404 83. ORCHIDACEJE. 



9. SPIEAX'THES Rich. Lady's Tresses. 



1. S. autumndlis (Rich.) ; root-fibres few ovate-oblong thick, 

 root-1. ovate-oblong in a lateral cluster, stem-1. like bracts, spike 

 dense. E. B. 541. St. 4 6 in. high. Spike spiral. Fl. 

 greenish white. Column and lid acute ; a blunt ovate mem- 

 branous process between them on each side. Dry calcareous 

 and gravelly places. P. VJII. IX. E. I. 



2. S. cestivdlis (Rich.) ; root-fibres few long cylindrical, root- 

 1. oblong-lanceolate round the base of the St., stein-1. narrowly 

 lanceolate, spike lax. E. B. S. 2817. St. 312 in. high. Spike 

 spiral. Fl. with a larger lip. Column and lid acute ; the in- 

 terni. processes lanceolate acute. Bogs. Between Lyndhurst 

 and Cnristchurch, Hants. Wire Forest. Worcest. St. Ouen's 

 Pond, Jersey. P. VII. VIII. E. 



3.' S. Romanzoffidna (Cham.) ; root-fibres few long cylindrical, 

 root-1. linear-lanceolate, steni-1. triangular-lanceolate surround- 

 ing the base of the St., bracts shorter than the fl., spike dense 

 3-ranked, sep. and pet. equal blunt adhering together, lip blunt 

 spathulate. /S?/. E. B. J474. S. cernua Bot. Mag. 5277. S. 

 yemmipara (Lindl.) ed. viii. Spike about 1J in. long. Fl. 

 fragrant. Lateral sep. united at the base. See Rep. Bot. 

 Conyr. Loud. 176. Cork. Armagh, Antrim. Londonderry. 

 P. VIII. IX. I. 



10. LIS'TERA R. Br. Tway-blade. 



1. L. ovdta (R. Br.) ; 1. 2 opposite ovate, lip bifid, column 

 with a crest which includes the anther. E. B. 1548. St. 29. 14. 

 St. 1 ft. high. Spike long, very lax. Fl. small, greenish. L. 

 large. Woods and pastures. P. V. VI. Tway-blade. E. S. I. 



2. L. corddta (R. Br.) ; 1. 2 opposite cordate, lip 4-lobed, 

 column without a crest. E. B. 358. Height 3 5 iu. St. 

 slender. Fl. very small, in a lax spike, greenish. Lip with 2 

 basal and 2 terminal linear lobes. Turfy mountain moors. P. 

 VI. VIII. E. S. I. 



11. NEOT'TTA. Adans. Bird's-nest. 



1. N. Nidus-avis (Rich.). E. B. 48. Listera Sm. Whole 

 plant pale reddish brown. Root formed of many short thick 

 fleshy fibres from the extremities of which the young plants are 

 produced. (See Leight. Fl. Shrop. 434.) St. a foot high, with 

 sheathing brown scales. L. none. Spikes dense, cylindrical, 

 many-flowered. Lip linear-cbJong with 2 spreading lobes. 

 Shady woods. P. ? VI. E. S. I. 



