Taxa described in 1788

Aquilaria is a genus of trees, called lign aloes or lign-aloes trees, in the family Thymelaeaceae. It includes 21 species native to southeast Asia. They occur particularly in the rainforests of Indonesia, Thailand, Cambodia, Laos, Vietnam, southern China, Malaysia, Northeast India, Bangladesh, the Philippines, Borneo and New Guinea. The trees grow to tall. The leaves are alternate, long and broad, with a short acuminate apex and an entire margin. The flowers are yellowish-green, produced in an umbel; the fruit is a woody capsule long.

Microtea, the jumby peppers, are a genus of flowering plants in the family Microteaceae, native to the Caribbean islands, Central America, and tropical South America.

Marattia is a small genus of basal, large, fleshy eusporangiate ferns, found in the Americas.

Michauxia is a genus of plants in the family Campanulaceae. First described in 1788, this genus contains 8 known species native to southwestern Asia.

Mendoncia is a genus of climbing plants in the family Acanthaceae.

Paliavana is a genus of flowering plants belonging to the family Gesneriaceae. It includes six species native to eastern Brazil.