Table 4.2.
(Continued
)
Orchid species, cultivars,or hybrids
Explant type
Cryopreservationtechnique
z
Survival (%) ofexplants post-cryopreservation
References
Dendrobium nobile, D.
nobile
×
D.
nobile var.
nobilius
,D.
Lady
Hamilton
, Calanthe
furcate, CattleyaSuzanne Hye
×
C.
Bob
Betts,
Lc
. Corisande
×
Blc
.Norman’sBay
“Royal Bride,”
C.
Remy
Chollet
×
Lc
.Hyperion
Seed and pollen
Low temperature (
−^79
◦C)
(dehydrated)
Ito (1965)
Cattleya
hyb. (undef.) and
Dendrobium nobile
Seed
Low temperature (
−^79
◦C)
(dehydrated orimmersed in glycerin)
Germinated well
(209 d and 465d)
Ito (1965)
Dendrobium phalaenopsis,
Phalaenopsis amabilis
Seed
Temperature (25
◦C–28
◦C) 30% (after 20 d)
Limartha (1975)
Calanthe
Takane and
C.
discolor
Seed
Low temperature (
−^15
◦C
and 17
◦C)
52%, 30% (after
1 year)
Hasegawa et al. (1978)
Gymnadenia conopsea,
Orchis morio, Ophrysapifera
Seed
Ultra low temperature
(−
196
◦C)
Pritchard (1984)
Encyclia vitellinum
Seed
Low temperature (
−^40
◦C)
100% (5 weeks)
Koopowitz and Ward (1984)
Guarianthe aurantiaca
(syn.
Cattleya
aurantiaca
)
Seed
Temperature 20
◦C (with
water content of2.2 75.6%)
5% (after 1 year)
Seaton (1985)