Difference between revisions of "Chrysogonum virginianum"
Sp. Pl. 2: 920. 1753.
Common names: Green and gold
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | ||
Revision as of 21:35, 16 December 2019
Leaf blades 2.5–10 cm, faces minutely strigoso-hirsutulous to villoso-hirsute and stipitate-glandular (hairs ca. 0.1 mm). Peduncles 2–22 cm. Paleae ca. 4 mm. Ray corollas 6–17 mm, laminae broadly elliptic, apices 3-toothed. Disc corollas 2.5–2.7 mm. Cypselae 3–4.5 × 2–2.5 mm.
Distribution
e United States.
Discussion
Varieties 3 (3 in the flora).
Selected References
None.
Lower Taxa
Key
| 1 | Plants not stoloniferous; earliest flowering stems leafless, later ones leafy and mostly 15–35(–50) cm | Chrysogonum virginianum var. virginianum |
| 1 | Plants stoloniferous (colonial, mat-forming); flowering stems leafless and/or leafy, leafy stems (2–)15–25 cm | > 2 |
| 2 | Longest stolon internodes 2–6 cm; earliest flowering stems leafless, mostly 2–25 cm (later flowering stems leafy, 15–25 cm) | Chrysogonum virginianum var. brevistolon |
| 2 | Longest stolon internodes 12–60 cm; earliest (and all other) flowering stems leafless, 2–10 cm | Chrysogonum virginianum var. australe |