This collection of Radiovittaria stipitata was found growing on a rotting log along with Radiovittaria remota (Sundue 3210) in Parque Nacional Las Orquideas where both species are fairly common.
- Habit. Young leaves are reddish
- Habit. Young leaves are reddish
- Sori with abundant paraphyses
- Abaxial leaf surface with elongate sori