|
taxonomy |
described by |
Reichenbach, Heinrich Gustav |
|
published in |
The Gardeners' Chronicle & Agricultural Gazette 2 : 809 1886 |
|
|
|
var. roseum |
described by |
Sander, Henry Frederich Conrad |
|
published in |
Sander's Orchid Guide 68 1901 |
|
|
|
|
family |
Orchidaceae |
|
subfamily |
Epidendroideae |
|
tribe |
Malaxideae |
|
subtribe |
Dendrobiinae |
|
genus |
Dendrobium Swartz 1799 |
|
|
|
|
chromosomes |
2n = 38 |
|
metabolism |
CAM pathway, stomata of the leaves are open at night. |
|
|
(K.Silvera, L.S. Santiago, J.C. Cushman, K. Winter - International Symposium on Plant Biology, August 2013) |
|
|
it is useful give the soluble mineal nutriens, on the roots. |
|
|
|
native of |
origins |
rainforest, on mangrove trees, often along rivers or the coast of Papua (Noord River, Maluku Islands) Rossel Island, New Ireland, Port Praslin, Punam, Sepik River, Aitape), Irian Jaya |
|
altitude |
0 - 881 (1200) m (0 - 2907 (3960) ft) |
|
habitat |
climate informations from Ambunti (East Sepik, Papua) |
|
|
Köppen climate classification : Af, humid tropical climate of the rainforest |
|
|
(no winter season, more abundant rainfall) |
|
|
the weather station data (temperatures are calculated for an altitude of 450 m / 1485 ft) : |
|
|
![Dendrobium bracteosum a gr uk](https://hortusorchis.org/images/multithumb_thumbs/b_0_0_0_10_images_Dendrobium_bracteosum_a_gr_uk.jpg) |
|
photoperiod |
in Ambunti this orchid bloom with a photoperiod, that varies during the year, from 12 h 16 m' to 11 h 44 m' |
|
life form |
epiphyte |
|
brightness |
partial shade |
|
|
|
inflorescence |
length |
1 cm (0.4"), from the upper nodes |
|
nr flowers |
6 - 8, fragrants |
|
size |
single flower 2 L 2 cm (1" L 1") - inflorescence 4 L 5 cm (1.6" L 2") |
|
duration |
inflorescence ≈ 120 - 150 days |
|
time |
to bloom from birth, ≈ 60 days |
|
|
|
CITES |
appendix |
II |