Text-book of structural and physiological botany . Fig. —Spurred calyx of Tropcsolum. Fig. 232.—Saccate calyx oi Lunaria- Fortulaca, the lower part remains attached like a persistent calyx often retains its form unchanged,as in the strawberry; but,-sometimes, as in

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Keywords: ., bookcentury1800, bookdecade1870, bookpublishernewyorkjwileysons