n. (pl. -la , vasculums) 1.植物标本采集箱。 2.【植物；植物学】瓶状体。 3.【解剖学】小(脉)管；阴茎。
A vasculum is a container used by botanists to keep field samples viable by maintaining a cool, humid environment. Vascula are typically flattened tin cylinders, carried horizontally on a strap so that specimens lie flat and lined with moistened cloth.
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