It may be round, square, or polygonal, but is always roundly minded [136]
Its structural power is Spiral [137]
It is essentially branched; having subordinate leaf-stalks and flower-stalks, if not larger branches [139]
It developes the buds, leaves, and flowers of the plant.
This power is not yet properly defined, or explained; and referred to only incidentally throughout the eighth chapter [134]-[138]
II. The Leaf-Stalk (Cymba) sustains, and expands itself into, the Leaf [133], [134]
It is essentially furrowed above, and convex below [134]
It is to be called in Latin, the Cymba; in English, the Leaf-Stalk [135]
III. The Flower-Stalk (Petiolus):