× ''Cattlianthe'', abbreviated ''Ctt.'' in the horticultural trade, is the

orchid Orchids are plants that belong to the family Orchidaceae (), a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Along with the Asteraceae, they are one of the two largest families of flowering ...

nothogenus In botanical nomenclature, a Hybrid (biology), hybrid may be given a hybrid name, which is a special kind of botanical name, but there is no requirement that a hybrid name should be created for plants that are believed to be of hybrid origin. The ' ...

for intergeneric hybrid greges containing at least one ancestor species from each of the two ancestral genera ''

Cattleya ''Cattleya'' () is a genus of orchids from Costa Rica south to Argentina. The genus is abbreviated C in trade journals. Description Epiphytic or terrestrial orchids with cylindrical rhizome from which the fleshy noodle-like roots grow. Pseu ...

'' and ''

Guarianthe ''Guarianthe'', abbreviated ''Gur.'' in the horticultural trade, is a small genus of epiphytic orchids, growing in wet forests in Mexico, Central America, Colombia, Venezuela and Trinidad. It was separated from the bifoliate ''Cattleya ''Ca ...

'', and from no other genera. Since orchids in ''Guarianthe'' were placed in ''Cattleya'' before 2003, many orchids in × ''Cattlianthe'' were previously placed directly in ''Cattleya''.

Notable hybrids

Notable hybrids, known as greges, include the following: * ''Ctt.'' Jewel Box (formerly ''Slc''. Jewel Box), a

hybrid Hybrid may refer to: Science * Hybrid (biology), an offspring resulting from cross-breeding ** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species ** Hybridity, the property of a hybrid plant which is a union of two dif ...

cross of '' Guarianthe aurantiaca'' and ''

'' Anzac. Its bifoliate

pseudobulbs The pseudobulb is a storage organ found in many epiphytic and terrestrial sympodial orchids. It is derived from a thickening of the part of a stem between leaf nodes and may be composed of just one internode or several, termed heteroblastic and ...

are about 4" tall and grow along a horizontal

rhizome In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...

. A terminal

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

is produced from a sheath at the tip of newly matured pseudobulbs. ''Ctt''. Jewel Box averages 4.8 flowers per inflorescence and 9.2 cm (3.6 inches) natural spread. Flowers are slightly cupped, and vary from magenta to deep red, depending on growth conditions (light/temp) during bud development.

Gallery

File:Ctt_Portia_Gloriosa.png, ''Ctt.'' Portia 'Gloriosa'
(= '' Gur. bowringiana'' × ''C. labiata'') (Formerly ''C. ''Portia) File:Ctt_Chocolate_Drop_VQ_flowers.jpg, ''Ctt.'' Chocolate Drop 'Volcano Queen'
(= '' C. guttata'' × '' Gur. aurantiaca'') (Formerly ''C.'' Chocolate Drop) File:Ctt Jewel Box Scheherazade one.jpg, ''Ctt.'' Jewel Box 'Scheherazade'
(= '' Gur. aurantiaca'' × '' C.'' Anzac 'Orchidhurst')
Formerly ''Slc.'' Jewel Box, ''Ctt.'' Jewel Box is one parent of ''Ctt.'' Hazel Boyd.

References

{{DEFAULTSORT:Cattlianthe Laeliinae Orchid nothogenera