920 
ONCIDIUM pumilum. 
Mr, Herbert's Dwarf Oncidium. 
GYNANDRIA MONANDRIM. 
Nat. ord. Oncurpex. Div. Epidendrew, 
ONCIDIUM, Supra fol. 727. _ 
Div. 1. Pertanthii foliola omnia discreta. Lindl. Coll. bot. xxvii. 
~~. pumilum; foliis rigidis ovalibus obliquis, panicula erecta thyrsoidea 
__ foliorum longitudine, laciniis perianthii obovatis: superioribus macu- 
‘ latis, labello trilobo cristato: lobis eequalibus ovatis, alis column in- 
_ tegerrimis. 
’ Herba parasitica, pumila, sempervirens, bulbis nullis. Folia disticha, 
latentia, ovalia, rigida, avenia, sepiis apice et basi ob torsionem obliqua. 
Seapus terminalis, erectus, paniculatus, thyrsoideus, brachiatus. Flores 
~ luteo-brunnei, parvi. Perianthium patens, 5-partitum, laciniis obovatis, 
Subundulatis, apice incurvis: superioribus ‘fusco maculatis, inferioribus im- 
“thaculatis, Labellum luteum, planum, subrotundum, trilobum : lobis ovatis, 
“obtusis, subequalibus: intermedio pauld minore, disco callis duobus longi- 
tudinalibus sinubus loborum oppositis cristato. Columna alis parvis, inte- 
gerrimis, rotundatis. Anthera rostrata. $ 
= 
This pretty new species of Oncidium was communi- 
cated to us by the Honourable and Rev. Wm. Herbert, 
from his collection at Spofforth. It was found by one of 
his collectors upon the trunk of a Bombax Ceiba, between 
io Janeiro and Boto Fogo. It flowers in June, and grows 
teadily in a stove, in a mixture of dead wood and moss, as 
deed does the whole genus, which is, perhaps, the most 
easily cultivated of all the tribes of Orchidee. 
It has been contended» by some recent Botanists, that 
the modern principles upon which Orchideous plants are 
divided into genera are inadmissible; and we believe that 
their judgment is influenced, in a great degree, by per- 
