Mabenaria.] 



CXXXIII. ORCHIDE^ (rOLFE). 



209 



47. 

 48. 



49. 

 50. 



IT. armaiissima. 

 S. Lvgardii, 



H. villosa. 

 H. Lecardii. 



51. H. CBquatorialis. 



52. H. macrura. 



53. H. ihomana. 



54. H. malacophylla. 



55. H. tentaculigera. 

 56. 

 57. 



H. vjamnj arnica. 

 H. ceratopetala. 



58. H. antennifera. 



Leaves 4-5 in. broad .... 

 Leaves 7-8 in. broad .... 

 Leaves solitary. 



Spur as long as the ovary .... 

 Spur three to four times as long as the ovary . 

 Sepals broad and obtuse. 



Spur 18-20 lin. long 



Spur 6 in. long ..... 



Leaves more or less elongated or narrow (unknown in 

 70, 93, 104 and 105). 

 *Spur under 2 in. long. 



Leaves radical, oblong-lanceolate 

 Leaves cauline, or if subradical very narrow. 

 Leaves broad, usually oblong or ovate- oblong. 

 Anterior petal lobe longer than the pos- 

 terior 

 Flowers glabrous. 



Spur slender, slightly curved 

 Spur curved forwards, then deflexed 

 Spur inflated throughout . 

 Spur clavate from a narrow base . 

 Flowers more or less puberulous. 



Spur 4|^ lin. long .... 



Spur 7-8 lin. long. 



Anterior petal lobe distinctly narrowed 



from an ovate base . . . 59. H. culirata. 



Anterior petal lobe suddenly caudate 



from a rounded base . . 60. H. cultriformis 



Anterior petal lobe equalling or shorter than 

 the posterior. 

 Lip entire ...... 



Lip trilobed or tripartite. 

 Anterior petal lobe entire. 



Spur not or but slightly thickened at 

 the apex .... 



Spur inflated at the apex. 

 Lobes of lip linear 



Lobes of lip broadly subspathulate 64. H. insignis 

 Anterior petal lobe minutely bilobed . 65. E. simensU 

 Anterior petal lobe reduced to a pair of 

 minute teeth .... 



Leaves narrow, usually lanceolate or linear (un- 

 known in 70 and 93). 

 fStigmatic processes under 2 lin. long. 



Racemes short, usually under 4 in. long. 

 Western species. 



Lip somewhat curved 



Lip uncinate ..... 



Eastern species. 



Lateral sepals 4 lin. long 

 Lateral sepals 3 lin. or less long. 

 Spur subclavate. 



Spur 6-7 lin. long . 



Spur 10-11 lin. long 



Spur strongly clavate . 



61. J5r. rohusta. 



62. H. Bongensium. 



63. H. ruwenzoriensis. 



66. H. paniothrix. 



67. H. WelivitscJni. 



68. H. anaphysevia. 



69. S. humilior. 



70. H. marfialis. 



71. H. ingrata. 



72. H. culicifera. 



VOL. VII. 



H 



