Victorian Plants. 403 



NAGEIA. 



1752. Often amply depressed. 



On alpine summits prostrate, in valleys erect but never tall ; 

 leaves quite small, often turning into two rows, spreading, 

 very rigid, from elliptic- to broad-linear, thickened at the 

 margin, whitish or greyish beneath ; staminate spikes 

 very short, generally solitary ; racheoles pointed ; fruit 

 quite small, oblique-ovate, its stalk bright-red, somewhat 

 bilobed at the summit. IT, alpina. 



ORCXXXDEAE. 

 DXPODXUXK. 



1753. Scale-like rudiments of leaves crowded towards the 



base of the stem, distant upwards. 



Parasitic on roots ; stem comparatively tall, reddish-dark ; 

 rudimentary leaves or leaf -stalks broadly clasping ; raceme 

 many-flowered ; calyx-lobes and petals of almost equal 

 length, reddish or seldom pale-greenish, always spotted 

 with dark-red dots ; lowest petal (labellum) short-bilobed 

 below the middle, thence elliptical and partly beset with 

 minute hairlets on the upper side ; gynostemium short, 

 scarcely dilated ; fruit turgid at and towards the middle. 



D. punctatum. 

 GASTRODXA. 



1754. Lower petal narrowed towards the base, much dilated 



towards the middle, thence crisped upwards. 

 Parasitic on roots ; stem somewhat tall ; rudimentary leaves 

 or leaf -stalks broadly clasping, distant ; flowers few or 

 several or many in the raceme, turned upside down ; calyx 

 anteriorely short-slit, obliquely turgid above the ovulary ; 

 upper petals free only from between the calyx- lobes ; 

 lower petal much larger, free from the calyx-tube except 

 at the base, lined by two upwards confluent yellowish 

 ridgelets, slightly longer than the gynostemium ; stigma 

 basal ; fruit oblique-turgid. Cr. sesanioid.es. 



3ENBROBIUIVX. 



1755. Leaves from ovate- to elongate-elliptical. 



Generally a rock -plant, always tall ; stems marked by 

 transverse distant lines ; leaves very large, few, terminally 

 crowded, rigidly firm ; racemes long, somewhat curved 

 downward ; flowers large, numerous, turning upside down 

 through the curvature of the raceme, cream-colored or 

 pale-yellow ; bracts very small ; calyx -lobes and lateral 

 petals narrow -lanceolar, but the lower calyx-lobes 



