203 
of its hammocks from destruction and its rare native plants 
m extermination, enabled us to rediscover, study, and satis- 
us. 
factorily determine the relationship of this cactus. 
lants similar to those from Lower Matecumbe Key have 
been collecte Umbrella Key, which is a miles north of 
ower Matecu These plants represent, h 
doubt, the same species. Their stems, ever, were slightly 
more ro and neither flowers nor fruit were found, its 
0 us 
status is yet slightly doubtful 
Joun K. SMALL 
HARDY WOODY PLANTS IN ire NEW YORK 
BOTANICAL GARDEN 
(Continued) 
Populus Rasumowskyana. RasumMowsky’s Poplar. 
Location: Salicetum 
rid. 
opie suaveolens. FRAGANT POPLAR. 
rei tion: Arboretu 
ral disubutioa Siberia, Mongolia and China. 
ae tremula. N ASPEN 
Location: , 
Arboretum 
Natural ditabneon, ‘Guope e and Asia. 
Populus tremuloides. AMERICAN ASPEN. 
Location: ees 
Natural distribution: ‘Nonhen — America. 
Populus tric. oun BLACK CoTTONW 
Location: 
Location: Arboretu: 
Introduced by the er of Plant Industry from Grenada, 
pain. 
Salix. WILLow 
Salix amygdalina var. angustifolia. NARROW-LEAVED ALMOND 
VILLOW 
