Sūþsǣ is þæt garsecges earm se bedāleþ Breten þæt land of Europan: be norþen þæm sǣ is Breten sūþ rīm and be sūþen him is Francland. In þisse sæ licgaþ fēa īega, ac andlang Breten sūþecge sind Wiht and manig lytlan īega and on þæs brimes sūþdæl sind Cēsarēa and Garnesīeg and hiere igoþa, þā sind Bryttiscu āgennes.
He is 350 mīlalang and 150 mīla is his brādu æt his brādost, ac 21 mīla brād be Dofrum.
In Ælfredes Cyninges bōc Orosius fint man: "se garsecg þe man hæt Brittanisca, & be norðan on oðre healfe þæs garsegges earme is Brittannia þæt land"
Sūþsǣ is Middangeardes bȳsigoste scipryne.