PROTHALLUS


Meaning of PROTHALLUS in English

transcription, транскрипция: [ (ˌ)prō-ˈtha-ləs ]

noun

Etymology: New Latin

Date: 1854

1. : the gametophyte of a pteridophyte (as a fern) that is typically a small flat green thallus attached to the soil by rhizoids

2. : a greatly reduced structure of a seed plant corresponding to the pteridophyte prothallus

[

prothallus 1: 1 antheridium, 2 archegonium, 3 rhizoid

]

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.