Flora of the Southeastern United States
2022 Edition

Colors

Data mode

Key to Forestiera

1 Leaf blades linear to narrowly oblanceolate, 3-6 mm wide; [e. TX westwards and southwestwards]
1 Leaf blades obovate or elliptic, (3-) 5-40 (-50) mm; leaf margins serrulate (or glabrous in F. segregata); [collectively widespread in our region].
..2 Leaves (6-) 7-8 (-9) cm long, long-acuminate or acuminate (rarely acute) at the apex, the tip sharply pointed; [of swamp forests, sloughs, and ponds]
..2 Leaves 1.5-7 (-8) cm long, obtuse at the apex, or if short-acuminate the ultimate tip blunt; [of uplands, over calcareous rocks or shell].
....3 Leaves evergreen, glabrous above, glabrous and punctate below; leaf margins entire.
....3 Leaves deciduous, at least sparsely pubescent on the midrib above, pubescent and non-punctate below; leaf margins serrulate.
......4 First-year twigs pubescent, the pubescence evenly distributed (not in 2 lines); petioles moderately pubescent; flowering in early spring from buds on twigs of the previous season; leaves 5-7 (-8) cm long
......4 First-year twigs pubescent, the pubescence in 2 lines on either side of the twig; petioles glabrous (or with a very few hairs; flowering in mid-late summer, the flowers in leaf axils; leaves mostly 2-5 cm long