Flowering class: Dicot
Habit: Herb
Distribution notes: Exotic
🗒 Synonyms
| synonym | Plethyrsis glauca Raf. |
| synonym | Richardia cubensis A.Rich. |
| synonym | Richardia pilosa Ruiz & Pav. |
| synonym | Richardia procumbens Sessé & Moc. |
| synonym | Richardia scabra var. chacoensis E.L.Cabral & Bacigalupo |
| synonym | Richardsonia cubensis A.Rich. |
| synonym | Richardsonia pilosa (Ruiz & Pav.) Kunth |
| synonym | Richardsonia scabra (L.) A.St.-Hil. |
| synonym | Spermacoce hirsuta Willd. |
| synonym | Spermacoce involucrata Pursh |
🗒 Common Names
| English |
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| Irula |
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| Other |
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📚 Overview
Description
Habit: Herb
G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram
| Attributions | G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
Habit: A procumbent hispid herb, upto 20cm.
Keystone Foundation
| Attributions | Keystone Foundation |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
Procumbent annual or perennial herbs; branches subterete, hispid. Leaves subsessile, 2-3.5 x 0.7-1.8 cm, ovate or elliptic-ovate, base attenuate or obtuse, apex acute, scabrous on both sides, fleshy; stipules c. 2 mm long, connate, cupular with setiferous appendages, ciliate. Flowers in terminal, sessile, capitate clusters, with setiform bracts at base, entire cluster subtended by 2-4 leaf-like ovate, sessile bracts. Calyx 1-1.5 mm long, truncate, scabrous; lobes 6, c. 1 mm long, obovate, ciliolate. Corolla white, c. 3 mm across, funnel-shaped, sparsely strigose without; lobes triangular, acute. Stamens 6, between the lobes. Ovary subglobose, papillose, 3-locular; ovule 1 per locule on basal placenta; stigma capitate. Capsule 3-celled, densely scabrous; cocci rounded on outer surface; inner surface slightly concave. Seeds 1 in each cell, oblong, slightly winged.
Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi
| Attributions | Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
No Data
📚 Nomenclature and Classification
📚 Natural History
Morphology
Flower
In terminal capitate clusters, sessile; white. Flowering from November-February.
Fruit
A 3-valved capsule; seeds flattened, slightly winged. Fruiting from November-February.
Field tips
Branchlets spreading, terete to angular. Flowers suntended by 3 to 4 subsessile leaves.
Leaf Arrangement
Opposite-decussate or whorled
Leaf Type
Simple
Leaf Shape
Elliptic-ovate
Leaf Apex
Acute
Leaf Base
Attenuate-obtuse
Leaf Margin
Entire
Keystone Foundation
| Attributions | Keystone Foundation |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
Miscellaneous Details
Notes: Western Ghats, High Altitude, Naturalized, Native of Tropical America
G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram
| Attributions | G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
No Data
📚 Habitat and Distribution
General Habitat
Degraded forest areas, also in the plains
Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi
| Attributions | Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
Description
Global Distribution
Native of Tropical America; introduced in Africa and Asia
Indian distribution
State - Kerala, District/s: All Districts
Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi
| Attributions | Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
Global Distribution
India: Throughout; America, Mexico
Local Distribution
Bongaigaon, Barak Valley
Karnataka: Mysore
Kerala: Alapuzha, Idukki, Kannur, Kottayam, Malapuram,Thrissur, Wynad
Tamil Nadu: Kanniyakumari
G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram
| Attributions | G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
Found in cultivable lands and fallows from plains to 1000m. Common. Native of tropical America, now pantropical.
Keystone Foundation
| Attributions | Keystone Foundation |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
No Data
📚 Occurrence
No Data
📚 Demography and Conservation
📚 Uses and Management
Uses
System of Medicines Used In
Folk medicine
System Of Medicines Used In
Folk medicine
FRLHT's ENVIS Centre on Medicinal Plants: http://envis.frlht.org/plant_details.php?disp_id=4743
| Attributions | FRLHT's ENVIS Centre on Medicinal Plants: http://envis.frlht.org/plant_details.php?disp_id=4743 |
| Contributors | |
| Status | UNDER_CREATION |
| Licenses | CC_BY |
| References |
No Data
📚 Information Listing
References
- D K Ved, Suma Tagadur Sureshchandra, Vijay Barve, Vijay Srinivas, Sathya Sangeetha, K. Ravikumar, Kartikeyan R., Vaibhav Kulkarni, Ajith S. Kumar, S.N. Venugopal, B. S. Somashekhar, M.V. Sumanth, Noorunissa Begum, Sugandhi Rani, Surekha K.V., and Nikhil Desale. 2016. (envis.frlht.org / frlhtenvis.nic.in). FRLHT's ENVIS Centre on Medicinal Plants, Bengaluru. http://envis.frlht.org/plant_details.php?disp_id=4743
- Flora of Tamil Nadu, VOL. II, 1987
- Richardia scabra L., Sp. Pl. 330. 1753; Ramach. & V.J. Nair, Fl. Cannanore Dist. 233. 1988; Antony, Syst. Stud. Fl. Kottayam Dist. 201. 1989; Sasidh. & Sivar., Fl. Pl. Thrissur For. 237. 1996; Sivar. & Mathew, Fl. Nilambur 347. 1997; Sasidh., Fl. Periyar Tiger Reserve 188. 1998; Sasidh., Fl. Chinnar WLS 156. 1999; Sunil & Sivadasan, Fl. Alappuzha Dist. 365. 2009; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 446. 2009.
Information Listing > References
- D K Ved, Suma Tagadur Sureshchandra, Vijay Barve, Vijay Srinivas, Sathya Sangeetha, K. Ravikumar, Kartikeyan R., Vaibhav Kulkarni, Ajith S. Kumar, S.N. Venugopal, B. S. Somashekhar, M.V. Sumanth, Noorunissa Begum, Sugandhi Rani, Surekha K.V., and Nikhil Desale. 2016. (envis.frlht.org / frlhtenvis.nic.in). FRLHT's ENVIS Centre on Medicinal Plants, Bengaluru. http://envis.frlht.org/plant_details.php?disp_id=4743
- Flora of Tamil Nadu, VOL. II, 1987
- Richardia scabra L., Sp. Pl. 330. 1753; Ramach. & V.J. Nair, Fl. Cannanore Dist. 233. 1988; Antony, Syst. Stud. Fl. Kottayam Dist. 201. 1989; Sasidh. & Sivar., Fl. Pl. Thrissur For. 237. 1996; Sivar. & Mathew, Fl. Nilambur 347. 1997; Sasidh., Fl. Periyar Tiger Reserve 188. 1998; Sasidh., Fl. Chinnar WLS 156. 1999; Sunil & Sivadasan, Fl. Alappuzha Dist. 365. 2009; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 446. 2009.
No Data
🐾 Taxonomy
| Root | Root |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Gentianales |
| Family | Rubiaceae |
| Genus | Richardia |
| Species | Richardia scabra L. |
📊 Temporal Distribution
📷 Related Observations
👥 Groups
