40 
INDIAN 
branches ; flowers on simple or branching few fld peduncles ; 
wings very short, thick, almost concealed in the mouth of the 
lip and concave standards 
The species of this section are not satisfactorily delimited and 
cannot be from herbarium specimens. In a collection of drawingsof 
plants of this section lent to me by the authorities of Madras Museum 
there are three of this section which 1 fail to identify. 
Lip scarlet : — 
Sepals small elliptic green, 
standard and wings yellow . 12. /. Jerdoniae, Wt. 
Sepals large obiong pendulous 
scarlet, standard green, wings 
purple . . . . 13. A auriculata,V^i, 
Sepals linear green, standard 
green dorsally broadly winged 14. I, parasitica,'Btdd» 
. Lip green, sepals linear-oblong, 
flowers all green [ex Wt.] . . 15. A viridiflora, Wt. 
§ 2,. Annual herbs ; leaves opposite ; flowers pedicelled, solitary 
binate or fascicled in the axils of the leaves {peduncle 0), 
ehracteate or minutely bracteate at the base ; sepals 
elongate, linear, rarely ovate or lanceolate ; seeds naked, 
usually globose, black, polished, glabrous. 
Leaves often whorled ; sepals ovate and seeds hairy in 
A Gardneriana ; sepals ovate-lanceolate in A concinna. Traces of 
a suppressed peduncle and of bracts at the base of the pedicels 
occur in some species. 
Sepals linear or linear-lanceolate ; seeds black and shining. 
Spur of lip slender, longer than the wings (or shorter or o in 
var. of /. diversifolia). 
Stem stiff usually simple, leaves 
broad or narrow coriaceous 
serrate • . . . 16. A chinensis, L. 
Stem flaccid usually branched, 
leaves broad or narrow sub- 
entire . . . • . 17. A diversifolia, Wt. 
Stem slender, basal lobe of 
wings o, dorsal auricle filiform 18. A ligulata, Bedd, 
Stem slender flaccid, wings 
long stipitate, basal lobe minute 
or o, dorsal auricle o . . 19. * Kleinii, W. & A. 
