- a layer of hyphae rimming the thallus of certain lichens.
- a filmlike residue at the base of the sporangia of certain slime molds.
Origin of hypothallus
Examples from the Web for hypothallus
Historical Examples of hypothallus
The hypothallus is sometimes noticeable under some of the sporangia where closely crowded, but is not a constant feature.
In the centre of the fructification, next the hypothallus, the sporangia are very imperfectly differentiated.
The hypothallus is quite distinct, extra-marginal, and in substance like to the peridial wall.
Plasmodiocarp very much flattened, longitudinally creeping and reticulate or altogether widely effused; hypothallus none.The Myxomycetes of the Miami Valley, Ohio
A. P. Morgan