ORCHIDACE^ 



toothed, and by the tridentate callus which extends from the 

 base of the column onto the lower third of the middle lobe. The 

 scapes attain an extraordinary length as the flowering season 

 advances and would seem to droop in such a manner that the 

 tip of the raceme must hang far below the point where the plants 

 are attached. As many as sixty flowers are produced in succes- 

 sion, approximately one centimeter apart on the rachis. 



Philippines, Mindanao, Bukidnon Subprovince, Mahilucot River, M. 

 Ramos <§- G. Edano Bur. Sci. 38671, July 15, 1920. Along streams in forest. 

 4000 feet altitude. 



Coelogyne Ramosii Ames sp. nov. Affl C. sulphureae (Bl.) 

 Reichb. f. Herba epiphytica. Radices carnosae. Pseudobulbi plus 

 minusve 4 cm. alti, anguste obpyriformes vel late semifusifor- 

 mes, in sicco longitudinaliter rugosi ; juniores vaginis ovatis, ob- 

 tusis, 2-8 cm. longis, siccis papyraceis fulti. Folium usque ad 3 

 dm. longum, plus minusve 4 cm. latum, in petiolum lamina multo 

 breviorem angustatum, coriaceum, late oblongum, usque ad 

 basim attenuatum, apice abrupte rotundato, vix acutum, nerv^o 

 medio solo subtus prominenter praeditum. Petiolus plus minusve 

 4 cm. longus,rigidus. Scapus proteranthus sive folii apice protruso 

 synanthus, erectus, 1.5 dm. longus, sex ad octoflorus, folium 

 non aequans. Bracteae naviculares, vix 2 cm. longae, pallidae, 

 subscariosae, deciduae, ovarium longe pedicellatum superantes. 

 Pedicellus cum ovario usque ad 1.7 cm. longus. Floras in racemo 

 laxo dispositi, 13-14 mm. longi, subvirides, textura valde mem- 

 branacea. Sepala subaequalia, 12.5 mm. longa, 3 mm. lata, acuta, 

 basi manifeste saccata, extus valde carinata. Petala plus minusve 

 11 mm. longa, 1 mm. lata. Labellum 13 mm. longum, prope 

 apicem 9 mm. latum, basi lata gynostemio insertum; lobi lat- 

 erales parvi, triangulares, 1 mm. longi, acuti, prope medium 

 labelli ; lobus medius ex isthmo distincto valde dilatatus, trans- 



[90] 



