I he plants included in this section of cool-house Orchids form a group of unusual beauty and utility 
I he genus closely related to Oncidium and Miltoma, embraces about 100 species originating'in the higher 
regions of the Andes, from Mexico and Guatemala to Colombia and Bolivia. Odontoglossum crispum 
probably the most extensively grown Orchid, is particularly admired for its extremely handsome flowers 
and easy culture. A remarkable number of natural hybrids occur in the family, and intercrossing no doubt 
fvw ntS i m arg - 6 , mea u Ure f ° r th ° , size and horticultural value of the genus. With few exceptions, the 
Odontoglossum is found in extremely moist situations, where the annual rainfall is excessive and the tem¬ 
perature more or less even and cool throughout the year. 
callyfwlth the r sp f edes UtifUl ^ hybrids adapted to 0llr climate will be found listed below, alphabeti- 
ODONTOGLOSSUM X amabile (crispum X 
crispo- Harryanum) .SI0.00 
O. X Ardentissima (crispum X Pescatorei). .. 10.00 
O. Bictonense. Flowers yellowish-green, 
blotched with chestnut- blown, with pale rose 
lip. Fall. Guatemala and Mexico. ....| 1 .50 to 2.50 
O. Cervantesii. blowers 13^ to 2 inches across, 
white, with chocolate-red tangential streaks 
around the base. Mexico.11.00 to 2.00 
O. cirrhosum. 3 50 
O. citrosmum. This plant produces its long 
pendulous spikes of fragrant lemon-colored 
flowers, sometimes flushed and dotted with 
pmk; fine for exhibitions; remaining perfect 
for weeks. June-July. Mexico. See illustra¬ 
tion, page 39.$1.50 to 2.50 
O. citrosmum album. n nn 
O. X Claytii. 18 . 00 
O. crispum (O. Alexandra;). One of the most 
charming, beautiful and useful of all Orchids- 
flowers large, variable in colors, white fre¬ 
quently tinged with rose, and again blotched 
with red ; borne on long, many-flowered, grace- 
lully arching spikes. (See illustration of dowering 
spike on page 39.) March-May Colombia_ 
$1.50, $2.50 to 5.00 
Odontoglossum grande. See page 39 
38 
