40 
ONCIDIUM spilopterum. : 
Spot-winged Oncidium. | | 
GYNANDRIA MONANDRIA. 
Nat. ord. ORCHIDACES: 8 VANDEAE—DRASSIDA. .. Vegetable King- 
dom, p. 181. ined. 
ONCIDIUM, Swartz. 
Sect. II. EvoNciDiIUM. 
++ Sepala v. petala basi angustata. 
* Folia plana. 
+t Pentapetala ; sepalis lateralibus omnino disjunctis. 
© Micropetala; petalis sepalis lateralibus subsequalibus et: similibus. 
cece Labellum panduratum ; i. e. medio constrietum basi angustius. 
O. spilopterum (Lindl in Bot. Reg. 1844. mise. 76 ); pseudobulbis com- 
pressis oblongis diphyllis, foliis erectis oblongis scapo erecto racemoso 
brevioribus, sepalis ovatis acutis liberis, petalis conformibus latioribus, 
labello maximo trilobo subrotundo emarginato apiculato lobis lateralibus 
nanis obtusis, cristá anticè trilobá jugis quibusdam verrucisque utrinque 
pone basin quasi 5-lobà, columnæ alis semicordatis crenulatis maculatis. 
O. gallopavinum, Morren in Ann. Soc. Hort. Gand. 1. 13. 
We have to thank Mr. Loddiges for specimens of this 
plant, and also for pointing out its identity with Prof. 
Morren's O. gallopavinum. It had been previously described 
in the miscellaneous matter of this work as a native of Brazil, 
and it probably was this circumstance which prevented the 
learned professor at Liége from identifying his plant with 
ours. Prof. Morren says that it comes from Mexico; and 
Messrs. Loddiges informs us that their statement of Brazil 
being its habitat was made on the authority of a corres- 
pondent, the plant not having been imported by themselves. 
It is really a beautiful species, in an artificial arrange- 
ment seeming to be intermediate between O. Lanceanum 
and carthaginense, but naturally standing near O. reflexum 
and the Mexican species allied to it. Its flowers are large 
and yellow, with small brownish purple sepals and petals ; the 
base of the labellum is the same colour; while the wings of 
