140 ORCHIDACEOUS FLORA OF QUEENSLANl^. 



7. Habenaria Banfieldii, Baihn, Queens. Ayric. Jo7(rn . 



XVI (190G) 564 ; Compr. Cat. Queens., PI. pp. 539 and 

 54U, fig. 528. 



Habifat. Dunk Island, E. J. BanflckJ. 

 Distribution. Endemic in Queensland. 



8. Habenaria ovoidea, sp. nov. 



Planta erecta, gracilis, glabra, circiter 19-35 cm. alta. Folia 2 vel 3, 

 basilaria, elliptica vel oblongo-elliptica, sessilia, multi-nervosa, rt 4-9 cm 

 longa, .75 cm. lata. Bra«teae 3 vel 4, ovato-lanoeolatae, acuminatae, 

 1.25-2.5 cm. longae. Spica laxiflora, circiter 4-7.5 cm. longa. Floras 

 sessiles, in speciem albicantes, ovaria elongata, gracilia ; bracteolae 

 ovariis breviores. Sepala lateralia obtusiuscula, i 4.5 mm. longa, 

 3-nervosa, falco-lanceolata, basi labelli j)rope a calcari brevissime adnata ; 

 sepalum dorsale ovatum, cucullatum, obtusissimum, circiter 5 mm. longum, 

 3-nervo8um ; petala basibus contracta, 3-nervosa, libera, elUptico- 

 laneeolata, i 4.75 mm longa. Labellum inferum, sessile, circiter 5 mm. 

 longum ; basi columnae brevissime adnatum ; tridentatum ; segmentum 

 intermedium circiter 1.5 mm. longum, strictum, lineari-oblongum, 

 acuminatum; segmenta lateralia divaricat a, falco-lanceolata, i 3 mm, 

 longa, segmento intermedio longiora latioraque ; callus fere quadratus 

 a basi unguis ad medium ; calcar brevissimum, ovoideum. Columna 

 brevissima, canales antherae breves ; processus stigmatici minutissimi, 

 ovati. 



Scape glabrous, from 19-35 cm. high. Leaves 2 or 3, 



basal, ellij)tical or oblong-elliptical, sessile, multi-nerved, 

 with rather prominent midrib, from about 4-9 cm. long 

 0.75 cm. wide. Stem-bracts 3 or 4, ovate-lanceolate, 

 acuminate from 1.25-2.5 cm. long. Spike laxi-flowered, 

 about 4-7.5 cm. long. Flowers sessile, apparently white, 

 on long slender ovaries, 4-5 mm. long (not including ovary). 

 Flower bracts generally much shorter than the ovaries. 

 Lateral sepals blunt, ^ 45 mm. long. 3-nerved, falco- 

 lanceolate, very shortly adnate to the base of the labellum 

 near the spitr ; dorsal sepal ovate cucullate, very blunt, 

 about 5 mm. long, 3-nerved ; lateral petals contracted at 

 the base, 3-nerved ; about 4.75 mm. long, elliptic-lanceolate, 

 free. Labellum inferior ; sessile, about 5 mm. long ; very 

 shortlj' adnate to the base of the column : tridentate ; 

 'central lobe about 1.5 mm. long, linear oblong, straight, 

 shortly acuminate ; lateral lobes divergent from the central, 

 about 3 mm. long, falco-lanceolate, longer and Avider than 

 the middle segment ; a somewhat raised widely oblong 

 (almost quadrate) callus along the centre of the claw for 



