Begonia lanuzaensis (sect. Petermannia, Begoniaceae) a new species from Surigao del Sur, Mindanao Island, Philippines

Begonia lanuzaensis from Mt. Nabuywang, Lanuza, Surigao del Sur, is described as a new species endemic to the Philippines. B. lanuzaensis is allied to B. mindanaensis and B. agusanensis in having oblanceolate leaves with short petioles and four-tepalled staminate flowers but is distinct in having glabrous stems and petioles; bigger, triangular and glabrous stipules and larger leaves.

Automated summary

The newly discovered plant Begonia lanuzaensis is a unique species endemic to the Philippines, closely related to B. mindanaensis and B. agusanensis. However, it can be distinguished by its glabrous stems and petioles, larger stipules, and bigger leaves.