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The Plants of Michigan: Simple Keys for the Identification of the Native Seed Plants of the StateGleason, Henry A. (Henry Allan)

Science

The Plants of Michigan: Simple Keys for the Identification of the Native Seed Plants of the State

Name: The Plants of Michigan: Simple Keys for the Identification of the Native Seed Plants of the State
Author: Gleason, Henry A. (Henry Allan)

Gleason, Henry A. (Henry Allan)

Plants -- Michigan

54a. Foliage densely gray-pubescent; low bushy shrubs with yellow
          flowers                             2a, in =CISTACEAE=, p. 74.

     54b. Foliage green --55.

55a. Leaves opposite or whorled                        =PINACEAE=, p. 1.

55b. Leaves scattered on the stem                      =TAXACEAE=, p. 2.

     56a. Twining or climbing vines --57.

     56b. Not climbing or twining --66.

57a. Thorny vines --58.

57b. Not thorny --60.

     58a. Climbing by tendrils at the base of the leaves
                                              4b, in =LILIACEAE=, p. 11.

     58b. Tendrils none --59.

59a. Leaves simple                          5a, in =SOLANACEAE=, p. 100.

59b. Leaves compound                           8a, in =ROSACEAE=, p. 52.

     60a. Leaves compound --61.

     60b. Leaves simple --63.

61a. Leaves with 5 leaflets                    1a, in =VITACEAE=, p. 71.

61b. Leaves with 3 leaflets --62.

     62a. Plant climbing by tendril-like leaf-stalks
                                          1a, in =RANUNCULACEAE=, p. 35.

     62b. Plant climbing by hold-fast roots
                                          5b, in =ANACARDIACEAE=, p. 69.

63a. Leaves opposite                    5a, in =CAPRIFOLIACEAE=, p. 110.

63b. Leaves alternate --64.

     64a. Plants climbing by tendrils          1b, in =VITACEAE=, p. 71.

     64b. Twining plants --65.

65a. Leaves ovate-oblong, attached by the base
                                           1a, in =CELASTRACEAE=, p. 69.

65b. Leaves almost round, peltate near the edge  =MENISPERMACEAE= p. 40.

     66a. Leaves opposite --67.

     66b. Leaves alternate --84.

67a. Leaves compound --68.

67b. Leaves simple --69.

     68a. Leaflets 3                             =STAPHYLEACEAE=, p. 69.

     68b. Leaflets 7 or more            1a, in =CAPRIFOLIACEAE=, p. 109.

69a. Leaves palmately veined, or at least with a pair of prominent
     lateral veins from the base --70.

69b. Leaves pinnately veined --72.

     70a. Leaves not lobed                   1b, in =RHAMNACEAE=, p. 71.

     70b. Leaves more or less lobed --71.

71a. Leaves with stipules              22a, in =CAPRIFOLIACEAE=, p. 111.

71b. Leaves without stipules                  2a, in =ACERACEAE=, p. 70.

     72a. Leaves serrate --73.

     72b. Leaves entire --77.

73a. Stem thorny                             1b, in =RHAMNACEAE=, p. 71.

73b. Stem not thorny --74.

     74a. Bark of the ripe twigs green     1b, in =CELASTRACEAE=, p. 69.

     74b. Bark of the ripe twigs brown, reddish, or gray --75.

75a. Twigs with a prominent hairy ridge extending downward from the
     middle of the line connecting the petiole bases
                                       13a, in =CAPRIFOLIACEAE=, p. 110.

75b. Twigs without any pubescent ridge --76.

     76a. Erect shrubs; leaves obviously toothed
                                       11b, in =CAPRIFOLIACEAE=, p. 110.

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The Plants of Michigan: Simple Keys for the Identification of the Native Seed Plants of the State

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