Glossary


Ultramafic
A type of dark, usually igneous, rock that is chemically dominated by magnesium and iron-rich minerals, the partially metamorphosed form of which is serpentinite.
Umbel
Umbrella like; the flower stalks arise from one point at the stem.
Umbel of Pittosporum umbellatum Umbel of Pittosporum umbellatum Umbel of Pittosporum umbellatum
Undulate
Wavy edged.
Illustration of wavy edged, undulate leaf Undulate foliage of Myrsine australis
Undulose
Wavy edged.
Unitubular
A tube partioned once – literally one tube (compare – multitubular – many tubes)
Utricle
A thin loose cover enveloping some fruits (eg., Carex, Uncinia)
Utricle of Carex secta

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