A Monograph on the Genus Heuchera

A Monograph on the Genus Heuchera

CARL OTTO ROSENDAHL
FREDERIC K. BUTTERS
OLGA LAKELA
Volume: 2
Copyright Date: 1936
Edition: NED - New edition
Pages: 194
https://www.jstor.org/stable/10.5749/j.cttttq74
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  • Book Info
    A Monograph on the Genus Heuchera
    Book Description:

    A Monograph on the Genus Heuchera was first published in 1936. Minnesota Archive Editions uses digital technology to make long-unavailable books once again accessible, and are published unaltered from the original University of Minnesota Press editions. Volume II in the Minnesota Studies in Plant Science series This taxonomic review discusses a number of topics related to the genus heuchera, including: its taxonomic and geographic position; its generic unity; its hybritidy; and its synoptical treatment. The study also offers a detailed description of the genus with an evaluation of various taxonomic characters._x000B_

    eISBN: 978-1-4529-3827-1
    Subjects: Botany & Plant Sciences

Table of Contents

  1. Front Matter
    (pp. [i]-[iv])
  2. PREFACE
    (pp. [v]-[viii])
  3. INTRODUCTION
    (pp. 1-25)

    The genusHeucherawas founded by Linnaeus in the first edition of hisSystema. It appears in the first edition of theSpecies Plantarumwith a single species,H. americana, and for fifty years this was the only species known. In 1803 Michaux added a second species,H. villosa, and eleven years later Pursh described three more, one of which, however, proved to be identical with Michaux’s species. By 1830, when Seringe worked up the genus for De Candolle’sProdromus, there were 13 recognized species (4 of them described as “non satis notae”) as well as several names which Seringe...

  4. SYNOPTICAL TAXONOMIC TREATMENT OF THE GENUS HEUCHERA
    (pp. 26-176)

    Flowers pentamerous (rarely hexamerous as an anomaly, and apparently regularly so in one species), regular or more or less zygomorphic; hypanthium half epigynous, mostly campanulate but sometimes flat and saucer-shaped, or elongated and cylindrical, more or less oblique; sepals similar or unequal, green or petaloid, imbricated in the bud; petals spatulate or lanceolate, clawed, occasionally absent; stamens 5 (rarely 6), standing in front of the sepals; carpels 2, equal (rarely 3 as an infrequent anomaly), united below and usually for a very short distance above the line of adnation of the hypanthium, their distal portions forming 2 free conical beaks...

  5. INDEX TO BOTANICAL NAMES IN THE GENUS HEUCHERA
    (pp. 177-180)