. The botany of crop plants; a text and reference book. Botany, Economic. c^m. The leaves are ahernaLely arranged on the stem and characteristically hastate (halberd-shaped) (Fig. no), or triangular heart-shaped; they may be sessile or short- petioled, and bear an ocrea (Fig. 110), which soon falls Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Robbins, Wilfred William, 1884-1952. Philadelphia, P. Blakiston

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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectbotanyeconomic