A plant body undifferentiated into stem, root, or leaf stalkless and attached directly at the base
a hydra as a polyp is not sessile but when it grows to be a hydra it is sessile
they are sessile
Sessile means attached. So a sessile organism is attached to a substrate.
The body portion of algae is called thallus. It is the main structure of the algae that carries out photosynthesis and other functions.
Yes ferns do have a thallus, and yes they are vascular plants.
A lichen thallus is the main body of a lichen, which consists of an algal or cyanobacterial partner (photobiont) living in a symbiotic relationship with a fungal partner (mycobiont). The thallus is the part of the lichen responsible for photosynthesis and nutrient absorption.
Bread mold is regarded as a thallus because it is a simple, undifferentiated structure without specialized tissues. Thallus is a term used to describe the body of lower plants, such as fungi, that lacks true roots, stems, or leaves. Bread mold's thallus-like structure allows it to absorb nutrients directly from its surroundings, aiding its growth and reproduction.
Thalli
Tapinoma sessile was created in 1917.
hibiscus is pedicle flower
Vagrant moves, Sessile doesn't
thallus is the entire vegetative body of mould and consists of hyphae ( mass branching,interwined filament).