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
Dlium TheDlium
YouTube: https://www.youtube.com/@Dlium

Purple nutsedge (Cyperus rotundus)

Teki or purple nutsedge ( Cyperus rotundus ) is a species of plant in the Cyperaceae, an erect annual growing to a height of up to 140 cm, the leaves sprout in rows of three from the base to a length of 5-20 cm, ribbon-shaped, pointed tip and green in color. The inflorescence has a stalk with a triangular cross section and is green. The inflorescence has three to eight unequal spikes. The flower is bisexual, has 3 stamina and the pistil has three stigmas. The fruit is achene and triangular. Teki prefers dry places, but will tolerate moist soil and often grows in wastelands and in crop fields. Tubers are an important source of nutrition for migratory cranes. Source of carbohydrates in the tropics in times of famine. The initial stage forms a white fleshy rhizome, 25 mm long and in chains. Some of the rhizomes grow upright above the ground, then form a tuber-like structure from which new shoots and roots grow, new roots and new rhizomes grow. Other rhizomes grow horizontally or down...

Twoleaf nightshade (Solanum diphyllum)

Twoleaf nightshade ( Solanum diphyllum ) is a species of plants in Solanaceae, upright shrubs grow in shade, 1-2 m tall, rounded stems, dense, green-purple brown, short hairy, stopping cells, cornered young twigs and widely cultivated as plants decorate with bright yellow ripe fruit. S. diphyllum has leaves that are alternating, solitary or paired in twigs with generative organs. Some are stemmed for 1-1.5 cm. The leaves are oval to oblique round eggs, dynamic base, flat or wavy edges, tapered or rounded edges, 1-14.5 cm long, 0.5-4 cm wide and have short hair. Flowers facing leaves 5-25 mm long. Has a 2 mm handle, brownish purple, straight and unbranched. Hook 5-10 mm, greenish to brown and curved. The petals have five ears, resembling kupula, pale green, 1-5 mm long and short haired. Flowers have five crowns, coincide, star-shaped, yellowish white, 2-5 mm long. Has five stamens, free and facing the crown. Short and yellowish green pistil. The stigma is yellow, attached to the...

Limestone beads (Jacquemontia paniculata)

Limestone beads ( Jacquemontia paniculata ) is a species of plant in the Convolvulaceae. It is a herbaceous, twining climbing plant with cylindrical, branched, green stems. It grows in shrubs, teak forest floors, agricultural lands, roadsides, and abandoned areas. J. paniculata has arrow-shaped, green leaves with a central main vein and numerous pinnate minor veins. The leaves are up to 9 cm long, 7 cm wide, and have stalks up to 5 cm long. The flowers are star-shaped, about 1 cm in diameter, and bluish-white. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Solanales Family: Convolvulaceae Subfamily: Dichondroideae Tribe: Jacquemontieae Genus: Jacquemontia Choisy in Mém. Soc. Phys. Genève 6: 476 (1833 publ. 1834) Species: Jacquemontia paniculata (Burm.f.) Hallier f. in Bot. Jahrb. Syst. 18: 95 (1893) Variety: Jacquemontia paniculata var. grandiflora Ooststr., Jacquemontia paniculata var. lanceolata S.H.Huang, Jacquemontia paniculata v...

Dlium