1851 
* ONCÍDIUM altissimum. 
Tallest Oncidium. 
stipsi 71 
GYNANDRIA MONANDRIA. 
Nat. ord. Orcutpacex, $ VANDER. 
ONCIDIUM.—Suprä, vol. 13, fol. 1050. 
O. altissimum ; pseudobulbis subrotundis compressis ancipitibus, foliis distichis 
ensiformibus carinatis acutis scapo decurvo multă brevioribus, racemo sim- 
plici, sepalis petalisque labelli longitudine lineari-lanceolatis undulatis, 
labello apice dilatato bilobo medio constricto basi auriculato, cristá ennea- 
dactylà, column alis rotundatis crenulatis. 
Epidendrum altissimum.. Jacq. stirp. amer. 229. t. 141. 
Planta elegans, parasitica arborum, Radices teretes, fibrose, cinerea, 
numerose. Folia acuta, ensiformi-oblonga, avenia, nitida, integerrima, 
crassiuscula, pollicem lata, sesqui-pollicem longa, basi carinata, ceterum 
plana : orta singula e nodo vel tubere ovato, compresso, glabro, ovi interdum 
anserini magnitudine ; qui ipse insidet basi folii alius radicalis, unius alte- 
riusve, et similis. Inter. hoc nodumque exsurgit scapus solitarius, teres, 
glaber, colore ferrugineo, tenuis, inclinatus, quadripedalis, superne race- 
mosus; qui ad pedunculos et nodos vestitur spathis membranaceis, lanceo- 
latis, cinereisque. Pedunculi biflori vel triflori plerumque, distich? alterni. 
Flores inodori, flavi cum maculis fuscis, numerosi. His sunt petala oblonga, 
distincta, utrinque acuta, undulata, subequalia. Nectarii labii inferioris 
lacinia media est subquadrata, flavaque tota sine maculis. — Reliqua in 
"wu obtinent, sicuti in Epidendro (Oncidio) carthayinensi. — Jacq. 
. €. 229. 
I long ago suspected that two distinet species were con- 
founded under the name of O. altissimum, and I even dis- 
tinguished, by the name of O. Baueri, what appeared to be 
a different species from the Epidendrum altissimum of Jacquin, 
which is the original authority for the former name. I was 
afterwards led to suppose that O. Baueri was a mere form of 
O. altissimum, and I accordingly reduced it to a simple 
* See folio 1542, 
VOL. XXH. F 
