| Family | Orchidaceae |
| Scientific name | Nervilia concolor |
| Common name (English) | Tall Shield Orchid |
| Common name (Malay) | / |
| Identified as | Introduced plant on Project M.A.R.S.’s land |
Nervilia concolor, commonly known as the tall shield orchid, is a small and unusual terrestrial orchid belonging to the Orchidaceae family. Found across tropical Asia, it is known for its distinctive life cycle: a single broad, heart-shaped leaf emerges after flowering, often lying flat against the forest floor. Its delicate, pale green to purplish flowers appear briefly and singly, making them easy to miss in the understory. This orchid typically grows in shaded, humid forest habitats, forming colonies through underground tubers. Culturally and medicinally significant in some regions, Nervilia concolor has been traditionally used in herbal practices, while botanically it remains admired for its quiet, ephemeral beauty.