Question

Помогите пожалуйста! Приведите 2 примера риниофитов))) За раннее спасибо!!!!

Answer 1

Риниофи́ты[1] (лат. Rhynióphyta) — отделвымерших примитивных сосудистых растений. Включает 2 класса — Риниевые (Rhyniópsida) и Зоостерофилловые (Zoosterophyllopsida).[2]

† Риниофиты

Answer 2

Examples of Rhyniophytes

Rhyniophytes are an extinct group of early vascular plants. Here are two examples of rhyniophytes:

1. Rhynia: Rhynia is a genus of early vascular plants that existed during the Early Devonian period, around 400 million years ago. It is one of the earliest known vascular plants and is important in understanding the evolution of vascular tissue in plants. Rhynia had simple, dichotomously branching stems and lacked leaves and roots. It is considered a key plant in the transition from non-vascular to vascular plants.

2. Cooksonia: Cooksonia is another genus of early vascular plants that lived during the Early Devonian period. Like Rhynia, Cooksonia played a significant role in the early evolution of vascular plants. It had slender, dichotomously branching stems and lacked leaves and roots. Fossilized remains of Cooksonia have been found in various locations around the world, providing valuable insights into the early stages of plant evolution.

These examples illustrate the significance of rhyniophytes in the evolutionary history of plants and their role in the development of vascular tissue and other key plant features.