292 TlMEHRI. 



1. T. Egertonianum ... The largest species, with balbs and leaves 



the size of a Brassia. 



2. T. acuminatum ... Much smaller, leaves narrow, sepals 



pointed. 



3. T. obtusum ... Similar to the last but sepals blunt. 



4. T. tenue ... The smallest species. 



32. lonopsis.- Very pretty little plants without pseudo- 

 bulbs, having narrow fleshy leaves, from below which 

 rise slender branching flower stems, bearing scores of 

 violet-like flowers. Two species: — 



1. I. utricularioides ... Leaves linear, flower stem branched. 



2. I. teres ... Leaves cylindrical, flower stem simple. 



33. Ornithocephalus. — Pretty dwarf plants without 

 pseudo-bulbs, the thick fleshy leaves spreading in the 

 shape of a little fan, from the axils of which proceed 

 short stems bearing two or three flowers, the shape of 

 which has been compared to a bird's head with beak. 

 Three species : — 



1. O. gladiatus ... Flowers white. 



2. O. trichorhizas ... Flower straw-colour. 



3. O. ciliatus 



34. Quekettia.— The only species is a pretty little 

 plant about four inches high with cylindrical leaves and 

 a branching flower-stem : — 



I. Q. microscopica ... Flowers yellow, 



35. Lockhartia. — Pretty plants with compressed leafy 

 branching stems and flower stems proceeding from the 

 axils of the upper leaves. They have been called 

 *' Alligators' tails" in the colony from the shape of their 

 leafy stems. Two species : — 



1. L. elegans ... Flower-stems simple, flowers yellow with 



purple spots. 



2. L. acuta ...* Flower-stems branching, flowers yellowish 



white. 



