Phalaenopsis inscriptiosinensis is a species of orchid endemic to central Sumatra.
Description The plants are short-stemmed epiphytes with 3-5, elliptic-oblong, 8-16 cm long and 4-8 cm wide leaves. The 3.5 cm wide, white or pale yellow flowers bear transverse band of brown, which are reflected in the specific epithet inscriptiosinensis, as they are thought to resemble inscription on the petals and sepals. They are produced on axillary, decurved, 2-5 flowered racemes. Christenson, E. A. (2001). Phalaenopsis: a monograph. Timber Press (OR).
Taxonomy This species is placed within the section Zebrinae, however its position is somewhat unclear.Tsai, C. C. (2011). Molecular phylogeny and biogeography of Phalaenopsis species. In Orchid biotechnology II (pp. 1-24). It could be separated from other species of this section on the basis of restriction site polymorphisms.Kishor, R., & Sharma, G. J. (2018). The use of the hypervariable P8 region of trn L (UAA) intron for identification of orchid species: Evidence from restriction site polymorphism analysis. Plos one, 13(5), e0196680.
Conservation This species is protected unter the CITES appendix II regulations of international trade.
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