iiY Y. M. i;ai[-i:v, k.i-.s. 



149 



are smaller, of a thinner texture, and not so densely rusty 

 tomentosc as the common native Tamarind, the inflorescence is 

 more lax also, and the flowers contain five petals, difl^erences 

 quite sutticient to constitute a separate species. 



Hab. ^[ount Elliot (Kilner A- I'itzalan.) Rockino-ham Bay 

 (Dallachy.) Herbert River (Bailey,) 



ORDER ORCHIDEiE. 

 Dendrobinm Ada^. Sp. Nov. 



Stems about 1ft. long slender, furrowed, bearing at their 

 summit usually 8 leaves and 1 or 2 short i-acemes of white 

 highly fragrant flowers. Leaves lanceolate 8 or 4in. long, and 

 about lin wide at the broadest part, the texture rather thin 

 prominentl}^ keeled underneath. Racemes 1 to 8in. h)ng bearing 

 2 to 4 flowers. The bracts small, narrow-lanceolate. Pedicels 

 about ^in. long. Sepals or outer segments about ^in. long and 

 somewhat ovate, the lateral ones slightly falcate, spur or pouch 

 short and curved. Petals or inner segments i-ather shorter and 

 narrower than the outer. Labellum shorter than the other 

 segments, the lateral lobes glabrous faintly marked with purple 

 bars, middle lobe cordate and densely tomentose, with 8 close raised 

 lines along the disc reaching to the base of the middle lobe. 

 (V)lumn short white. Anther Avhite. Pollen masses rather small, 

 pale velloAv. This desirable addition to the Queensland 

 Dendrobiums b}- its slender stems and leaves approaches D. 

 gracilicaule, F.v.M., while the form of the flowers is more that 

 of T). Kingiannm, Bidw., but is quite distinct. The specific name 

 is in honour of Mrs. J. W R. Stnart. 



Hab. Scrubs between Herberton and INEouril^-an Harbour. 

 Collected by J. W. R. Stuart. 



ORDER JUNCACE^. 



Ti;ii!i: Xkijotk.*:. 



Xanthorrhj^a (luadrangulata. F.v3f. 

 Hab. Mount Perry (Jas. Keys.) 



Until met with by ^Ir. Key.s at Mount Pt i iy this Grass-tree 

 was considered to be confined to South Australia. 



Ti;ii!i: Kr.ii NcK.^-:. 



Juncus planifolius. li. 11 r. 



Hab. Helidon Waterfalls (B. Crow.) 



