Dypsis andapae
Dypsis (DIP-sis) andapae (ahn-DAH-peh) | |||||||
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Contents
Habitat and Distribution
Madagascar. Marojejy Mountains and Mandritsara area. Submontane rain forest; steep mid slope; 850-1400 m. Found near the village of Andapa. (J. Dransfield & H. Beentje, The Palms of Madagascar. 1995)/Palmweb.
Description
Clustering palm in tufts of 4-6. STEMS to 1.2 m tall, 0.8-1.2 cm in diam.; distal internodes 4-4.5 cm, glabrous. LEAVES 6-10 per crown, arching, entire, bifid; sheath 10-16 cm long, closed for 3/4, with some scattered scales, with 4-10 mm long narrowly triangular auricles; petiole 7-18 cm long, 2-3.5 mm in diam., with densely scattered scales, lamina 29-48 cm long, midrib 10-22 cm long, lobes 18-28 x 3.3-7.5 cm, main veins 8-12, with small reddish scattered scales on major and minor veins, apices dentate over a width of 8-15 mm, the outer margins with some teeth as well. INFLORESCENCE interfoliar, unbranched; peduncle 22-33 cm long, 1.5-2.5 mm in diam., glabrous or minutely puberulous; prophyll 13-22 cm long, 0.7-1.7 cm wide, borne at 1.5-5 cm above the base of the peduncle, open for 1-3 cm, with scattered scales; peduncular bract inserted at 10-15 cm from the base of the peduncle, 9-20 cm long, open for 25-50%, with scattered scales, sometimes with a beak of up to 5 mm long, tattering; rachilla 13-22 cm long, 1.5-2.5 mm in diam., with stellate scales, with dense triads. STAMINATE FLOWERS with the free part of the sepals 0.6-1 x 0.5-0.8 mm, the connate part about 0.5 mm; petals 1.5-2 x 0.7-1.1 mm; stamens 6, biseriate (offset 0.2 mm), filaments 0.5-0.8 mm, anthers 0.6-0.8 x 0.2-0.4 mm, versatile; pistillode < 0.5 mm. PISTILLATE FLOWERS with sepals 0.7-1.2 x 0.7-1 mm; petals 1.5-2 x 0.8-1.5 mm; staminodes not seen; ovary about 0.6-0.8 x 0.5 mm in bud. FRUIT orange, ellipsoid with rounded apex, 11-13 x 7-7.5 mm; endocarp with free fibers. SEED 9-11.5 x 4.5-5.5 mm, pointed at base and apex, with homogeneous endosperm. (J. Dransfield & H. Beentje, The Palms of Madagascar. 1995)/Palmweb. Editing by edric.
In the group of small palms with entire leaves and unbranched inflorescences, closest (through clustering habit, deeply lobed leaf, 6 stamens) to D. coriacea and D. tenuissima, but distinct by a larger leaf-sheath and much larger leaf lobes. (J. Dransfield & H. Beentje, The Palms of Madagascar. 1995)/Palmweb.
Culture
Cold Hardiness Zone: 10a
Comments and Curiosities
Conservation: Rare. The distribution of this species is limited. (J. Dransfield & H. Beentje, The Palms of Madagascar. 1995)/Palmweb.
External Links
References
Phonetic spelling of Latin names by edric.
Special thanks to Geoff Stein, (Palmbob) for his hundreds of photos.
Special thanks to Palmweb.org, Dr. John Dransfield, Dr. Bill Baker & team, for their volumes of information and photos.
Glossary of Palm Terms; Based on the glossary in Dransfield, J., N.W. Uhl, C.B. Asmussen-Lange, W.J. Baker, M.M. Harley & C.E. Lewis. 2008. Genera Palmarum - Evolution and Classification of the Palms. Royal Botanic Gardens, Kew. All images copyright of the artists and photographers (see images for credits).
J. Dransfield & H. Beentje, The Palms of Madagascar. 1995
Many Special Thanks to Ed Vaile for his long hours of tireless editing and numerous contributions.