15. Geodoeum.] 159. ORCHIBACEJE. 



1. G. dilatatum, Br. 



A ground orchid with the scape 5-9" high only flowering with the 

 young leaves, which are lanceolate 15-18" long and without petioles, 

 riowers 1-25" diam. in a decurved raceme only half the height of the 

 whole plant. Sepals white or greenish oblong acute 3-5-nerved. 

 Petals rather broader, Avhite. Lip spoon-shaped slightly recurved 

 at the tip, white and j)ink- veined and flushed, palate yellow, quite 

 smooth (in our plant), or with granulate nerves ending in irregular 

 small tubercles. 



Singbhum, in Sal forest ! Tundi Hills, Manblmm, Campbell ! Palamau ! 

 Hazaribagh, on Parasnath, ThGmson ! FI. June-July. The Parasnath specimen 

 Sept. 



Rootstock a chain of ovoid tubers. L. only 6-S" at time of flowering in the 

 Manbhum specimen, narrowly elliptic. 



16. EULOPHIA, Br. 



Terrestrial herbs Avith tubers or pseudobulbous rhizomes and plicate 

 leaves often appearing after the floAvers. FloAvers mod. -sized or large 

 in lateral racemes, rarely panicled. Sepals and petals free, spreading. 

 Lip saccate or shortly spurred at the base or forming a mentum with 

 the foot of the column, lateral lobes erect, embracing the column, 

 rarely 0, throat crested, softly spinous or lamellate. Column short or 

 long with or Avithout a foot and with oblique entire top* and terminal 

 2-celled anther. Pollinia 2 or 4, sessile or attached by a short strap 

 to a discoid gland of the rostellum. 



A. Column produced into a foot. FloAvers large : — 



Flowers golden yellow, \-ery large, 3" diam. . . . .1. flara. 

 FloAA'ers green or purple, about 2" diam. . . . .2. nuda. 



B. Column not produced into a foot. Fls. mod. -sized : — 



Sepals linear-lanceolate ....... 3. campestris. 



Sepals oblong-ovate • . 4. explanata. 



1. E. flava, Hooh. /. 



A striking ground-orchid Avith scapes attaining over 3 • 5" ft. bearing 

 a raceme of a dozen to tAventy golden-j'elloAV floAvers about 3" diam. 

 AA^th spreading very acute sepals 1 • 4" long. Petals narrowly elliptic- 

 obovate obtuse 1 • 2". Lip 1 • 3" erect from foot of column, very 

 saccate, 3-lobed, side-lobes erect rounded or truncate, mid-lobe 

 orbicular or shovel-shaped concave, projecting about -3" beyond the 

 side-lobes, throat Avith 3 lamellae, sac purple-spotted within. Column 

 stout, -5", with a short foot. OA^ary narroAv twisted, 1'5" long, to 

 1-75" long with the very short pedicel. 



Marshy around and Avhite clay schist in the Singbhum forests ! Eanchi and 

 Palamau, elcv. 3000 ft. ! Fl. May-Jime. 



Rhizome tuberous horizontal verj- large of about three flattened joints each 

 12-18" long. LeaA'es lanceolate about 2 ft. produced after the flowers. Bracts 

 ■5-- 75* Unear-lanceolate acuminate. Lateral sepals rhomboid AAith obtuse base. 

 " Anther Avith a 2-fid top and long anterior process," J.D.U. 



* Top 2-fld in E. flara according to F.B.I. 

 1170 



