amalthea

1. obsoletebiologyAn aggregation of dry fruits within a calyx which does not become fleshy, as in Alchemilla or Sanguisorba.

   The amalthea cut transversely; calyx five-toothed, echinated; seeds three, ovate, not fleshy, slightly compressed, pointed at top, blunt at bottom.

   1821, Samuel Frederick Gray, A natural arrangement of British plants, page 264

alternative Amaltheia

1. Greekhuman sciencesThe most frequently mentioned foster mother of Zeus, sometimes represented as the goat who suckled the infant-god in a mountain cave, sometimes as a goat-tending nymph.
2. astronomyThe third most distant moon of Jupiter.