Tentrem (Pollia thyrsiflora)

Tentrem (Pollia thyrsiflora) is a species of plant in the Commelinaceae, herbaceous, erect and straight, strong, about 50-70 cm tall, cylindrical stem, green, segmented, growing roots on the lower internodes and possibly growing shoots on the upper internodes.

P. thyrsiflora has leaves that sit circular, oval-shaped, thick and fleshy, dark green, narrow base, pointed tip, wavy surface, wavy margin, a large vein in the middle forming a trench and light color.

The inflorescences are in the middle at the tip of the upper stem and are green. The berries are round in a dense arrangement forming an elongated round, bluish black in color, shiny and ripe at the same time.

This species grows on the tropical forest floor, under a dense and shady tree canopy, forming colonies and competing with other shrubs.

TAXON

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Liliopsida
Order: Commelinales
Family: Commelinaceae
Subfamily: Commelinoideae
Tribe: Commelineae
Genus: Pollia Thunb. in Nov. Gen. Pl. 1: 11 (1781)
Species: Pollia thyrsiflora (Blume) Steud. in Nomencl. Bot., ed. 2, 2: 368 (1841)

HOMOTYPIC SYNONYMS

Lamprocarpus thyrsiflorus (Blume) Blume in J.J.Roemer & J.A.Schultes, Syst. Veg., ed. 15[bis]. 7: 1726 (1830)
Tradescantia thyrsiflora Blume in Enum. Pl. Javae 1: 6 (1827)

HETEROTYPIC SYNONYMS

Pollia glaucescens Teijsm. & Binn. in Natuurk. Tijdschr. Ned.-Indië 24: 305 (1862)
Pollia philippinensis Elmer in Leafl. Philipp. Bot. 1: 275 (1908)

PUBLICATIONS

Aung, Y.L., Aung, M.H., Tan, Y. & Jin, X. (2025). An updated checklist of vascular plants of Myanmar. PhytoKeys 261: 135-364.

Girmansyah, D. & al. (eds.) (2013). Flora of Bali an annotated checklist: 1-158. Herbarium Bogorensis, Indonesia.

Govaerts, R. (2004). World Checklist of Monocotyledons Database in ACCESS: 1-54382. The Board of Trustees of the Royal Botanic Gardens, Kew.

Pandey, R.P. & Dilwakar, P.G. (2008). An integrated check-list flora of Andaman and Nicobar islands, India. Journal of Economic and Taxonomic Botany 32: 403-500.

Sarder, N.U. & Hassan, M.A. (eds.) (2018). Vascular flora of Chittagong and the Chittagong Hill Tracts 1: 1-897. Bangladesh National Herbarium, Dhaka.

Sharief, M.U. (ed.) (2024). Flora of India 28: 1-764. Botanical Survey of India.

VERNACULAR NAME

English: Tentrem
Indonesia: Tentrem
Java: Tentrem

Aryo Bandoro
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Bugang (Clerodendrum calamitosum)

Bugang ( Clerodendrum calamitosum ) is a species of plant in the Lamiaceae family. It is an erect shrub, growing up to 1 meter tall, with cylindrical, green stems and white hairs. The leaves are opposite. The leaf blade is oval, wavy, with a central main vein with numerous pinnate minor veins, and serrated margins. The leaves are up to 9 cm long and 7 cm wide. The petiole is up to 2 cm long. The flowers are star-shaped, white, up to 3 cm in diameter and up to 6 cm in total length. The fruit is round, dark green, turning black when ripe. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Lamiales Family: Lamiaceae Subfamily: Ajugoideae Genus: Clerodendrum L. in Sp. Pl.: 637 (1753) Species: Clerodendrum calamitosum L. in Mant. Pl. 1: 90 (1767) HETEROTYPIC SYNONYMS Clerodendrum fastigiatum (W.Hunter ex Ridl.) H.J.Lam in Verben. Malay. Archip.: 317 (1919) Volkameria alternifolia Burm.f. in Fl. Indica: 137 (1768) Volkameria fastigiata W.Hunter...

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