Show Lower Taxa
Lessingia micradenia
Leafl. Bot. Observ. Crit 2: 28. 1910.
Synonyms: Lessingia ramulosa var. micradenia (Greene) J. T. Howell
Revision as of 20:22, 16 December 2019 by FNA>Volume Importer
Plants 5–60 cm. Stems erect, tan to brown, glabrous. Leaves: basal withering before flowering; cauline margins entire, faces usually eglandular, sometimes sparsely stipitate-glandular, abaxial glabrous or villous. Heads borne ± singly, at ends of branchlets. Involucres cylindric to narrowly obconic, 4–6 mm. Phyllaries purple-tipped, faces glabrous, stipitate-glandular or gland-dotted; inner scarious. Disc florets 3–10; corollas white to pale lavender (color more intense in tubes); style-branch appendages truncate-penicillate, 0.1–0.3 mm. Pappi tan, equal to or shorter than cypselae.
Discussion
Varieties 2 (2 in the flora).
Selected References
None.
Key
1 | Phyllaries stipitate-glandular | Lessingia micradenia var. micradenia |
1 | Phyllaries not stipitate-glandular (sessile-glandular) | Lessingia micradenia var. glabrata |