226 



OrchidecB. 



\_Habenaria. 



3. H. MACROSTACHYA. 



H. DOLICHOSTACHYA. 

 H. D.ICHOPETALA. 



H. PLANTAGINEA. 

 H. CRINIFERA. 



10. H. VIRIDIFLORA. 



Tubes of anth. -cells elongate. 

 Pet. bifid or bipartite {Ate). 



Pet. bifid, margins tomentose . . , i. H. Barbata. 



Pet. bifid, glabrous 2. H. ACUMINATA. 



Pet. bipartite. 



Spur shorter than the ov. 

 Spur as long or longer than the ov. 

 Lower segni. of pet. shorter 

 Segm. of pet. subequal 

 Pet. entire. 



Side lobes of lip broad, mid lobe narrow. 

 Sep. small, acute .... 

 Sep. broad, obtuse 

 Side lobes of lip very narrow. 



Lip twice as long as the sep. . . 8. H. pterocarpa. 



Lip as long as the sep 9. H. rhvnchocarpa. 



Tubes of anth. -cells very short or o. 

 Spur very long, slender 

 Spur short. 



Lip entire or nearly so, spur globose. 

 Lip longer than the sep., orloicular . ir. H. breviloba. 

 Lip shorter than the sep. . . .12. H. WiGHTll. 

 Lip 3-lobed or 3-partite. 

 Sep. and pet. membranous. 



Spur clavate .... 

 Spur globose .... 

 Sep. and pet. thick, fleshy. 

 Spur globose. 



Spur sessile .... 

 Spur stipitate .... 

 Spur short, cylindric . 



I. K. barbata, Wight in Wall. Cat. n. 7034 (1828). 

 Afe virens, Lindl., Thw. Enum. 309. Trim. Syst. Cat. Ceyl. 91. 

 C. P. 3200. 



Fl. B. Ind. vi. 133. Wight, Ic. t. 928. 



Stem 10-12 in., rather stout, leafing above the middle, 

 sheathed below it, tubers oblong or pyriform ; 1. 3-5, erect, 

 lanceolate, acuminate, 5-7-veined, bases sheathing ; raceme 

 lax-fld.; bracts large, as long as the fl., lanceolate, acuminate, 

 sheathing the ov. ; fl. f in. broad, sep. ovate, acuminate, 5- 

 veined, glabrous or puberulous, dorsal horizontal, concave, 

 lateral spreading or reflexed, narrowly falcate, oblong ; pet. 

 much broader than the sep., bifid, sinus broad, rounded, 

 margins tomentose, upper lobe the longest ; tip filiform, lower 

 broader, acuminate ; lip longer than the sep., linear, trifurcate 

 at the end, scaberulous, segm. subulate, spur as long as the 

 ov., mouth with a long recurved ligule ; anth.-cells parallel, 

 tubes as long as the cells, upcurved, pollinia clavate, cau- 

 dicles long, glands small; staminodes short, stout, capitate; 

 rostellum obtuse; stigmatic processes long, .spreading ; fr. '^ in. 

 long, linear-oblong. 



15- 

 16. 



17. 



H. ARISTATA. 



H. Trimeni. 



H. TORTA. 



H. Gardneri. 



H. CUBITALIS. 



