Solidago caesia L.

Cite taxon page as 'WFO (2020): Solidago caesia L. Published on the Internet; Accessed on: 08 Jul 2020'

General Information

Plants (20–)35–80(–100) cm; rhizomes woody, caudexlike. Stems 1–10+, usually blue to purple, glaucous, arching, straight , usually simple, occasionally with 2–3(–4) elongated lateral branches, glabrous or slightly strigose in arrays. Leaves: basal withering by flowering; proximal to mid cauline sessile, blades lanceolate, (47–)70–100(–150) × 8–20(–30) mm, margins serrate (with 0–24 teeth per side), apices acuminate, faces abaxially glabrous or sparsely hairy, adaxially sparsely hairy; distal sessile, blades narrowly lanceolate, (20–)40–70(–100) × (3.4–)5.6–11(–17) mm, margins entire to slightly serrate, faces glabrous or sparsely hairy. Heads 9–380, in short, secund, axillary and terminal racemo-paniculiform clusters (4.4–)13–36(–58) cm. Peduncles 2–10 mm, sparsely to moderately strigose; bracteoles linear, 1–8. Involucres narrowly campanulate, (3.5–)4.8–6(–7.2) mm. Phyllaries in ca. 3 series, unequal, outermost lanceolate (1–1.7 mm), acute, innermost linear-oblong (2.3–4 mm), 1-nerved, obtuse to acute. Ray florets 1–6; laminae (1.5–)2–3(–4) × ca. 1 mm. Disc florets 3–6(–9); corollas 2–3(–4) mm, lobes (0.5–)1–1.5(–2) mm. Cypselae 1–2(–2.5) mm, moderately to densely strigose; pappi 2–3(–3.7) mm.

  • Provided by: [B].Flora of North America @
    • Source: [
    • 1
    • ]. 

    "Plants 3–10 dm from a short, stout, caudex-like rhizome, sometimes with long, creeping rhizomes as well; stem terete, glaucous; lvs chiefly cauline, ± serrate, acuminate, glabrous or slightly hairy, lanceolate or lance-elliptic, 6–12 × 1–3 cm, 3–10 times as long as wide, tapering to the sessile or obscurely short-petiolate base; infl chiefly axillary (sometimes branched) as in no. 19 [Solidago curtisii Torr. & A. Gray]; invol glabrous, 3–4.5 mm, its bracts narrow, obtuse or rounded, tending to be obscurely several-nerved; rays (1–)3–4(–5); disk-fls 5–8; achenes hairy; 2n=18. Woods; N.S. and s. Que. to Wis., s. to Fla. and Tex. An apparent hybrid with no. 30 [Solidago ulmifolia Muhl.] is S. ×ulmicaesia Friesner."

  • Provided by: [C].New York Botanical Garden
    • Source: [
    • 2
    • ]. 


     Information From

    CC0 1.0 Universal (CC0 1.0).
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of North America @
    'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    New York Botanical Garden
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • C Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    World Flora Online consortium
    World Flora Online Data. 2018.
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