The Hula Valley is currently its northern-most distribution area in the world. Paper Reed can be found in Israel almost solely in the Hula Nature Reserve, a few plants are also in other places in the Hula Valley and in a single place in the Sharon region. All the rays emerge from a single point, from an enveloping axil of about half a dozen leaves, which are not as long as the inflorescence rays. The umbel rays are green and photosynthetic. It spreads out as an umbel with dozens of rays that reach a length of 30 cm. The single inflorescence is carried at the head of the stem, branched, beautiful and impressive. Paper Reed blooms in the summer, from June until October. ![]() They are broad and short, imbricate, brown and not green, concentrated at the base of the stem. This tissue is enveloped by a sealed green coat. The tissue inside the stem is white, spongy, and contains air spaces that assist the respiration of the plant parts that are immersed in the oxygen-poor environment of the water and the mud. The stem reaches a thickness of up to 5 cm and a height of 4 m. The stem is thick, strong, ribbed, with a triangular cross-section and rounded apices. ![]() The stems emerge from the rhizome, and do not branch. They die each year and new ones will sprout in their stead the following year. It has a crawling, perennial rhizome below the soil surface, in the mud. It is composed of three stories, adapted to its habitat, the marsh: its roots are in the soil, its stem is in the water and its head is in the air, above the water surface. Cyperus papyrus (Nile Papyrus, Paper Reed) is a tall perennial herbaceous plant that grows in tropical marshes.
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