Show Lower Taxa
Difference between revisions of "Lessingia pectinata"
Proc. Acad. Nat. Sci. Philadelphia 47: 548. 1896.
Synonyms: Lessingia germanorum var. pectinata (Greene) J. T. Howell Lessingia glandulifera var. pectinata (Greene) Jepson
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Lessingia | |genus=Lessingia | ||
Revision as of 20:22, 16 December 2019
Plants 5–70 cm. Stems erect, green, tan, or reddish to dark brown, usually glabrous or villous, rarely tomentose. Leaves: basal withering by flowering; cauline margins entire or dentate to pinnately lobed, faces gland-dotted, abaxial glabrous or villous to tomentose. Heads borne singly, at ends of branchlets. Involucres obconic, (4–)5–8 mm. Phyllaries usually green, rarely purple, faces glabrous or villous to tomentose, gland-dotted; inner ± scarious. Disc florets 15–30; corollas yellow (tubes with brown-purple band inside); style-branch appendages truncate-penicillate, 0.1–0.2 mm. Pappi white to tan, equal to or longer than cypselae.
Discussion
Varieties 2 (2 in the flora).
Selected References
None.
Key
| 1 | Stems reddish to dark brown; leaf margins dentate to pinnately lobed (segments cuspidate) | Lessingia pectinata var. pectinata |
| 1 | Stems green or tan; leaves entire or dentate to pinnately lobed (segments not cuspidate) | Lessingia pectinata var. tenuipes |