82. OECHIDACE*. 325 



* stigma with a prolongation {rostellwm) at its top. 



8. GooDYEBA. Perianth rmgeilt. Lip gibbous at the base, 

 entire, included. Stigma subcordate. Rost'ellum erect, bi- 

 partite, with a large squarish appendage between its slender 



9. Spieanthes. Perianth ringent. Lip channelled, clawed, 

 fringed. Stigma roundish. Rostellum straight, at length 

 bifid, with a long linear appendage between its points. 



10. LiSTBEA. Perianth ringent. Lip deflexed, 2-lobed. Stigma 

 transverse. Rostellum long, entire, acute, with a minute 

 globose appendage at its somewhat reflexed tip. Column 

 very short. 



11. Neottia. Perianth hooded. Lip deflexed, 2-lobed, 

 gibbous at the base^ . Stigma transverse. RosteUum flat, 

 broad, prominent, entire, without an appendage. Column 

 long. 



12. EprPACTis. Perianth patent. Lip interrupted; the basal 

 division concave; terminal one (label) larger with 2 project- 

 ing plates at its base above. Stigma nearly square. Ros- 

 tellum short, terminated by a globose appendage. Anthj 

 terminal, erect, sessile, 2-celled. Column short. Germen 

 straight on a twisted stalk. 



** Stigma without a rostellum. 



13. Cephalanthbka. Perianth converging (in C. rubra 

 spreading). Lip interrupted, the basal division gibbous, 

 jointed to the recurved label. Stigma ti'ansverse. Anth. 

 terminal, erect, moveable, shortly and thickly stalked, 2- 

 celled. Column long. Germen sessile, twisted. 



Tr. III. ARETHUSEM Anther ultimately free, like a lid, 

 deciduous. Pollen in many granules, pulpy or 'powdery, 

 cohering in 2 stalked masses.— Root (in our plant) of fleshy 

 much-branched fibres. 



14. Epipogum. Perianth patent. Lip posterior, erect, large, 

 entire, with a small patent lobe on each side of its base and 

 an erect inflated spm-. Anth. tumid, seated in the lobed 

 top of the column. Stigma transverse. Germen and stalk 

 not twisted. 



Tr. IV. MALAXIDEJB. Anther terminal, free, usually like 

 a lid. Pollen cohering in a definite number of granules 

 and at length waxy and confluent; no stalks. — ^Root fibrous, 

 with or without a superior bulb. 



