Lessingia micradenia

Greene

Leafl. Bot. Observ. Crit 2: 28. 1910.

EndemicConservation concern
Synonyms: Lessingia ramulosa var. micradenia (Greene) J. T. Howell
Treatment appears in FNA Volume 20. Treatment on page 456. Mentioned on page 453.

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