12 



MEMOT-RS OF THE NEW YORK BOTANICAL GARDEN 



[VOL. 10 



Longa, 1.6 mm lata, ovata, externe dense fulvo-strigosa, intus glabra; perianthii 

 segmenta interiora 4 mm longa, elliptica, ntrinque dense fulvo-strigosa; serierum 

 I et II filamenta 1.7 mm longa, strigulosa, antheris 1 mm longis, oblongis, retusis, 

 quadrilocularibus ; seriei III staminodia (fertilia in var. sericeae) 3.1 mm, 

 strigosa, glandulis in tertia parte basilari staminodiorum adnatis ; seriei IV 

 staminodia sagittata setis terminalibus munita ; gynoecium glabrum, ovario 1 mm 

 longo, globoso ; stylus 1.5 mm longus, angustatus ; stigma peltatum. Inf ructes- 

 centia fructibus paucis ; perianthii segmenta patentia usque ad involuta, omnino 

 persistentia ; fructus globosi, glauci, stylo persistente. 



Persea fastigiata var. fastigiata. 



A var. pilosa et var. sericea foliis plerumque oblanceolatis, sparse strigulosis, 

 marginibus leviter recurvatis, rachide sparse fulvo-strigosa, seriei III staminodiis 

 differt. 



Type. Cerro Huachamaeari, Rio Cunueunuma, Amazonas, Venezuela, 11 Dec 

 1950, Bassett Maguire, R. S. Cowan, & John J. Wurdack 30130 (holotype, NY). 



Distribution. Found on the summit of Cerro Huachamaeari and summit and 

 slopes of Cerro Neblina, sandstone mountains of southern Venezuela. Amazonas. 

 Cerro Huachamaeari : occasional in vicinity of Summit Camp, 1800 m, Maguire, 

 Cowan, & Wurdack 30019; flowers cream-colored, W rim of Ridge I between 

 Summit Camp and east escarpment, 1850 m, Maguire, Cowan, d Wurdack 30130; 

 tree 10 m, inflorescence reddish, occasional in vicinity of Summit Camp, 1800 m, 

 Maguire, Cowan, & Wurdack 30199. Cerro de Neblina: uppermost escarpment 

 slopes south of Camp 3, 1700 m, Maguire, Wurdack, & Hunting 36958; banks of 

 Cano Grande SSW of Cumbre Camp, 1050-1100 m, Maguire, Wurdack, & 

 Maguire 42197, 



Persea fastigiata var. pilosa Kopp, var. now 



A var. fastigiata et var. sericea foliis oblanceolatis usque ad elliptica, sparse 

 strigulosis, marginibus valde revolutis, rachide dense fulvo-pilosa, seriei III 

 staminodiis differt. 



Type. Chimanta Massif, Torono-tepui, along Rio Tirica, Bolivar, Venezuela, 

 1925 m, Mar 1955, Julian A. Steyermark & John J. Wurdack 1240 (holotype, 

 NY). 



Distribution. Summit of Cerro Chimanta in southern Venezuela. Bolivar: 

 Chimanta Massif, zanjon near edge of escarpment above Middle Falls of Rio 

 Tirica below Summit Camp, 1925 m, Steyermark & Wurdack 451; Ptari-tepui, 

 along base of south-facing high sandstone bluffs, 2410 m, Steyermark 59909 (F) ; 

 Chimanta-tepm (Torono-tepui) above valley of Rio Tirica, 1000-1700 m, Steyer- 

 mark 75447 (NY). 



Persea fastigiata var. sericea Kopp, var. nov. 



A var. fastigiata et var. pilosa foliis oblanceolatis, sericeis, marginibus 

 revolutis, rachide sericea, antheris seriei III quadrilocularibus, locularibus supe- 

 rioribus vestigialibus differt. 



Type. Bonnetia forest at northwest head of Cano Grande, Cerro Neblina, 

 Amazonas, Venezuela, 2000 m, 8-9 Dec 1957, Bassett Maguire, John J. Wurdack, 

 & Celia K. Maguire 42321 (holotype, NY) . 



