LIPARIS. ] ORCHID ACE M. 185 



in terminal racemes, resupinate or not. Sepals spreading or re- 

 curved, the margins usually revolute. Petals much narrower 

 than the sepals and about as long. Lip adnate to the base of the 

 column, usually broad, flat or deflexed from the middle, sometimes 

 concave and with calli near the base. Column elongate, often 

 arched, usually winged near the apex and tumid, or dilated and 

 compressed at the base. Anther terminal ; pollinia 4. Species 

 about 120, in temperate and tropical regions. 



Leaf solitary, membranous . . 1. L. di^don. 



Leaves two, coriaceous . . . 2. L. longipes. 



1. L dlodon, Reiclib. /. in Linncea xli, 43 ; Ridley in Journ. 

 Linn. Soc. xxii, 285 ; F, B. L F, 696 ; Duthie in Ann. ~R. Bot. Gard. 

 Calc. ix, part 2, 97. 



Leaf solitary, elongate, spathulate, obtuse, membranous. Scape angled, 

 naked ; bracts minute. Sepals linear. Petals filiform. Lip cuneate, 

 angled on both sides at the base, then dilated, subquadrate, crenu- 

 late, apiculate. Column slender, curved, 2-toothed at the base. 

 Anther not beaked. 



Dehra Dun (Hort. W. Sanders). I have seen no specimens of this 

 plant. 



2. L. longipes, Lindl in Wall. PL As. Ear. i, 31, t. 35 ; F. B. 



I. F, 703 ; K. & P. in Ann. R. Bot. Qtrd. Calc. viii, 29, t. 37,; Duthie 

 id. ix, part 2, 97. L. spathulata, Lindl. 



Epiphytic. Pseudobulbs close together in a row, cy indric and stem 

 like or swollen at the base, 3-6 in. long, with a few vertical striae and 

 with tightly clasping sheaths. Leaves 2, jointed at the base upon 

 the leaf-sheath or on pseudobulbs, 4-6 in. lon^, oblanoeolate-oblong, 

 subacute to acuminate, sometimes aristate. Inflorescence erect, 

 shorter or longer than the leaves ; peduncle slender, terete, ebrateate ; 

 raceme twice as long as the peduncle, manv-flowered ; floral bracts 

 linear-lanceolate, shorter than the pedioelled ovary. Flowers about 

 \ in. lonoj, pale yellowish-green. Sepih 1 -nerved, linear-oblong, sub- 

 acute. Petals shorter than the sepals, linear, obtuse, reflexed, ancj 

 with recurved margins as are the sepals. Lip about as long as the 

 lateral sepals, broadly oblong, recurved from about the middle, 

 inner margins at the base much thickened so as to form triangular 

 processes but without true calli ; margins entire, the apex broad 

 and shortly apiculate. Column slightly curved and with small 

 rounded wings. 



