The Sonoran Desert Florilegium

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Parkinsonia aculeata
Mexican palo verde
© 2015 Susan E. Ashton
Pen and ink


Plate Descriptions

1.     Habit
2.     Seed pods
3.     Seed
4.     Young flower
5.     Young flower cut-away
6.     Older flower after pollination
7.     Older flower cut-away
8.     Pistil
9.     Stigma detail
10.   Filament with anther
11.   Anther
12.   Thorn with enlargement
13.   Leaf detail:
       (a) open; (b) closed; (c) dropped