When the lid is removed, a fine fringe is seen surrounding the opening of the capsule, and serving the same purpose as the elaters of the liverworts (Fig.
They finally become entirely separated and each one gives rise to four spores which closely resemble those of the liverworts but are smaller.
They resemble those of the liverworts but are shorter, and the lower part is completely sunk within the tissues of the plant (Fig.
The sexual organs are much like those of the liverworts and are borne at the apex of the stems.
As in the liverworts the young embryo is completely covered by the growing archegonium wall.
The general brown and purple of the ground, and the dead vegetation of the preceding year, give place to the green of mosses and liverworts and myriads of young leaves.
Creeping liverwortsare here also in abundance, and several rare species of fungi, exceedingly small, and frail, and delicate, as if made only for beauty.
Ferns, on the other hand, are probably derived from extinct unknown Mosses, which were very nearly related to the lowest liverworts of the present day.
Among them are most of those pretty little plants which, united in dense groups, form the bright glossy carpet of moss in our woods, or which, in company with liverworts and lichens, cover the bark of trees.
As already remarked, Ferns probably developed out of the lower liverworts in the beginning of the primary period.
By this transitional series the liverworts show their direct derivation from the Thallophytes, and more especially from the Green Algae.
In none of the liverworts does the sporogonium develop by means of an apical cell, as is the rule in mosses.
Their general similarity to the mature antheridia and archegonia of liverworts and the main difference in their development have been referred to.
With hardly an exception the liverwortsare dorsiventral, and usually one side is turned to the substratum and the other exposed to the light.
While the general course of the life-history of all liverworts resembles that of Pellia, the three great groups into which they are divided differ from one another in the characters of both generations.
The great majority of existing liverworts belong to this group, the general plan of construction of which is throughout very similar.
Semi-diagrammatic figures of young embryos of Liverworts in longitudinal section.
The plants of this genus, none of the species of which are British, grow in shallow water rooted in the mud, and are unlike all other liverworts in appearance.
Moss and liverworts grow here so well that it is very curious that grass is so impossible to cultivate.
These terms manifestly exclude corrections from any other source than those of collation of the old copies, and the MS.
One of the Liverworts Griffith described may be taken as an illustration to this part of our subject on account of the interest of its re-discovery and re-description in 1910 by Goebel.
In the Mosses and the Liverworts generally Griffith was clear on the development of the capsule or fruit following on the impregnation of an archegonium.
Indeed, forty years later, the group of the Liverworts was deliberately chosen by Prof.
It is curious to find as late as 1855 so intelligent and well informed a botanist as Henfrey laying it down that the cells of Marchantia, in particular, and Liverworts in general, were destitute of nuclei.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "liverworts" in a variety of sentences. We hope that you will now be able to make sentences using this word.
