Neonicholsonia watsonii
Neonicholsonia (neh-oh-nee'-kohl-sohn-EE-ah) watsonii (waht-SOHN-ee) | |||||||
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Osa Peninsula, Costa Rica. Photo by Dr. Andrew J. Henderson, Royal Botanic Gardens, Kew/Palmweb. | |||||||
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Contents
Habitat and Distribution
Southern America: Central America; Costa Rica, Honduras, Nicaragua, Panamá, Atlantic and Pacific slopes in Honduras (Gracias a Dios), Nicaragua (Zelaya), Costa Rica (Alajuela, Guanacaste, Puntarenas), and Panama (Chiriquí); understory of lowland rain forests, usually at low elevations but occasionally to 600 m or more, on slopes and ridges of low hills.Description
Stems solitary, very shortly aerial, 10-15 (-100) cm long, with prominent roots visible at base. Leaves 4-9, spreading in crown; sheath closed, not forming a crownshaft, 20-30 cm long including a ligule 1-2 cm long; petiole 0.24-1 m long; rachis 1-1.2 m long; pinnae 11-15 per side, regularly spaced, alternate, linear-lanceolate, aristate, horizontally spreading in the same plane, with prominent mid vein, lacking scales and punctations abaxially; basal pinna 22-37 x 0.5-2.5 cm; middle pinnae 32-49 x 2.5-5.5 cm; apical pinna 17-27 x 1-1.5 cm. Inflorescences interfoliar, erect in bud and at anthesis; peduncle 67-98 cm long, 0.5 cm in diam., terete, with a few, brown, appressed scales; prophyll 18-45 cm long, 1.5-2 cm in diam., flattened; peduncular bract 0.7-1 m long including a 2- 3 cm long umbo, 1-1.5 cm in diam., ± terete; rachis absent; rachilla 27-51 cm long, 3 mm in diam. at anthesis, 4 mm in diam. in fruit, with dense to loose clusters of intertwined, whitish, flexuous, hairs to 0.3 mm long; triads slightly sunken in rachilla, very closely spaced; flowers in triads for about ? the length of rachilla, paired or solitary staminate distally; triad bracteole raised, rounded; first flower bracteole apiculate, second and third flower bracteoles prominent, apiculate, 0.7 mm high; staminate flowers 4-5 mm long; sepals connate into a prominently 3-lobed cupule, 2-3 mm long; petals lanceolate, 4-5 mm long; filaments slightly connate proximally, free distally, 3 longer (3.5 mm long) and 3 shorter (2.5 mm long); anthers 3 mm long; pistillode trifid , 1-2 mm long; pistillale flowers 4.5 mm long; sepals deltate, 3 mm long; petals deltate, 4 mm long; fruits ellipsoid-oblong, 0.9-1 cm long, 0.5-0.6 cm in diam., the stigmatic remains apical; epicarp black; seeds ± globose, about 5 in mm diam.; endosperm deeply ruminate; eophyll pinnale with short rachis. (Gloria Galeano & A. Henderson, Flora Neotropica Monograph 72)/Palmweb. Editing by edric.
Culture
Comments and Curiosities
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).
Gloria Galeano & A. Henderson, Flora Neotropica Monograph 72
Many Special Thanks to Ed Vaile for his long hours of tireless editing and numerous contributions.