Difference between revisions of "Tetraneuris herbacea"
Pittonia 3: 268. 1898.
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|name=Actinea herbacea | |name=Actinea herbacea | ||
|authority=(Greene) B. L. Robinson | |authority=(Greene) B. L. Robinson | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Hymenoxys acaulis var. glabra | |name=Hymenoxys acaulis var. glabra | ||
|authority=(A. Gray) K. F. Parker | |authority=(A. Gray) K. F. Parker | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Hymenoxys herbacea | |name=Hymenoxys herbacea | ||
|authority=(Greene) Cronquist | |authority=(Greene) Cronquist | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Gaillardiinae;Tetraneuris;Tetraneuris herbacea | |hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Gaillardiinae;Tetraneuris;Tetraneuris herbacea | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Tetraneuris herbacea | name=Tetraneuris herbacea | ||
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|authority=Greene | |authority=Greene | ||
|rank=species | |rank=species | ||
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|publication year=1898 | |publication year=1898 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_1131.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae | ||
Revision as of 19:33, 16 December 2019
Perennials, 6–35+ cm. Caudices ± branched, branches notably thickened distally. Stems 1–10, erect, unbranched. Leaves all basal, new leaves tightly clustered; blades spatulate or oblanceolate to linear-oblanceolate, entire, glabrous or sparsely to rarely moderately hairy, moderately to densely gland-dotted. Heads 1–10 per plant, borne singly. Peduncles 5–35 cm, ± hairy proximally, densely hairy distally. Involucres 10–15 × 12–20 mm. Outer phyllaries 8–12, 5–7.5 mm, margins 0–0.2 mm wide, sometimes slightly scarious, abaxial faces ± hairy. Ray florets 14–27; corollas 11.8–20 mm. Disc florets 50–100+; corollas yellow, 3.4–4 mm. Cypselae 2.4–3.4 mm; pappi of 4–7 obovate, usually non-aristate scales 1.9–2.2 mm. 2n = 28.
Phenology: Flowering (Apr–)May–Jun(–Oct).
Habitat: Alvars (limestone flats), openings in woods
Elevation: 200 m
Distribution
Ont., Ill., Ohio.
Discussion
Tetraneuris herbacea is in the Center for Plant Conservation’s National Collection of Endangered Plants.
Selected References
None.