ONCIDIUM MACRANTHUM. Native of Colombia. 
A very handsome species with stout, ovoid, compressed, furrowed (and in old 
age somewhat wrinkled) pseudobulbs. They bear two leathery, strap-shaped 
leaves about a foot long and 2 inches in width, sharply pointed and dark green in 
colour. Flower scape is very long (up to 12 feet), twining and branching. It 
carries up to 75 flowers, each between 3 and 4 inches across. Sepals and petals 
are narrow at the base then broadly ovate, crisped and wavy, the petals being 
rather broader than the sepals. Both are fleshy and thick. They are bright 
yellowish-brown, the petals being rather more yellow or golden. Lip is compara- 
tively small and roughly triangular. It is white and has two purplish-brown side 
lobes. Blooms in Spring and early Summer and lasts for many weeks in beauty. 
Treatment as for O. cornigerum. 
ONCIDIUM MARSHALLIANUM. Native of Brazil. 
A striking and beautiful species with oblong, compressed pseudobulbs bearing two 
leathery, oblong-lanceolate leaves up to about 8 inches long by 2 inches broad, 
bright green on top and pale green underneath. The stout flower spikes grow up 
to a couple of feet long, branched, with numerous flowers each between 2 and 3 
inches across. Sepals are short, ovate and concave, yellow prominently barred 
with purple. Petals, twice as long, reniform, wavy and bilobed, golden yellow 
with large blotches of chocolate in a row along the middle. The spreading lip is 
nearly 2 inches across, notched, contracting at the base with two small side lobes. 
It is bright yellow spotted with orange-red at the base and is crested with a 
number of fleshy tubercles, Flowers in Summer and lasts well. Treatment as for 
O. cucullatum. 
ONCIDIUM ORNITHORHYNCHUM. Native of Mexico and Guatemala. 
A dwarf species with smooth, ovate, compressed pseudobulbs, each with two 
sword-shaped and pointed leaves. Flower scapes, up to 18 inches long, incline 
to droop, and are crowded with pretty flowers up to an inch in width, and rosy- 
purple in colour. Flowers in Autumn and Winter and lasts some weeks in beauty 
and fragrance. Cool growing and shade loving, it likes plenty of moisture at 
all times. - 
Var. albiflorum.—White flowers crested with yellow. Likes rather warmer con- 
ditions than the type. 
ONCIDIUM PAPILIO. Native of Trinidad. 
A brilliant species of the same manner and growth as O. Kramerianum which 
latter is indeed generally treated as a variety of O. papilio. Flowers as described 
for O. Kramerianum but a brighter yellow with red marks and not quite so large. 
Flowers in succession, one blooming and falling as its successor opens, Treatment 
as for O. Kramerianum. 
Var. Eckhaudtii.—Flowers large, lip yellow with an orange-red border. 
a Fae 
