The Sonoran Desert Florilegium

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Phaseolus acutifolius var. tenuifolia
Tepary bean
© 2012 Susan E. Ashton
Pen and ink

Plate Descriptions

1.     Habit
2.     Flower
3.     Androecium
4.     Filament with anther
5.     Stigma
6.     Seed pod
7.     Opened pod showing seed
8.     Seed
9.     Roots showing nitrogen-fixing
10.   Petiole detail
11.   Leaf front
12.   Leaf back
13.   Detail of lower stem
        showing lack of glands
14.   Detail of upper stem
        showing glands
15.   Detail of flower stalk
        showing glands
16.   Detail of leaf showing alternate
        attachment of leaflets and
        placement of glands
17.   Leaflet back showing veins
18.   Leaflet front