2006 
* ONCIDIUM deltodíeum. 
Triangular-lipped Oncidium. 
GYNANDRIA MONANDRIA. 
Nat. ord. ORCHIDACEZ, $ VANDEA. 
ONCIDIUM. Suprà, vol. 13. fol. 1050. 
$ 1. Sepala lateralia libera. 
*** Labelli laciniz laterales intermediá majores. 
O. deltoideum ; pseudobulbis oblongis compressis sulcatis 2-3-phyllis, foliis 
'lineari-lanceolatis canaliculatis, scapo paniculato ramis multifloris flexuosis 
divaricato, sepalo supremo unguiculato obovato lateralibus longioribus spa- 
thulato-lanceolatis apice revolutis, petalis latioribus obovatis erispis, labello 
deltoideo angulis rotundatis, cristà tuberculatà serie subduplici tuberculorum 
juxta basin et quatuor versus apicem am min distinctis biseriatis minore 
interjecto, column alis maximis acinaci ormibus. 
O. deltoideum. Supra, vol. . fol. 
. . Omnes partes virides leviter glaucescentes. Panicula secunda, nutans, 
in apice scapi sesquipedalis. Sepala et petala lutea. Labellum apice acu-, 
tuusculum reflexum. Crista e tuberculis brevibus oblongis composita, ferè 
totum discum labelli occupans ; tubercula baseos interiora in circulum con- 
Fluentia unico centrali magis prominulo, exteriora in lineas duas interruptas 
divergentes ordinata; ultra hec versus apicem adsunt unum oblongum in 
ipso apice circuli et utrinque duo alia majora patentia et magis versus 
apicem tendentia : Circulus et tubercula exteriora pallide flavescunt maculis 
quibusdam sanguineis interjectis. Ale columne, in planta. culta integer- 
rime, in spontanea denticulis quibusdam marginantur. 
I was very unexpectedl tified at finding this rare 
plant a few vedi di flower si the greenhouse of Wm. 
Joseph Myérs, Esq. of Aighburgh, near Liverpool. It had 
been sent him from Lima by John Maclean, Esq. a great 
friend to science, now resident in that distant station. Mr.. 
Maclean probably received it from Mr. Mathews, who first 
* See folio 1050. 
