Daleae Imagines page 857 plate CXXXII

  • Title

    Daleae Imagines page 857 plate CXXXII

  • Creator(s)

    R. C. Barneby

  • Publisher

    The New York Botanical Garden Press

  • Description

    PLATE CXXXII Dalea sericea Lagasca, a coarsely leafy, herbaceous or weakly suffrutescent herb of Mexico and Guatemala, with massive, silky-barbate, headlike spikes of dull blue or purplish flowers. The common form, var. sericea (fig. A, × 1/10), has few or solitary, erect or assurgent, commonly monocephalous, at best few-headed stems; the more local var. humistrata Barneby (fig. B, × 1/10) of mountainous central Oaxaca has many radiating, pliantly prostrate stems that branch both at base and distally, forming mats of silvery-greenish foliage surrounded by a ring of incurved heads. — Flowering stem × 1, leaflet × 2, pod × 10, the rest × 5. var. sericea: A) habit sketch; 1) top of flowering stem; 3) stipules; 4) bract, ventral view; 5) flower + bract; 6) banner, ventral and profile views; 7) wing; 8) keel; 9) androecium; 10) pod. var. humistrata: B) habit-sketch.

  • Taxonomy

    Dalea sericea Lag.

    Dalea sericea var. humistrata Barneby

    Dalea sericea Lag. var. sericea

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  • Cite This Image

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  • Image Type

    Illustration