Vandegc.] CLXIX. ORCHIDEJE. 561 
costa. prominula. .Scapus infra pseudobulbum..petlolo vix longior, flore unieo parvulo. 
Bractea scariosa. : ' 5 AMIDUE inr 
Species 1, Mexicana. ' reichb. f. in. Walp. Anü.vi.682. Genus nobis imperfecte notum ex spe- 
€imine unico in herb. Lindl.; character noster quoad flores ex analysi et descriptione Lindleyi. 
152. Saundersia, Reichb. f. Beitr. Orch. 17, t. 6, àw Nov. Act. Nat. Cur. xxxv.—Perian- 
thium supra ovarium productum in cavum oblique ovoideum sub sepalis clausum. | Sepala 
supra cavum libera, subzequalia, patentia, ovata. Petala sepalis similia. —Labellum ima 
basi eum columma breviter connatum, ungue longo lati lo sepala sup , lamina 
2-loba. Columna brevis, crassa, 2-auriculata, basi cum labello connata, apoda ; clinan- 
drium truncatum.  Anthera terminalis, opercularis, incumbens, 1-locularis; pollinia 2, 
cerea, ovoideo-oblonga, sulcata, inappendi , anthera dehiscente stipiti angusto affixa, 
glandula parva. Capsula . . . —Herba epiphytica, caulibus brevissimis 1-foliatis pauci- 
vaginatis, non v. vix in pseudobulbum i tis. Folium obl , cori 
Seapus brevis, recurvus, subfasciculato-pluriflorus, bracteis ovatis obtectus. Flores 
mediocres. (Char. ex ic. et descr. Reichb. et ex ic. Descourtils in. herb. Lindl.) : 
- Species 1, Brasiliensis, a nobis non visa, —ZteicAb. f. Xen. Orch. t. 177. 
153. mBraehtia, Reichb. f. in Linea, xxii. 853. (Oncodia, Lindl. Fol. Orch. 1853.)— 
Perianthium supra ovarium productum in cavum oblique subglobosum, infra sepala 
clausum. Sepala supra cavum libera, subzequalia, suberecta. Petala sepalis similia nisi 
latiora. Labellum cum basi columns» continuum, breve, erectum, indivisum, basi 9- 
lamellatum. Columna brevissima, crassa, marginibus basi eum labello continuis ; elinan- 
drium oblique tr tum, antice 2-dentat Anthera terminalis, opercularis, i. n 
dorso carinata, imperfecte 2-locularis ; pollinia 2, cerea, subglobosa, sulcata, inappendi 
culata, anthera dehiscente stipiti lato lineari affixa, glandula oblonga. Capsula . . .— 
Herb: epiphyticze, caulibus brevibus paucifoliatis pseudobulbo 1-foliato terminatis. Folia 
coriacea. Pedunculi sub pseudobulbo axillares v. laterales, simplices.  Racemus ad 
apicem pedunculi brevis, densus, dus, bracteis E is imbricatis flores sub- 
quantil Flores medi v. parvuli, breviter pedicellati. 
Species 3, Colombians. | Heichb. f. in Walp. Ann. vi. 854; Xen. Orch. i. 74, 1. 29. 
» 
154. Odontoglossum, H. B. c! K. Nov. Gen. et. Sp. i. 350, t. 85.—Sepala. subzequalia, 
patentia, libera v. lateralia rarius basi brevissime connata, lanceolata v. oblonga, rarius 
ovalia. Petala sepalis similia v. rarius latiora. Labellum ad basin column:e ei continuum ; 
s:epeque brevissime adnatum, basi erectum v. column: parallelum ; lobi laterales breves 
erecti, medius patens v. deflexus, integer v. emarginatus, angustus v. latissimus ; discus 
basi varie cristatus bicallosus v. rarius nudus. Columna quam in Oncidio sepius (nec 
semper) longior, medium versus angustior, basi interdum in In expansa, apice 
preter dentes v. lobos clinandrii exalata, rarissime more Oncidii ad latera stigmatis 2-au- 
riculata ; clinandrium nunc truncatum vix prominens, nunc dentibus v. lobis 2 lateralibus 
angustis v. varie laceris dilatatisque instructum, nunc ample membranaceum lobatum 
denticulatumque. Anthera intra clinandrium terminalis, opercularis, i bens, semi- 
globosa v. fere cucullata, l-locularis v, imperfecte 2-locularis; pollinia 2, ovoidea, 
integra v. a latere suleata, inappendiculata, anthera dehi stipiti lineari v. rarius 
latiori affixa, glandula ovali v. angusta. Capsula ovoidea v. oblonga, apice swpius bre- 
viter rostrata.—Herb:e epiphyties, caulibus abbreviatis pseudobulbo 1-9-foliato termi- 
natis. Folia sub pseudobulbo pauca, disticha, .coriacea v. carnosula.  Scapi sub 
pseudobulbo axillares, quam in Oncidio swpius validiores, nunc breves 1-flori v. laxe 
pauciflori, nune elati ample paniculato-ramosi floribundi. Flores speciosi v. in Myanthiis 
llis parvuli, pedicellati. Bractes ovats v. l late, pedicellis brevi nunc 
002 
