Difference between revisions of "Lactuca canadensis"
Sp. Pl. 2: 796. 1753.
FNA>Volume Importer |
imported>Volume Importer |
||
| (3 intermediate revisions by 2 users not shown) | |||
| Line 6: | Line 6: | ||
|place=2: 796. 1753 | |place=2: 796. 1753 | ||
|year=1753 | |year=1753 | ||
| + | }} | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
}} | }} | ||
|basionyms= | |basionyms= | ||
| Line 11: | Line 15: | ||
|name=Lactuca canadensis var. latifolia | |name=Lactuca canadensis var. latifolia | ||
|authority=Kuntze | |authority=Kuntze | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Lactuca canadensis var. longifolia | |name=Lactuca canadensis var. longifolia | ||
|authority=(Michaux) Farwell | |authority=(Michaux) Farwell | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Lactuca canadensis var. obovata | |name=Lactuca canadensis var. obovata | ||
|authority=Wiegand | |authority=Wiegand | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Lactuca sagittifolia | |name=Lactuca sagittifolia | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Cichorieae;Lactuca;Lactuca canadensis | |hierarchy=Asteraceae;Asteraceae tribe Cichorieae;Lactuca;Lactuca canadensis | ||
| Line 43: | Line 51: | ||
-->{{#Taxon: | -->{{#Taxon: | ||
name=Lactuca canadensis | name=Lactuca canadensis | ||
| − | |||
|authority=Linnaeus | |authority=Linnaeus | ||
|rank=species | |rank=species | ||
| Line 57: | Line 64: | ||
|publication title=Sp. Pl. | |publication title=Sp. Pl. | ||
|publication year=1753 | |publication year=1753 | ||
| − | |special status= | + | |special status=Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V19_350.xml |
|tribe=Asteraceae tribe Cichorieae | |tribe=Asteraceae tribe Cichorieae | ||
|genus=Lactuca | |genus=Lactuca | ||
Latest revision as of 19:51, 5 November 2020
Biennials, (15–)40–200(–450+) cm. Leaves on proximal 1/2–3/4 of each stem; blades of undivided cauline leaves oblong, obovate, or lanceolate to spatulate or lance-linear, margins entire or denticulate, midribs sometimes sparsely pilose. Heads in ± corymbiform to paniculiform arrays. Involucres 10–12+ mm. Phyllaries usually reflexed in fruit. Florets 15–20+; corollas bluish or yellowish, usually deliquescent. Cypselae: bodies brown (often mottled), ± flattened, elliptic, 5–6 mm, beaks ± filiform, 1–3 mm, faces 1(–3)-nerved; pappi white, 5–6 mm. 2n = 34.
Phenology: Flowering Jun–Oct.
Habitat: Roadsides, swamps, salt marshes, thickets
Elevation: 0–2200 m
Distribution
B.C., Man., N.B., N.S., Ont., P.E.I., Que., Yukon, Ala., Ariz., Ark., Calif., Colo., Conn., Del., D.C., Fla., Ga., Idaho, Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., Mont., Nebr., Nev., N.H., N.J., N.Mex., N.Y., N.C., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.C., S.Dak., Tenn., Tex., Utah, Vt., Va., Wash., W.Va., Wis., Wyo., Mexico, Central America, Eurasia.
Discussion
Selected References
None.