M / mĕsosphaerum
noun greek

mĕsosphaerum

gen. mĕsosphaeri · gender neuter · decl. 2nd
= μεσόσφαιρον
a kind of nard with middle-sized leaves
a kind of nard with middle-sized leaves (v. hadrosphaerum and microsphaerum), Plin. 12, 12, 26, § 44.