13th-14th century. Circa instans Platearii.

Trinity College, Cambridge.

13th-14th century. Versus de Ysope (Hyssop).

Harleian 524 (CLXI). British Museum.

Circ. 1300. De herba Basilisca seu Gentiana.

Harleian 2851 (XXIX). British Museum.

(Written in England.)

13th century. Beginning of a history of trees and plants which ends abruptly on page 3.

Harleian 4751. British Museum.

Late 13th-14th century. [Verses—including 19 lines on various herbs.]