- Family: Poaceae Barnhart
- Genus: Racemobambos Holttum
Racemobambos pairinii K.M.Wong
- Genus: Racemobambos Holttum
This species is accepted, and its native range is Borneo (Sabah).
Descriptions
According to GrassBase - The Online World Grass Flora
[GB]- Habit
- Perennial; caespitose; clumped loosely. Culms erect, or scandent; pendulous at the tip; 300-500 cm long; 5-9 mm diam.; woody. Culm-internodes terete; thin-walled; 30-40 cm long; distally glabrous. Culm-nodes flush with internodes. Lateral branches dendroid. Branch complement two, or three, or several; with 1 branch dominant. Culm-sheaths deciduous; chartaceous; glabrous; concave at apex; without auricles; glabrous on shoulders. Culm-sheath ligule 1 mm high. Culm-sheath blade linear; spreading, or reflexed. Leaves cauline. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs lacking. Ligule an eciliate membrane; 2-4 mm long; obtuse. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 7-24 cm long; 15-30 mm wide. Leaf-blade surface glabrous.
- Inflorescences
- Inflorescence composed of racemes; bracteate at pedicel base. Racemes 1; single; paucilateral; 7-11 cm long; bearing few fertile spikelets; bearing 4-5 fertile spikelets on each. Rhachis pubescent on surface. Spikelets solitary. Fertile spikelets pedicelled.
- Spikelets
- Spikelets comprising 4-6 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 45-60 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 7 mm long; pubescent.
- Fertile
- Spikelets comprising 4-6 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 45-60 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 7 mm long; pubescent.
- Glume
- Glumes two; persistent; shorter than spikelet. Lower glume 4-8 mm long. Lower glume surface pubescent. Upper glume 14 mm long. Upper glume surface pubescent.
- Florets
- Fertile lemma ovate; 14-16 mm long; coriaceous; without keel. Lemma surface pubescent. Lemma apex mucronate. Palea surface puberulous. Apical sterile florets resembling fertile though underdeveloped.
- Flowers
- Lodicules 3. Anthers 6. Stigmas 3. Ovary umbonate; pubescent on apex.
- Fruits
- Caryopsis with adherent pericarp.
- Distribution
- Asia-tropical: Malesia.
- Reference
- Bambuseae. Bam Sabah 1996.
Distribution
Other Data
Racemobambos pairinii K.M.Wong appears in other Kew resources:
Bibliography
First published in Sandakania 1: 3 (1992)
Accepted by
- Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
Sources
GrassBase - The Online World Grass Flora
http://creativecommons.org/licenses/by-nc-sa/3.0
Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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