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User:MicahLCCBIOL/Nototrichium divaricatum

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Nototrichium divaricatum, commonly known as Kului, Na Pali Rockwort, and Na Pali Stonewort is an identified species native to the Hawaiian Islands [1]. This shrub is recognized for its unique structural characteristics and its ecological significance within the Hawaiian environment. An understanding of its physical traits, habitat preferences, and potential threats is essential for its conservation and the safeguarding of Hawaii’s distinct biodiversity. This species was first described in 1996. There are possibly fewer than 3,000 N. divaricatum plants in existence.

Description

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This species is characterized by its bushy growth, typically reaching heights of between 0.3 and 2 meters[2]. Nototrichium divaricatum features densely hairy branches and twigs, giving them a silvery-white appearance. The leaves are arranged oppositely, and have petioles that can vary in size and shape. Each leaf measures approximately 2-7.5 cm x 0.6-4.6 cm[3]. The plant produces unique flower clusters with multiple branches, and can contain anywhere from 4 to 66 flowers[3].

Distribution and Habitat

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Nototrichium divaricatum is mainly found on the north-facing cliffs and ridges of Kaua'i, particularly in the Hanalei District and Na Pali coast[2]. It thrives at elevations of 600 to 1100 meters in areas where remnants of lowland and montane mesic forests are still present[3][4]. The primary challenges facing Nototrichium divaricatum include damage and habitat loss due to the activities of feral goats, which threaten many endemic species throughout Hawaii. Additional risks include landslides, rock falls, and the invasion of non-native plant[3]. Effective conservation strategies aimed at managing feral animal populations and controlling invasive plants are crucial for the survival of this rare species.

Human Use & Cultural Significance

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Nototrichium divaricatum has not been extensively studied for specific applications, although, when flowering it may be used as a decorative plant. It plays a role in the ecosystem and contributes to Hawaii's rich cultural heritage. Native Hawaiian practices often incorporate local plants for medicinal purposes, crafting, and ceremonial uses. Preserving this endemic species is vital not only for ecological diversity but also for sustaining the cultural traditions connected to Hawaii’s native flora.

  1. ^ a b "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2024-10-28.
  2. ^ a b c "Native Plants Hawaii - Viewing Plant : Nototrichium divaricatum". nativeplants.hawaii.edu. Retrieved 2024-10-28.
  3. ^ a b c d e Lorence, David H. (1996). "A New Species of Nototrichium (Amaranthaceae) from Kaua'i, Hawaiian Islands". Novon. 6 (1): 64–67. doi:10.2307/3392213. ISSN 1055-3177.
  4. ^ a b "Na Pali Rockwort / Center For Plant Conservation". Retrieved 2024-10-28.
  5. ^ "NatureServe Explorer 2.0". explorer.natureserve.org. Retrieved 2024-10-28.