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Key to Ficus

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1 Vine, climbing by adventitious roots, appressed to walls or trailing; leaves dimorphic (small and distichous on climbing branches, larger on non-climbing branches); [subgenus Synoecia]
1 Shrub to tree, erect; leaves monomorphic.
..2 Leaves lobed, (7-) 15-30 cm long; shrub to small tree, rarely > 5 m tall; [widespread in our area]; [subgenus Ficus, section Ficus]
..2 Leaves unlobed, 3-15 cm long; tree, to 30 m tall; [of peninsular FL].
....3 Leaves with many (>20) lateral veins, these spaced 1-3 mm apart.
......4 Leaves 4-6 (-11) cm long, pliable when fresh
......4 Leaves 9-30 cm long, very thick and leathery; [subgenus Urostigma, section Conosycea]
....3 Leaves with < 15 lateral veins, these all or mostly spaced > 4 mm apart.
........5 Peduncles 5-15 mm long; figs 8-18 mm in diameter, yellow or black when ripe; leaves subcordate to rounded at the base; [subgenus Urostigma, section Americanae]
........5 Peduncles < 5 mm long; figs 5-15 mm in diameter, yellow, orange, red, purple or black when ripe; leaves rounded to cuneate at the base.
..........6 Leaves 4-6 (-11) cm long; figs 5-6 mm in diameter, purple or black when ripe; [subgenus Urostigma, section Conosycea]
..........6 Leaves 6-12 (-15) cm long; figs 6-15 mm in diameter, yellow or orange when ripe; [subgenus Urostigma, section Americanae] .
............ 7 Basal pair of secondary veins borne at a narrower (more acute) angle to the midvein than the other secondary veins, extending 1/3rd or more the length of the blade
............ 7 Basal pair of veins borne at a similar angle to the midvein as the other secondary veins, extending 1/8th or less the length of the blade