5- 

 7.5 cm. longa, circiter 8 mm. lata, vaginis persistentibus caulem 

 obtegentibus. Vaginae foliorum arete adpressas, internodiis aequi- 

 longas vel longiores in longitudinem striata^. Pedunculi oppositi- 

 folii, 4-9 cm. longi, glabri, infra racemum bibracteati. Bractese 

 laxae, in sicco scariosse, tubulares, oblique truncate, 2-3 mm. 

 longse. Bracteae racemi lanceolatas, acutse, 3 mm. longae infra me- 

 dium racemi. Flores minuti, in racemo laxo dispositi. Pedicellus 

 cum ovario circiter 2 mm. longus. Sepala lateralia late ovata, 

 trilatera, obtusa, 3 mm. longa, vix 3 mm. lata. Sepalum dorsale 

 valde concavo-cucullata, 3 mm. longa, sigmoidea a latere visum. 

 Petala oblongi-elliptica, 3 mm. longa, 1.5 mm. lata, subacuta. La- 

 bellum calcaratum, trilobatum. Lobi laterales minuti, trianguli, 

 erecti, acuti ; lobus medius erectus, carnosus, triangulus, circiter 

 1 mm. longus, acutus. Calcar supra basim cylindraceum, circiter 

 1.5 mm. in diametro, ad basim in pariete postico in sacculum 

 scrotiformem productum; totum calcar 3.5 mm. longum; sac- 

 culus 1 mm. longus. Gynostemium breve. Stipes linearis, deinde 

 dilatatus, 1.75 mm. longus. 



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