- Family:
- Arecaceae Bercht. & J.Presl
Ravenea madagascariensis Becc.
[PW]
- Distribution
- Central and E Madagascar: Manerinerina and Andasibe to Kalambatitra and Midongy.
- General Description
- Graceful palm. TRUNK 5-12 m, 16-22 cm diam., near crown 8-15 cm diam.; wood hard, with black fibrous layer just below the bark; base of trunk often thickened, the boss 10-60 cm high and 38-40 cm across, often with surface roots; trunk occasionally with remaining sheath bases in distal part; internodes 3.5-14 cm, brown or grey; nodal scars c. 2.5 cm; base of crown bulbous, 22-28 cm across. LEAVES 10-26 in the crown, sometimes with a few marcescent leaves; leaves porrect, straight in shuttlecock mode or less often slightly arching, often with the distal part held on edge; sheath 30-104 cm, the base 15-40 cm wide, dull brown with whitish brown to grey-brown tomentum, glabrescent, with fibrous edges, the fibres reflexed; petiole 20-80 cm, proximally 4.5-7 x 2-3.5 cm across, distally 3-4.5 x 1.5-2.5 cm across, adaxially channelled with sharp edges, with the same tomentum as the sheath, glabrescent; rachis 1.9-3 m, in mid-leaf 1.5-2.5 x 1.2-2 cm, keeled in the distal half, when young with whitish tomentum over green, but soon glabrescent; leaflets pale or rich green, occasionally slightly waxy, in one plane or at an angle of up to 45° with the rachis, 55-82 on each side of the rachis, the proximal 31-90 x 0.3-3.5 cm, the median 54-95 x 2.2-5.2 cm (interval 1.2-2.3 cm), the distal Nov-40 x 0.3-3.5 cm, often with the terminal pair partly joined, main veins 4-6, ramenta red- brown, large, abundant along the midrib abaxially but quickly caducous leaving few on the basal part, occasionally with some on the smaller veins, margins often uprolled. STAMINATE INFLORESCENCE interfoliar, multiple in 4s-9s, the innermost opening, the outermost often remaining in bud stage until abscising; individual inflorescences branching to 2 orders; peduncle 40-119 cm, proximally 06-Oct mm across, distally the same or slightly thinner, green, proximally with a dense grey-brown tomentum thinning out towards the distal end, but glabrescent; common prophyll 18-23 x 8.5 cm, tattering; peduncular bracts 26-33 cm, 53-57 cm, 120-158 cm (inserted at c. 30 cm from the base of the peduncle), 131-162 cm (inserted at c. 40 cm), densely pubescent abaxially, adaxially smooth, glabrous, red-brown; non-tubular peduncular bract 11-13.5 x 0.7-0.8 cm; rachis 37-63 cm, proximally tomentose but quickly glabrescent, with -16 30-46 branched first order branches and 0-36 unbranched ones, all branches porrect; proximal rachis bracts 01-Aug x 0.4-0.8 cm; first order branches glabrous, cream or green, with 01-Mar rachillae, at the base 03-Jun x 02-Apr mm; rachillae 3.5-20 cm, 1 mm across, sinuous in the distal part. STAMINATE FLOWERS dense, yellowish, sweetly scented; pedicel 0.3-2 mm; bracteole 0.6-0.7 x 0.3
- Vernacular
- Anivo, Anivokely, Anivona (general); Tovovoko (Ifanadiana).
- Conservation
- Rare. The species is fairly widespread, and in areas such as Ifanadiana it may be locally common. The only protected population is the one in Mantady National Park.
- Biology
- Moist to rather dry hill forest, on steep slopes or hill crests, occasionally on steep slopes in riverine forest; 25-1700 m.
Native to:
Madagascar
Ravenea madagascariensis Becc. appears in other Kew resources:
| Date | Reference | Identified As | Barcode | Type Status | Has image? |
|---|---|---|---|---|---|
| Jan 1, 1995 | Beentje, H.J. [4450], Madagascar | 29047.858 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4667], Madagascar | 29047.865 | No | ||
| Jan 1, 1995 | Dransfield, J. [JD6431], Madagascar | 53883.000 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4741], Madagascar | 58853.000 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4666], Madagascar | 58868.000 | No | ||
| Jan 1, 1995 | Dransfield, J. [JD6430], Madagascar | 59452.000 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4526], Madagascar | 60431.000 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4435a], Madagascar | 60434.000 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4527], Madagascar | 60517.000 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4546], Madagascar | 60644.000 | No | ||
| Jan 1, 1995 | Malcomber, S. [2448], Madagascar | K000300498 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4741], Madagascar | K000300503 | No | ||
| Jan 1, 1995 | Dransfield, J. [JD6430], Madagascar | K000300504 | No | ||
| Jan 1, 1995 | Dransfield, J. [JD6431], Madagascar | K000300505 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4527], Madagascar | K000300509 | No | ||
| Jan 1, 1995 | Nicoll, M. [3442], Madagascar | K000300514 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4526], Madagascar | K000300515 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4450], Madagascar | K000300511 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4666], Madagascar | K000300516 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4435a], Madagascar | K000300507 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4667], Madagascar | K000300513 | No | ||
| Jan 1, 1995 | Beentje, H.J. [4546], Madagascar | K000300510 | No | ||
| Jan 1, 1993 | Beentje, H.J. [4723], Madagascar | 29047.849 | No | ||
| Jan 1, 1993 | Dransfield, J. [JD6425], Madagascar | K000300506 | No | ||
| Jan 1, 1993 | Beentje, H.J. [4724], Madagascar | K000300512 | No | ||
| Jan 1, 1993 | Beentje, H.J. [4723], Madagascar | K000300508 | No | ||
| Jan 1, 1906 | Hildebrandt, J.M. [4132], Madagascar | K000697887 | isotype | Yes | |
| Jan 1, 1906 | Hildebrandt, J.M. [4132], Madagascar | K000697888 | isotype | Yes | |
| Beentje, H.J. [4667], Madagascar | 29047.854 | No | |||
| Beentje, H.J. [4724], Madagascar | 29047.857 | No | |||
| Dransfield, J. [JD6430], Madagascar | 53997.000 | No | |||
| Beentje, H.J. [4530], Madagascar | 58835.000 | No | |||
| Beentje, H.J. [4723], Madagascar | 58837.000 | No | |||
| Beentje, H.J. [4434], Madagascar | 58851.000 | No | |||
| Beentje, H.J. [4435b], Madagascar | 58854.000 | No | |||
| Kyburz, Madagascar | 59970.000 | No | |||
| Beentje, H.J. [4450], Madagascar | 60500.000 | No | |||
| Beentje, H.J. [4434], Madagascar | K000300499 | No | |||
| Beentje, H.J. [4435b], Madagascar | K000300500 | No | |||
| Beentje, H.J. [4530], Madagascar | K000300501 | No | |||
| Kotozafy, A. [21], Madagascar | K000300502 | No | |||
| Britt, A. [AB34], Madagascar | K000462669 | No | |||
| Zona, S. [990], Madagascar | K000209347 | No | |||
| Rakotoarinivo, M. [208], Madagascar | 76093.000 | No | |||
| Ranantenainasoa, H [s.n.], Madagascar | K000521718 | No | |||
| Rakotoarinivo, M. [RMJ208], Madagascar | K000462650 | No |
First published in Beibl. Bot. Jahrb. Syst. 87: 40 (1906)
Accepted by
- Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew.
Literature
Palmweb - Palms of the World Online
- J. Dransfield & H. Beentje, The Palms of Madagascar. 1995
-
Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/
-
Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0
-
Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0
-
Palmweb - Palms of the World Online
Palmweb 2011. Palmweb: Palms of the World Online. Published on the internet http://www.palmweb.org. Accessed on 21/04/2013
Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License http://creativecommons.org/licenses/by-nc-sa/3.0