Dendrobium bracteosum var. roseum photo C. Solimbergo |
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) : | ||
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 |