Thank you for posting SaraJean, love to see in situ orchids, and learn from their climate. The plant does looks lke chrysanthum, see the link from orchidspecies site
IOSPE PHOTOS
here is the writeup on it
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This large sized, warm to cold growing epiphyte, lithophyte on limestone cliffs in narrow crevasses and terrestrial species is widespread through the Himalayan foothills of the western Himalayas, Assam India, China, Nepal, Bhutan, Sikkim, Myanmar, Thailand, Laos and Vietnam in humid, mossy, mixed and coniferous forests and primary, broadleafed, evergreen, lowland forests at elevations of 350 to 2200 meters with pendulous, many noded, sulcate, to 5' [150 cm] long stems carrying ovate-lanceolate, acuminate, bright shiny green leaves that blooms from April till November on an axillary, very short, opposite of leaves, few to several flowered, racemose inflorescence that arise on the nodes on the upper portion of an immature leafed pseudobulb. The inflorescence arises opposite of the leaves with 1 to 3 fragrant, fleshy flowers and needs a drier winter rest to set the blooms for the following spring.
This species is best placed in a wire basket with well draining media to accommodate their pendant growth habit.
This species and D gibsonii are similar and often confused. This species has flowers with leaves, much wider petals, the lateral sepals are less spread apart and the lip opening is less round
Synonyms Callista chrysantha (Wall.) Kuntze 1891; Dendrobium chrysanthum var. anophthalama Rchb.f. 1883; Dendrobium chrysanthum var. microphthalama Rchb.f. 1879; Dendrobium microphthalmum Van Geert 1879; Dendrobium paxtonii Lindley not Paxton 1839
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