ONr.IDlUM. 



ORCIIIDES. • 75 1 



Gnrdeners Cliren. 1853. 15. Oct. 663. c. A siraggly plant, wiih habit of 0. aUissi- 

 mniii. Tlie pscuilobiiibs are clecjily aiid ruggetlly g^rooved, lcaves are aboiil IVi incli 

 . louf,', broadly Innceolnie, very much sborler, than ihe long narrow, racemose panicle. 

 Flowers .«mall, brownisb , with some yellow spots .cspeciaHy at ihe angles of ihe lip. 

 Crest of lip brislle wiih fine slilT white hairs, by which circumsiance among oihers 

 it is known Irom 0. dclioideum. 



105. 0NCII)IU.M .MGR.ATCM Lindl. in Paxi. Fl. Gard., I., i\r. Wi. L. F. p. 31: 



Flowers cream-coloured in brauched panicles , wiih dark blackish brown spois 

 and bands. The sepals and petals are linearlanceolate, equal, and wavy. 



Wiid in Guayana— Schomburgk, flde Loddiges. 



ra.nl. Fl. G. l. p. 72. nr. 122. Guiana. Cream col. flowcrs spotted wilh blnckish 

 Lrown, arranged in a panicle. Introduced by Lodd. 



Panicula ramosa, sepalis linearilanceolalis undulatis aculis aequali- 

 hus, iabello triangulari postice rotundato, apice angustalo acuto, crista 

 mullituberculaia. columnae alis anguslis subdentatis basi productis. 



Sir VV. Scliomburgk disc. Allied to 0. phymatochilum. Clossoms as large as ihose 

 of 0. incurvum. Colour of sepals and petals is pale yellow or cream colour wilh 

 a few irregular brownish black blotches. Lip is bright yellow, wiih a brown siain 

 or two below the point. 



106. ONCIDILUM PUMILUM Lindl. Orch. 205. B. R. t. 920. Bot. Cab. 1732. Bot. Mag. 

 t. 35bl. Paxt. Fl. G., II. ic. 132. L. F. p. 31: 



Eiiidendr. ligulalum Arrab. Fl. flum. ix. 15. 



Flowers small, yellow in a dense erect branching panicle. The crest consists of 

 a pair of paraliel converging ridges, reaching as far as ihe re-entering angles of ihe 

 lip. The pollen masses are very narrow , furrowed al the back, and siand upon a 

 sagiiiaie caudicle. l'rof. Keichenbach remarks to me, ibat if it wcro prudent to dis- 

 membfr Oncidium, this plaiit would deserve to be removed. 



VVild in Drazil ; on brancbes of Crescentia, Rio Comprido— Gardner , 124, Gri»e- 

 bach, iMiers ; Cabeja de Fradre, Serra d'EstrelIa— Luschnaih. 



— Lindl. Ilook. Lond. Journ. IIL 508. 1844: Kingston , Wm. Purdie, common 

 on Logwood hedges. 



107. OKCIDIUM NANUM Lindi. in Dot. Rcg. 1842. misc. 30. Pa.\t. FI. G.. II., ic. 130. 

 L. F. p. 32 : 



Resembles 0. pumilum , but is tolally difftjrent in ihe form of the paris of the 

 flower. Thc wings of ihe column have a secreting gland at the point, as in som& 

 oiher species. 



Lind. I. c, misc. 30: 



Fseudobulbis nullis, foliis rigidis ovalibus concavis, racemo stricto. 

 folioruin longitudine, sepalis petalisque obovatis oblusis incurvis, laboIlO' 

 lucido auriculato apice cuni-atiin dilatato emaiginato, callis disci duobus 

 basilari transverso altero longitudinali Irisulcato, alis columnae angus- 

 tissimis decurvis apice glandulosis. 



Ilabit of 0. pumilum , to which ii is nearly allieiL It differs having very mucb 

 larger flowers, and in ihe forin of its lip, which is varnished as it were , and bears 

 two largc warts , onc iransvcrse and onc longiiudinal, placed at right anglcs to eacli 

 oihcr. Thc form of ibe wings of the column is almost ihat of ;i straight knife-blade 

 dirccied dcwn-wards, andtippeil wiih a lucidgland.Lodd. obtained from Guayana (1327.) 



lOb. ONCIDIUM GRACILE Lindl. in B. R. sub t. 1920. Paxt. FI. G., Il.ic. 123. L.F. p.32: 



Scape slciidcr , cighlcen inches long , T^ilh a vcry fcw flowers al the cnd. Lip 

 yellow. Sepals nnd peiiils chocolate-brown. This flowered in 1810 with the laie 

 Mr. Barker. 



