ONCIDIIJM. 



OUCIHDES. 799 



and a (Irawiiig. From llie laiier ii appcnis, llial llio cresl is very difTerent from lliat 

 of 0. suave , lo wliich I sliould liave oiherwise rcfcrred il ; ihe cenlre of the crest 

 consisls of ihree equal sharp teelh, wilh a very small onc in tlie angles ; in nddilion 

 10 wliicli ihere are two large front leclh, which sland helow ihe olhers , and curve 

 backward. It is described as having ihe habit of 0. ansifcrum. 



Wild in . Obiained by Rchb. from Consul Schiller's garden. 



Huc Oncid. microstigma Rchb. fil. 1. c. p. 90: 



Niilli affine, 0. ansifero et Wendlandiano simile, callo diiplici, ini- 



bricanle, poslico tridactylo ornilbopodo, anlico relrorsum semilunaLo a 



dachiis iliius leclo, alis dolabriformibus. 



Panicula laxissima, ramuli erecto ascendentes paucillori, rariliori, bractcae ovalae, 

 acutae, abbreviatae. Perigonii phylla undulata. Sepala oblonga ncuta basi valde an- 

 gusiaia cuneata. Tepala subaequnlia sessilia. Labellum sepalis vix brevius. trilobum. 

 lobi basllnres rolundati obluse humerati , lobus medius a basi ligulnta obcuneaia di- 

 latatus. transverse rotundus, obreniformis, inde bilobulus, Tuberculatio in ima basi : 

 tubercula duo transversa sibi opposita ac cxlremitatibus imposila, posticum trilobum 

 lobis acute iriangulis. lateralibus divergentibus interposito utrinque in sicco lobulo 

 minuio (flgura hinc ornilhopoda) ; luberculum aniicum semilunatum, apicibus tectis 

 a lobis lateralibus tuberculi poslici. Gynostemium cycnicolle (seu incurvum) su- 

 perne amplintum. Alae dolabriformes exlus minutissime lobulatae . androclinium as- 

 ccndens, postice acutum ; rostelli dens linearis retusus bidentalus parvus, carinae re- 

 gionis tabulae infrastigmaiicae sub ipso siigmate contiguae , dein divergentes, inde 

 niargiDales. Bluthenblatter orangegelb, Lippe hell. wohl weiss. Rispe u. s. w. siiramt 

 mil Oncid. ansiferum Rchb. fil. 



164. ONCIDIUM POLYCLADIUM Rclib. MSS. Lindl. Fol. p. 47: 



0. folio lanceolalo-lorato, panicula homoeanlha longa angustissima 

 ramulis spalhaceo-braclealis valde flexuosis sub-quinque-floris, sepalis 

 pelalisq. lanceolalis undulatis aculis, labeili lobis iateralibus runcinalis 

 subito in inlermedium duplo laliorem subrotundum bilobum transeunti- 

 bus. crista triloba adjectis dentibus 2 sub apice et 2 alteris juxla basin, 

 columnae alis Iriangularibus acutis buccis conicis. 



Flowers seem to be colourcd as in 0. Baueri; but they are as small as in 0. pen- 

 ladactylon, and appeur in a long. very narrow raceme. the lateral branches of which 

 are noi more ihan one inch and a half long, in aboul fourflowered right-angled 

 lipzags. The spathaceous bracts are as long as the internodcs, or even longer. 

 Wild in Costa Rica. Veragua; Chiriqui— Warczewicz. 



165. ONCIDIUM TENUE Lindl., in Journ. Hort. Soc. IH. 76. c. ic. xyl. L. F. p. 47 : 



Pseudobulbs exireraely thin. Flowers in a straggling raccmc or imperfect panicle, 

 the size of those of 0. suave. I have had it from Sir Philip Egerlon with pseudo- 

 bulb.s as broad as ihe hand . and a panicle four feei long. Tlie supposed variety 

 meniioned in the sevenlh Vol. of llie ..llort. Soc Journdl" will be raenlioned further 

 on (see no. 169). 



Wild in Guaiemala— Ilartwcg ; Mexico. near Oaxaca— Galeolli. 5324. 



Cf. Walp. Ann. 1. 788. — Journ. Hort. Soc. lll. p. 77: 



A small Oncid rcmarknble for its cxceedingly tliin pseudobulbs , which although 

 2—3 inches long , are not more than '/s of an inch ihick in tho middlc. from which 

 ihey grnduolly flne uway into an edge, wliich is almost acute. The lcaves are ihin 

 oblong lanceolaie. and miich shorter ihan the slender narrow racemose panicle, ihe 

 hranches of which nre nearly of the same lengih, each bearing 3—4 flowers. The 

 latter are not unlike those of 0. SuUODi in size and colour, ibai is to say , yellow. 

 motiled wiih brown. 



Tbis species is disiinct frora Oncid. suave by iis broader ieavcs and acutely tri- 

 aiigulnr columa wings; end from 0. citrinum by ils roundisb oblong pseudobulbs, 

 iargc coluroa wings. broad leaves, babit eic. 



