. The Botanical Class-Book and Flora of Pennsylvania. 2. Abruptly pinnate, (Fig. 49) when the petiole of apinnate leaf ends without an odd leaflet or tendril. , (Cassia Marilandica.) 3. Alternately pinnate, (Fig. 50) when the leafletsalternate with each other on opposite sides of the rare, Wood Vetch. 4. Interruptedly pinnate, (Fig. 51) when the leafletsare alternately large and small. Ex. Agrimony, Avens. 52.

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Keywords: ., bookauthornol, bookcentury1800, bookdecade1850, booksubjectbotany