200 . ORCHIDEiE. IPlatanthera . 



F 

 L 



3. Labellum tripartitum, laciniis indivisis, 



19. P. rotundifolia (Lindl. Gen. Orch, p* 292); folio solitario radicali' subrotundo- 

 ovato plano; scapo nudo, spica pauciflora laxiuscula, bracteis obtusis ovario brevioribus, 

 sepalis petalisque obtusis, labello trilobo lobis lateralibus subfalcatis intermcdio obcordato, 

 calcare acuto labelli longitudine. Lindl, — (Tab. CCI.) — Habenaria, i^icA. App. p, 33. 



Orchis, Ph. Jfn. 2. p. 588. 



Hab. Hudson's Bay {Herb, Banks.) Island of Anticosti. Goldie. Newfoundland. Mr Cormack. 

 Canada. Ladi/ Dalhousie; to Cailton House Fort on the SasVatchawan ; and to Jasper's Lake in the Rocky 

 Mountains. Dr Ilichardson, Drummond, — Leaves spotted, Mr Drumraond observes, like those of Orchis 

 maculata. Flowers pale dirty while. 



Tab. CCL Fig. 1, Flower : — magnified. 



4. Labellum tripartitum^ laciniis incisis. 



20. P. incisa (Lindl. Gen. Orch. p. 293); caule folioso, foliis obovato-oblongis sursuni 

 decrescentibus, racemo oblongo multifloro, bracteis linearibus acuminatis floribus longi- 

 oribus, sepah's oblongis lateralibus deflexis, petalis erectis oblongis denticulatis, labelli 

 unguiculati subrotundi laciniis cuneatis inciso-denticulatis intermedia majore calcare 

 dupio breviore, Lindl. — Habenaria, Spr. — Orchis, Willd — Ph. Am. 2. p. 589. 



Hab. Sillery, Canada. Mrs Sheppard. — Perhaps only a stunted var. of the following. 



21. P.Jimhriata (Lindl. Gen. Orch. p. 293); caule folioso, foliis oblongis sursum de- 

 crescentibus, racemo oblongo multifloro, bracteis linearibus acuminatis supremis floribus 

 subaequallbus, sepalis oblongis obtusis lateralibus deflexis, petalis erectis oblongis obtusis 

 incisis, labelli unguiculati subrotundi laciniis cuneatis inciso-dentatis intermedia majore 

 calcare duplo breviore. Lindl. — a. grandijlora. — Habenaria, Br. — Hook. Ex. FL (. 224. 



Orchis grandiflora. Bigel, (Habenaria, Torr. — Platantbera, Ziwc?/.) — ^.floribus min~ 

 oribus. P. crispa. Lindl. 



J 



Hab. a. and /3. Abundant throughout Canada. Mrs Perceval. Mrs Sheppard. Cleghorn. Newfound- 

 land (chiefly jS). Miss Brenton. 



22. P. psychodes (Lindl. Gen. Orch. p. 294) ; caule folioso, foliis inferioribus oblongis 

 obtusis supremis angustissimis acuminatis, racemo laxo multifloro, bracteis foliaceis flori- 

 bus longioribus, sepalis retusis lateralibus deflexis, petalis emarginatis, labello unguicu- 

 lato tripartito laciniis cuneatis capillaceo-multifidis subsequalibus, calcare ovario duplo 

 breviore. Lindl. — a. laciniis labelli omnibus multifidis. Lindl. — Orchis psychodes, L. 

 Ph. Am. 2. p. 585. — Habenaria, Spr. — Habenaria lacera. Br. — Orchis, Ph. Am. 2. p. 

 586. — /3. lacinia intermedia labelli indivisa, Lindl. 



Hab. «. Canada. {Purslij, Sillery. Mrs Sheppard. — Probably not distinct from the preceding. On the 

 subject of this species, my valued friend Dr Gray thus writes to me, after an examination of the Banksian 

 and GronoYian Herbaria : '* As to Orchis psychodes, there is still a great confusion of synonomy, or would 



