Difference between revisions of "Argythamnia mercurialina"

(Nuttall) Müller Arg.

Linnaea 34: 148. 1865.

Common names: Tall silverbush
Endemic
Basionym: Aphora mercurialina Nuttall Trans. Amer. Philos. Soc., n. s. 5: 174. 1835
Synonyms: Ditaxis mercurialina (Nuttall) J. M. Coulter
Treatment appears in FNA Volume 12. Treatment on page 178. Mentioned on page 173.
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|publication year=1865
 
|publication year=1865
 
|special status=Endemic
 
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V12/V12_803.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V12/V12_803.xml
 
|genus=Argythamnia
 
|genus=Argythamnia
 
|species=Argythamnia mercurialina
 
|species=Argythamnia mercurialina

Revision as of 19:56, 16 December 2019

Herbs, perennial, monoecious or dioecious, to 8 dm. Stems usually erect, rarely prostrate in var. pilosissima, hairy, hairs malpighiaceous. Leaves: stipules deciduous, subulate to ovate, 0.3–0.5 mm, margins not glandular; petiole usually absent, rarely to 4 mm on proximal leaves; blade lanceolate, elliptic, ovate to obovate, 1.5–7.5 × 0.6–3.5 cm, margins entire or serrulate, without glands, surfaces hairy, hairs malpighiaceous. Inflorescences bisexual or unisexual, to 12 cm; bracts ovate to lanceolate, 1.5–2.5 mm, margins without glands. Flowers without pink dye when wetted. Staminate flowers: sepals lanceolate to narrowly elliptic, 2.3–3 × 0.7–0.8 mm; petals elliptic to spatulate, 2–2.5 × 0.8–1 mm, free from androphore; nectary glands linear to obovate, 0.3–0.5 × 0.1–0.2 mm, free from androphore, glabrous or pubescent; stamens 8, staminodes 0. Pistillate flowers: sepals elliptic, 1–7 × 0.3–3 cm, without glands; petals 0 or 5, elliptic, linear, or punctiform, less than 0.5 mm; nectary glands linear, 0.7 × 1.5 mm, glabrous or pubescent; ovary strigose; styles 0.8–1.5 mm, pubescent; stigmas flattened. Capsules 6–14 mm, hispidulous to strigose. Seeds 3.2–4.5 mm, smooth to slightly papillate.

Discussion

Varieties 2 (2 in the flora).

Selected References

None.