black-stem spleenwort
— Noun
– English
～ fern of tropical America: from southern United States to West Indies and Mexico to Brazil
blue stem
— Noun
– English
～ tall grass with smooth bluish leaf sheaths grown for hay in the United States
brain stem
— Noun
– English
～ the part of the brain continuous with the spinal cord and comprising the medulla oblongata and pons and midbrain and parts of the hypothalamus
brain-stem
— Noun
– English
～ the part of the brain continuous with the spinal cord and comprising the medulla oblongata and pons and midbrain and parts of the hypothalamus