Word Meanings - SPERMIDIUM - Book Publishers vocabulary database

An achenium.

Related words: (words related to SPERMIDIUM)

• PENTACHENIUM
  A dry fruit composed of five carpels, which are covered by an epigynous calyx and separate at maturity.
• ACHENE; ACHENIUM
  A small, dry, indehiscent fruit, containing a single seed, as in the buttercup; -- called a naked seed by the earlier botanists.