Upload
dinhdieu
View
214
Download
0
Embed Size (px)
Citation preview
© 2009 K
ay Yatskievych
Robinia pseudoacaciaBlack Locust
Indiana Species Pages© 8 July 2009 Kay Yatskievych • [email protected]
© 2009 S
am P
ostlethw
ait
© 2009 S
am P
ostlethw
ait
© 2009 S
am P
ostlethw
ait
• http://www.mobot.org/MOBOT/Research/curators/kay.shtml
Family: Fabaceae [Gleason andCronquist 1991; Judd et al. 2007]
Notes:Robinia pseudoacacia is native inIndiana, but probably only in thesoutheastern part of the state.
Petals 5, 15–25 mm long, white; calyx irregu-larly 5-toothed; stamens 10; ovary 1. BloomsMay 9–June 13.
Tree to 25 m. Woods, woods margins, roadsides.
Spines to 2 cm, usuallypresent at bases of leaves.
Inflorescence to 20 cm;leaf to 40 cm.