Misopates orontium subsp. orontium

WeedyIntroducedIllustrated
Treatment appears in FNA Volume 17. Treatment on page 36. Mentioned on page 34, 37.

Stems simple or branched, 10–70 cm. Leaves: blade linear to narrowly lanceolate or narrowly oblanceolate, 12–55 × 2–10 mm, glandular. Inflorescences 2–25 cm, densely glandular-hairy; bracts linear, 15–25 × 0.9–1.2 mm. Pedicels ascending, 0.5–2.5 mm in flower, to 4 mm in fruit. Flowers: calyx lobes accrescent, abaxial 10–15 × 1–2 mm in fruit, adaxial 15–20 × 1–2.5 mm in fruit; corolla sparsely glandular-pubescent externally, tube 6–8 mm, internally glandular-pubescent abaxially, hairs yellow, palate densely white-lanate, throat 3.5–4.5 mm diam., abaxial lip: middle lobe narrower than laterals; stamens included; staminode 0.2 mm; style persistent, densely glandular-pubescent. Capsules obliquely ovoid or oblong-ovoid, 4–7 mm wide, glandular-pubescent. Seeds 0.9–1.2 mm, papillate, abaxial face keeled, adaxial with sinuate marginal ridges, wings narrow. 2n = 16 (Portugal).


Phenology: Flowering May–Oct.
Habitat: Disturbed sites, including roadsides, rail yards, construction sites, abandoned areas, gravel bars.
Elevation: 0–1000 m.

Distribution

Introduced; B.C., Ont., Que., Alaska, Calif., Conn., Fla., Idaho, Ill., Ky., Maine, Mich., N.J., N.Y., Ohio, Oreg., Pa., Utah, Va., Wash., Europe, Asia, n Africa, also in South America (Argentina), also in South America (Bolivia), also in South America (Ecuador), s Africa (Republic of South Africa), Pacific Islands (Hawaii), Pacific Islands (New Zealand), Australia

Discussion

Subspecies orontium is widely, sporadically naturalized, mostly in temperate regions of the world.

Selected References

None.

Lower Taxa

None.
Craig C. Freeman +
(Linnaeus) Rafinesque +
alternate +, opposite +, whorled +, helical +  and subopposite +
Antirrhinum orontium +
1.2 cm12 mm <br />0.012 m <br /> (5.5 cm55 mm <br />0.055 m <br />) +
linear;narrowly lanceolate or narrowly oblanceolate +
not leathery +  and not fleshy +
0.2 cm2 mm <br />0.002 m <br /> (1 cm10 mm <br />0.01 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
adaxial +  and abaxial +
accrescent +
short-cupulate +
glandular-pubescent +
oblong-ovoid +  and ovoid +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
personate +  and bilabiate +
white +, purple +  and pink +
glandular-pubescent +
urceolate +  and cylindric +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
B.C. +, Ont. +, Que. +, Alaska +, Calif. +, Conn. +, Fla. +, Idaho +, Ill. +, Ky. +, Maine +, Mich. +, N.J. +, N.Y. +, Ohio +, Oreg. +, Pa. +, Utah +, Va. +, Wash. +, Europe +, Asia +, n Africa +, also in South America (Argentina) +, also in South America (Bolivia) +, also in South America (Ecuador) +, s Africa (Republic of South Africa) +, Pacific Islands (Hawaii) +, Pacific Islands (New Zealand) +  and Australia +
drupe-like +
0–1000 m. +
curved +  and straight +
1 +  and 4 +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
Disturbed sites, including roadsides, rail yards, construction sites, abandoned areas, gravel bars. +
terminal +  and axillary +
2 cm20 mm <br />0.02 m <br /> (25 cm250 mm <br />0.25 m <br />) +
alternate +  and opposite +
persistent +  and deciduous +
usually longer +
entire +  and subentire toothed or lobed +
axile +  and parietal +
basal +, apical +  and superior +
tenuinucellate +, unitegmic +  and hemitropous +
campylotropous +, hemianatropous +  and anatropous +
white-lanate +
0 cm0 mm <br />0 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
5 +  and 4 +
Flowering May–Oct. +
Autik. Bot., +
minute +
dark-brown +
papillate +
angled +  and obovoid +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
Weedy +, Introduced +  and Illustrated +
0.2 cm2 mm <br />0.002 m <br /> (?) +
branched +  and simple +
climbing +  and scrambling +
sprawling +, creeping +  and prostrate +
erect;ascending +
glandular-pubescent +
10 cm100 mm <br />0.1 m <br /> (70 cm700 mm <br />0.7 m <br />) +
persistent +
glandular-pubescent +
Misopates orontium subsp. orontium +
Misopates orontium +
subspecies +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
glandular-pubescent +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +