Taproot bearing numerous dark brown fibrous roots.

承担多数的直根暗褐色的须根。

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Type of root system (tap or fibrous) and density of roots.

根系类型(直根还是须根)和根系密度。

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The factors affecting fibrous roots size besides the planting vegetation, it has signal positive correlation to thickness of soil, thick soil is good to the growth and development of plant roots.

影响须根量的因素，除植被因素外，与土层厚变显著正相关，深厚土壤有利于植物根系的生长发育。

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Due to a lack of permanent freshwater on most of the islands, it is likely the Ngaro lived in mainland Australia, venturing across the sea on canoes made from three diamond-shaped pieces of bark bound together with fibrous roots.

BBC: Kayaking Australia��s Whitsunday Islands