Download Aiphanes (Flora Neotropica Monograph No. 70) Roystonea (FN by Finn Borchsenius, Rodrigo Bernal, Scott Zona, Andrew PDF

By Finn Borchsenius, Rodrigo Bernal, Scott Zona, Andrew Henderson, Gloria Galeano, Monica Moraes R.

Aiphanes (Palmae), through Finn Borchsenius and Rodrigo Bernal (Vol. 70); Roystonea (Arecaceae: Arecoideae), via Scott Zona (Vol. 71); Euterpe, Prestoeae, and Neonichlosonia (Palmae), via Andrew Henderson and Gloria Galeano (Vol. 72); and Allagoptera (Palmae), by means of Mónica Moraes R. (Vol. 73)

A taxonomic revision of every neotropical genus is gifted.

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Additional info for Aiphanes (Flora Neotropica Monograph No. 70) Roystonea (FN No. 71) Euterpe, Prestoea, and Neonicholsonia (FN No. 72) Allagoptera (FN No. 73)

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20 cm 1, 3, 4, 10a, 12, 14, 16, 17, 18, 19, 20, 22 b. 20-40 cm 1,2,3,4,5,6,7, 10a, 10d, 11, 12, 13, 15, 16, 17, 18, 19,20,21,22 c. 1-60 cm 2, 6, 7, 8, 10a, 10b, 10c, 10d, 13, 15 d. >60 cm 7, 9, 10c, 13, 15 17. Pinna armature a. With a row of slender spines adaxiallyon the midrib 1, 9, 12, 14, 15, 21 b. Withouta row of slender spines adaxially on the midrib 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, (12), 13, (14), 15, 16, 17, 18, 19, 20, 22 Inflorescence 18. Ramificationof inflorescence a. Unbranched 1, (3), 14, 17, 18 b.

Total anthesis time per inflorescence in this species is at least 80 days (Borchsenius, 1993), and fruitdevelopment may well be equally slow. Thus it is likely that this species produces only one or at most two inflorescences per plant per year. Although the estimates are crude, they neverthelessgive an idea of the variation in floweringintensitythatmay be expectedin the genus. The separationof male andfemalefunction of individualsin time (dichogamy,temporaldioecism) is very common in monoeciouspalms.

Fruitgreenishwhite, becoming brownverrucoseat apex; 21. A. verrucosa pistillateflowers 9-11 mm long; S Ecuador ............... 21. Fruitred, smooth;pistillateflowers 3-7 mm long; Colombia .... 12. A. lindeniana 18. Pinnae narrowlyto broadlycuneate,widest at apex. 22. Pinnae usually abruptlywidening nearapex; anthers>1 mm long. 23. Stem solitary;pinnae20-40 per side; middle pinnae 8-25 cm wide at apex, usually tricuspidate;Trinidadto Bolivia, not in Ecuador ..... 2. A. aculeata 23. Stem caespitose;pinnae(30-)50-65 per side; middle pinnae 4-9 6.

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