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The diversity and regional conservation status of wild edible fruit species in Sumatra, Indonesia ADI BEJO SUWARDI; SYAMSUARDI SYAMSUARDI; ERIZAL MUKHTAR; NURAINAS NURAINAS
Biodiversitas Journal of Biological Diversity Vol. 24 No. 6 (2023)
Publisher : Society for Indonesian Biodiversity

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13057/biodiv/d240619

Abstract

Abstract. Suwardi AB, Syamsuardi, Mukhtar E, Nurainas. 2023. The diversity and regional conservation status of wild edible fruit species in Sumatra, Indonesia. Biodiversitas 24: 3245-3257. Sumatra Island is recognized as the distribution center of tropical fruit species in Indonesia. However, increased human activity threatens the existence of edible wild fruit plants in nature. The study aims to assess the diversity and regional conservation status of wild edible fruit plant species in Sumatra, Indonesia. The study was conducted in four provinces: West Sumatra, Riau, Jambi, and Bengkulu. For the sampling, a modified line transect method was used. A total of 331 wild edible fruit plant species at four studied sites in Sumatra consisted of 73 families. The highest number of fruit plant species was recorded in West Sumatra Province, i.e., 176 species, followed by Jambi (172 species), Riau (121 species), and Bengkulu (76 species). The diversity of wild edible fruit plant species was higher in West Sumatra Province (3.85) but lower in Riau Province (3.25). Artocarpus integer (Thunb.) Merr., Baccaurea lanceolata (Miq.) Müll.Arg., Baccaurea macrocarpa (Miq.) Müll.Arg., Baccaurea polyneura Hook.f., Garcinia atroviridis Griff. ex T.Anderson, Garcinia xanthochymus Hook.fil. ex J.Anderson, Mangifera foetida Lour., Mangifera laurina Blume, Mangifera odorata Griff., and Pometia pinnata J.R.Forst. & G.Forst. were the most frequently recorded wild fruit plant species in all of the study area. However, 74 wild edible fruit plant species were recorded only in West Sumatra, 45 in Riau, 79 in Jambi, and 9 in Bengkulu. Among the 331 wild edible fruit species in the present study, 1 taxon was classified as endangered (0.30%), 9 taxa (2.72%) as vulnerable, 11 taxa (3.32%) as near threatened, and 139 taxa (41.99%) as least concern, and 171 taxa (51.67%) as Data Deficient.
Short Communication: Diversity, distribution and potential uses of Ficus spp. in Sumatra, Indonesia SILVIA INDRA DEWI; SYAMSUARDI SYAMSUARDI; NURAINAS NURAINAS
Biodiversitas Journal of Biological Diversity Vol. 24 No. 6 (2023)
Publisher : Society for Indonesian Biodiversity

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13057/biodiv/d240639

Abstract

Abstract. Dewi SI, Syamsuardi, Nurainas. 2023. Short Communication: Diversity, distribution and potential uses of Ficus spp. in Sumatra, Indonesia. Biodiversitas 24: 3431-3438. The Andalas Herbarium is the largest herbarium in Sumatra, with specimens totaling 34,850 sheets and 2011 species of vascular plants from 126 familiesand 491 genera. It serves as a valuable resource for the study of biodiversity, particularly on the island of Sumatra. The purpose of this study was to examine the diversity, distribution, and potential uses of Ficus spp. in Sumatra based on Andalas Herbarium (ANDA) specimens. A total of 2300 herbarium sheets were examined, resulted in 53 species of Ficus spp. collected at Andalas Herbarium. The Ficus at Andalas Herbarium consists of six subgenera, namely Ficus, Pharmacosycea, Sycidium, Sycomorus, Synoecia, and Urostigma. The subgenus with the highest number of species is Urostigma while the lowest is Pharmacosycea.Our examination found the new occurrence of F. rubrocuspidata in West Sumatra. The herbarium specimens were mostly collected from Padang city and least collected from Kampar District. In general, all species of Ficus were found in lowlands and some species were found in highlands. Among the Ficus species recorded at Andalas Herbarium, 63% have the potential uses as medicine, ornamental plants, or consumed as young shoots and fruit.
Anatomy and powder microscopy of Curcuma sumatrana Miq. (Zingiberaceae) RIVAL YUHENDRI; NURAINAS NURAINAS; TESRI MAIDELIZA; LINCE MERIKO; ALPONSIN ALPONSIN; IKARASTIKA RAHAYU ABDUL WAHAB
Biodiversitas Journal of Biological Diversity Vol. 26 No. 2 (2025)
Publisher : Society for Indonesian Biodiversity

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13057/biodiv/d260239

Abstract

Abstract. Yuhendri R, Nurainas, Maideliza T, Meriko L, Alponsin, Abdul Wahab IR. 2024. Anatomy and powder microscopy of Curcuma sumatrana Miq. (Zingiberaceae). Biodiversitas 25: 900-908. Curcuma sumatrana is a wild plant endemic to West Sumatra and is believed to possess various therapeutic values that are beneficial in treating multiple diseases. This research aimed to characterize the anatomy of leaves, roots, and rhizomes through permanent preparations and powder microscopy to contribute to its phytochemical analyses. Observations of anatomical characteristics were carried out using a light microscope and photographed using the DP2-BSW application. The anatomical study of the leaf revealed its upper and lower epidermis thickness to be 49.8 ?m and 31.7 ?m, respectively. Furthermore, its mesophile thickness was 48.9 ?m, and the leaf type was unifacial, containing prism-shaped crystals, and covered with non-glandular trichomes. Its trichome height was 146.3 ?m, aerchyma area was 198.1 ?m, and vessel area was 284 ?m. On the other hand, the anatomical structure of the root showed cortex thickness of 292.7 ?m, endodermis thickness of 5.9 ?m, xylem diameter of 34.7 ?m and pith thickness of 244.6 ?m. Meanwhile, the anatomical structure of the rhizome consisted of eccentric starch, sand-shaped crystals, cortex thickness of 957 ?m, and endodermis thickness of 7.37 ?m. The powder analyses of its leaf showed clear structure of the xylem, epidermis, stomata, and trichomes. In contrast, its root and rhizome showed eccentric starch, spiral-type xylem vessels, fiber, oil glands, and cortex. In conclusion, the anatomical characteristics of C. sumatrana do not show significant differences from other species in the Curcuma genus, except in terms of the color of the rhizome. The rhizome of C. sumatrana is pale purple, while C. longa has a deep yellow rhizome, C. aeruginosa has a blue rhizome, and C. heyneana has a light yellow rhizome.
New record and potential spatial distribution of Curcuma sumatrana (Zingiberaceae): An endemic wild turmeric in Sumatra, Indonesia FARADILA SYAFIRA; NURAINAS NURAINAS; SYAMSUARDI SYAMSUARDI
Biodiversitas Journal of Biological Diversity Vol. 25 No. 11 (2024)
Publisher : Society for Indonesian Biodiversity

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13057/biodiv/d251112

Abstract

Abstract. Syafira F, Nurainas, Syamsuardi. 2024. New record and potential spatial distribution of Curcuma sumatrana (Zingiberaceae): An endemic wild turmeric in Sumatra, Indonesia. Biodiversitas 25: 4127-4138. Curcuma sumatrana Miq. is a Sumatran turmeric species with medicinal potential. However, it remains underutilized and is classified as vulnerable by the IUCN. Its vulnerability is aggravated by limited knowledge of its distribution, a need for more data on habitat preferences, and habitat degradation. Field observations revealed significant morphological variations among populations, likely influenced by environmental factors. This study assessed the morphology, microhabitat preferences, and spatial distribution of C. sumatrana in West Sumatra, Indonesia. Surveys and laboratory observations highlighted morphological traits, such as leaf and ligule length and width, significantly contribute to these observed variations. Notably, the leaf shape differed between open and shaded areas, being narrowly elliptic in open areas and broadly elliptic in shaded areas. Populations in Koto Malintang and Lubuk Minturun showed distinct differences, separated by six morphological traits. The C. sumatrana prefers habitats with fertile soils, moderate plant diversity, and open land cover, often coexisting with species like Dendrocnide stimulans (L.fil.) Chew, Macaranga tanarius (L.) Müll.Arg., and Diplazium sp. Maximum Entropy modeling (AUC 0.944) predicted a highly suitable habitat of 918 hectares in the western Bukit Barisan range. The model suggests distribution is influenced by soil type and precipitation patterns during the seasonal, warmest, and coldest quarters, as well as land cover. New records from West Sumatra extend the species' known range, reaffirming its vulnerable status with a potential risk of becoming endangered.