Difference between revisions of "Ixora nigricans (PROSEA)"

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(Created page with "{{PROSEAUpperbar}} {{DISPLAYTITLE:''Ixora nigricans'' (PROSEA)}} <big>''Ixora nigricans'' R.Br. ex Wight & Arn.</big> __NOTOC__ :Protologue: Prodr. fl. Ind. orient. 1: 42...")
 
 
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<big>''[[Ixora nigricans]]'' R.Br. ex Wight & Arn.</big>
 
<big>''[[Ixora nigricans]]'' R.Br. ex Wight & Arn.</big>
 
__NOTOC__
 
__NOTOC__
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:Protologue: Prodr. fl. Ind. orient. 1: 428 (1834).
 
:Protologue: Prodr. fl. Ind. orient. 1: 428 (1834).
  
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== Observations ==
 
== Observations ==
  
−
A shrub or small tree up to 5 m tall; leaves elliptical, obovate or oblong, 7-12.5(-18) cm × 4-6.5 cm, herbaceous, base acute, apex acutely acuminate, with 7-9 secondary veins, dark green above, pale green below, turning black when dried, petiole about 5 mm long, stipules subtruncate with a very long awn; inflorescence loose, subpaniculiform, peduncle 2-4.5 cm long, often nodding, with 100-200 flowers; flowers with pedicel 0.5-2 mm long, calyx lobes oblong-triangular, about 1.2 mm long, corolla tube 8-12 mm long, glabrous, lobes 6-7 mm long, acute, white, fragrant, style about 6 mm long exserted, glabrous, anthers 4-6 mm long, violet; fruit globose, black. ''I. nigricans'' is found in evergreen forest on fertile soils from sea-level up to 800 m altitude.
+
*A shrub or small tree up to 5 m tall.
 +
*Leaves elliptical, obovate or oblong, 7-12.5(-18) cm × 4-6.5 cm, herbaceous, base acute, apex acutely acuminate, with 7-9 secondary veins, dark green above, pale green below, turning black when dried, petiole about 5 mm long, stipules subtruncate with a very long awn.
 +
*Inflorescence loose, subpaniculiform, peduncle 2-4.5 cm long, often nodding, with 100-200 flowers.
 +
*Flowers with pedicel 0.5-2 mm long, calyx lobes oblong-triangular, about 1.2 mm long, corolla tube 8-12 mm long, glabrous, lobes 6-7 mm long, acute, white, fragrant, style about 6 mm long exserted, glabrous, anthers 4-6 mm long, violet.
 +
*Fruit globose, black.
 +
 
 +
''I. nigricans'' is found in evergreen forest on fertile soils from sea-level up to 800 m altitude.
  
 
== Selected sources ==
 
== Selected sources ==
  
−
97, 182, 288, 768, 1035, 1126, 1128, 1591.
+
*[97] Backer, C.A. & Bakhuizen van den Brink Jr, R.C., 1963-1968. Flora of Java. 3 volumes. Noordhoff, Groningen, the Netherlands. Vol. 1 (1963) 647 pp., Vol. 2 (1965) 641 pp., Vol. 3 (1968) 761 pp.
 +
*[182] Bremekamp, C.E.B., 1937. The Malaysian species of the genus Ixora (Rub.). Contributions à l'étude de la flore des Indes Néerlandaises XXXIV. Bulletin du Jardin Botanique de Buitenzorg, Série III, 14: 197-367.
 +
*[288] Council of Scientific and Industrial Research, 1985. The wealth of India: a dictionary of Indian raw materials & industrial products. Revised Edition. Vol. 1. Publications and Information Directorate, New Delhi, India. 513 pp.
 +
*[768] Koorders, S.H. & Valeton, T., 1894-1915. Bijdrage tot de kennis der boomsoorten van Java [Contribution to the knowledge of the tree species of Java]. 13 parts. G. Kolff & Co., Batavia, Dutch East Indies, 's-Gravenhage, the Netherlands.
 +
*[1035] Nguyen Van Duong, 1993. Medicinal plants of Vietnam, Cambodia and Laos. Mekong Printing, Santa Ana, California, United States. 528 pp.
 +
*[1126] Perry, L.M., 1980. Medicinal plants of East and Southeast Asia. Attributed properties and uses. MIT Press, Cambridge, Massachusetts, United States & London, United Kingdom. 620 pp.
 +
*[1128] Pételot, A., 1952-1954. Les plantes médicinales du Cambodge, du Laos et du Vietnam [The medicinal plants of Cambodia, Laos and Vietnam]. 4 volumes. Centre National de Recherches Scientifiques et Techniques, Saigon, Vietnam.
 +
*[1591] Wong, K.M., 1989. Ixora Linn. In: Ng, F.S.P. (Editor): Tree flora of Malaya. Vol. 4. Longman Malaysia, Petaling Jaya, Selangor, Malaysia. pp. 356-364.
 +
 
 +
== Main genus page ==
 +
*[[Ixora (PROSEA Medicinal plants)|''Ixora'']] (Medicinal plants)
  
 
== Authors ==
 
== Authors ==
  
−
M.C. Ysrael & J.L.C.H. van Valkenburg
+
*M.C. Ysrael & J.L.C.H. van Valkenburg
  
  
 
[[Category:Medicinal plants (PROSEA)]]
 
[[Category:Medicinal plants (PROSEA)]]
 
[[Category:PROSEA]]
 
[[Category:PROSEA]]

Latest revision as of 10:17, 4 September 2022

Logo PROSEA.png
Plant Resources of South-East Asia
Introduction
List of species


Ixora nigricans R.Br. ex Wight & Arn.

Protologue: Prodr. fl. Ind. orient. 1: 428 (1834).

Vernacular names

  • Thailand: khem tuut maa (Sukhothai), khem nam, khem phuut maa (Surat Thani, Yala)
  • Vietnam: bông trang trắng, dơn trắng.

Distribution

India, Burma (Myanmar), Vietnam, Thailand, Peninsular Malaysia, Sumatra, Java, Bali.

Uses

In Vietnam I. nigricans is used similar to I. coccinea . The leaves are reported to be used in India for antidysenteric purposes.

Observations

  • A shrub or small tree up to 5 m tall.
  • Leaves elliptical, obovate or oblong, 7-12.5(-18) cm × 4-6.5 cm, herbaceous, base acute, apex acutely acuminate, with 7-9 secondary veins, dark green above, pale green below, turning black when dried, petiole about 5 mm long, stipules subtruncate with a very long awn.
  • Inflorescence loose, subpaniculiform, peduncle 2-4.5 cm long, often nodding, with 100-200 flowers.
  • Flowers with pedicel 0.5-2 mm long, calyx lobes oblong-triangular, about 1.2 mm long, corolla tube 8-12 mm long, glabrous, lobes 6-7 mm long, acute, white, fragrant, style about 6 mm long exserted, glabrous, anthers 4-6 mm long, violet.
  • Fruit globose, black.

I. nigricans is found in evergreen forest on fertile soils from sea-level up to 800 m altitude.

Selected sources

  • [97] Backer, C.A. & Bakhuizen van den Brink Jr, R.C., 1963-1968. Flora of Java. 3 volumes. Noordhoff, Groningen, the Netherlands. Vol. 1 (1963) 647 pp., Vol. 2 (1965) 641 pp., Vol. 3 (1968) 761 pp.
  • [182] Bremekamp, C.E.B., 1937. The Malaysian species of the genus Ixora (Rub.). Contributions à l'étude de la flore des Indes Néerlandaises XXXIV. Bulletin du Jardin Botanique de Buitenzorg, Série III, 14: 197-367.
  • [288] Council of Scientific and Industrial Research, 1985. The wealth of India: a dictionary of Indian raw materials & industrial products. Revised Edition. Vol. 1. Publications and Information Directorate, New Delhi, India. 513 pp.
  • [768] Koorders, S.H. & Valeton, T., 1894-1915. Bijdrage tot de kennis der boomsoorten van Java [Contribution to the knowledge of the tree species of Java]. 13 parts. G. Kolff & Co., Batavia, Dutch East Indies, 's-Gravenhage, the Netherlands.
  • [1035] Nguyen Van Duong, 1993. Medicinal plants of Vietnam, Cambodia and Laos. Mekong Printing, Santa Ana, California, United States. 528 pp.
  • [1126] Perry, L.M., 1980. Medicinal plants of East and Southeast Asia. Attributed properties and uses. MIT Press, Cambridge, Massachusetts, United States & London, United Kingdom. 620 pp.
  • [1128] Pételot, A., 1952-1954. Les plantes médicinales du Cambodge, du Laos et du Vietnam [The medicinal plants of Cambodia, Laos and Vietnam]. 4 volumes. Centre National de Recherches Scientifiques et Techniques, Saigon, Vietnam.
  • [1591] Wong, K.M., 1989. Ixora Linn. In: Ng, F.S.P. (Editor): Tree flora of Malaya. Vol. 4. Longman Malaysia, Petaling Jaya, Selangor, Malaysia. pp. 356-364.

Main genus page

Authors

  • M.C. Ysrael & J.L.C.H. van Valkenburg
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