Those four places are Luzon Island, Mindanao, Zamboanga Peninsula and in Camarines Sur near the Isarog mountain.
The International Plant Names Index lists three entires of Phalaenopsis micholitzii.
[2][8] Threats to Phalaenopsis micholitzii are habitat loss and degradation, and over-collection for trade.
It is utilized as an ornamental plant, and it has anti-inflammatory and anti-bacterial properties in traditional Chinese medicine.
While this plant is still classified as critically endangered, there are several conservation acts in place, including land and water protection and management.