. Bergen's botany : key and flora : Northern and Central States Plants; Plants. 24 FOUNDATIONS OF BOTANY. Fio. 4. — Inflorescence, Flower, and Seed, of a Sedge. (Great Bulrush, Scirpus lacustris.) A, magnified flower, surrounded by a perianth of hypogynous bristles ; B, the seed; C, section of the seed, showing the small embryo enclosed in the base of the endosperm. I. :MA, Martius. Perennial herbs, springing from a corm or a tuberous rootstock. Spathe rolled up at base. Summit of spadix naked, the lower part flower-bearing; staminate flowers above, pistil- late ones below. Stigma
. Bergen's botany : key and flora : Northern and Central States Plants; Plants. 24 FOUNDATIONS OF BOTANY. Fio. 4. — Inflorescence, Flower, and Seed, of a Sedge. (Great Bulrush, Scirpus lacustris.) A, magnified flower, surrounded by a perianth of hypogynous bristles ; B, the seed; C, section of the seed, showing the small embryo enclosed in the base of the endosperm. I. :MA, Martius. Perennial herbs, springing from a corm or a tuberous rootstock. Spathe rolled up at base. Summit of spadix naked, the lower part flower-bearing; staminate flowers above, pistil- late ones below. Stigma flat; ovary 1-celled ; berry 1-few- 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 Bergen, Joseph Y. (Joseph Young), 1851-1917. Boston : Ginn
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectplants, bookyear1901
