By Garrett E. Crow, C. Barre Hellquist
This accomplished and up to date reference paintings is an identity handbook masking greater than 1100 species of vascular crops that are local or naturalized in aquatic and wetland habitats within the northeastern area of North the US, from Newfoundland west to Minnesota and south to Virgina and Missouri. this can be a significant revision, long-awaited, of Norman Fassett's vintage (and a lot smaller) A guide of Aquatic crops. it is going to curiosity biologists, source managers, and environmentalists taken with the protection of wetland parts, that are more and more threatened.
Read Online or Download Aquatic and Wetland Plants of Northeastern North America: Angiosperms: Monocotyledons (Volume 2) PDF
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Dirt jacket notes: "In Morphology and Evolution of Vascular vegetation you can find updated discussions of class and sexuality in ferns; of the body structure of the weird African wilderness plant Welwitschia mirabilis; and of fossil plant life from the reduce and Mid-Cretaceous eras. As helpful and exciting to the introductory botany or plant morphology pupil as to the reader, the 3rd variation of this vintage textual content bargains thoroughly present descriptions of the mature constitution, organ improvement, replica, fossil list, phylogenetic traits, and interrelationships of each significant vascular plant staff.
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Extra resources for Aquatic and Wetland Plants of Northeastern North America: Angiosperms: Monocotyledons (Volume 2)
Asteraceae. 1: 3 75 35. Leaves 6-12 per whorl; stems hollow (Hippuris) . . . . . . . . . . . . . Hippuridaceae. 1:315 32. Plants emersed. or with leaves floating at surface. 37. Leaf margins toothed or distinctly wavy. 38. Stems square in cross-section. 39. Flowers radially symmetrical. 4-merous. petals separate; hypanthium urn-shaped (fig. e) (Rhexia) . . . . . . . . . . . . . .
Asteraceae, 1: 3 75 58. Leaves 6-12 per whorl; stems hollow (Hippuris) . . . . . . . . . . . . . . . . . . . . Hippuridaceae, 1:315 57. Leaves alternate or opposite. 60. Flowers greatly reduced, hidden in axils of overlapping scales, forming spikes or spikelets; perianth absent or reduced to bristles. 61. Stems solid (except Duliehium, hollow including nodes; Scirpus eyperinus, sometimes with pith breaking down), triangular in cross-section, angles sometimes rounded, but pith angular; leaves 3-ranked; sheaths closed; flowers/ fruits each subtended by a single bract (fig.
Becoming lobed near base (fig. 17e) (Rorippa palustris) . . . . . . . . . . . . . . . . . . . . Brassicaceae. 1:143 87. Leaves of two types. pinnatifid to pectinate on lower portion of stem. serrate on upper portion (figs. 7b. 8j) (upper leaves often becoming pinnatifid to pectinate late in season) (Proserpinaca) . . . . . . . . . . . . . . . . . . Haloragaceae. 1: 194 75. Leaf margins entire (fig. 18c). 91. Veins several to many. running from base of leaf to apex without branching (fig.