OlcroniaJ] CXLVIII. ORCHIDE/K (J. D. Hooker.) 677 



f Petals broad elliptic oblong or ovate, 



. Lip quadrate or orbicular entire, or if lobed with the midlobe very 

 small and' short. 



5. O. maxima, Parish mss.; leaves very long and broad, scape very 

 stout, flowers sessile most densely imbricate round a thick straight rachis, 

 bracts broad obtuse erose sheathing the subsessile ovary, petals short broad 

 quite entire, lip orbicular crenulate, disk thickened. 



TENASSERIM ; at Moulrnein, Parish. 



This and O. ensiformis are the largest-leaved species, and this has the stoutest 

 scapes, 3-4 by \-\ in., and thickest spikes, which are 4-6 in. long. The flowers are- 

 appvessed to the spike with very short ovaries. Leaves 12 by 1^ in., nearly 

 straight. 



6. O. orbicularis, HooJc.f. ; leaves narrowly ensiform acute r scape 

 subcompressed, flowers densely imbricate on a stout rachis, bract orbicular 

 erose sheathing the shortly pedicelled ovary, petals broad quite entire, lip 

 orbicular crenulate notched. 



SIKKIM HIMALAYA ; at Dikkeeling, alt. 3000 ft., Clarke. 



Leaves 4-6 by i-f in., nearly straight. Scape 2-3 in. j spike 3-5 in., straight 

 or slightly curved; dowers about -^ in. 



7. O. brachystachys, Lindl. Serf. Orchid, (under t. 8) . ; Fol. Orchid. 

 Oberon. 4 ; leaves short oblong obtuse thin, scape very short, raceme 

 about equalling the leaves, bracts lanceolate, flowers whorled shortly pedi- 

 celled, petals broad erose, lip very short crenulate, lateral lobes large 

 rounded terminal short truncate. Malaxis brachystachys, ReiM. f. in 

 Walp. Ann. vi. 211. 



TENASSIRIM ; atlVIergui, Griffith. 



Leaves 1-2 by |-| in. -Raceme flexuous or decurved, rachis slender; lower 

 bracts longer than the flowers, which are about -^ in. Fruit pedicelled. 



8. O. truncata, Lindl. FoL Orchid. Oberon. 3 leaves linear ensi- 

 form subacute, scape adnate to a leaf greatly flattened above it, spike 

 stout short lax-fld., flowers subwhorled sessile, bracts acuminate serrulate, 

 petals oblong quite entire, lip much broader than long subreniform with, 

 rounded oblong lateral lobes and an obscure midlobe. Malaxis truncata, 

 Eeichb.f. in Walp. Ann. vi. 210. 



CEYLON ; at Hantani, Champion. 



Leaves 3-4 by 5 i in., straight. Scape above the adnate leaf very short and 

 broad ; spike 2^ in., stout ; flowers much smaller than the rachis, is broad, very pale, 

 about 2\j i n - 5 lip quite unlike that of any other species, succulent, more than twice as 

 broad as long, margins quite entire, midlobe a low broad rounded projection on the 

 margin as it were of the edge furthest from the column, Described from a single 

 specimen, 



/3. Lip oblong or obcordate, longer than the sepals, side lobes undeveloped 

 or minute, midlobe 2-Jid. 



9. O. verticillata, Wight Ic. 1. 1626 ; leaves small narrowly ensiform 

 acute or acuminate, scape short terete, racemes very long, flowers whorled 

 pedicelled, bracts lanceolate, petals oblong, lip twice as long as the sepals 



