Tragia laciniata

(Torrey) Müller Arg.

Linnaea 34: 182. 1865.

Common names: Sonoita or Sonoran noseburn
Basionym: Tragia urticifolia var. laciniata Torrey in W. H. Emory Bot. U.S. Mex. Bound. 2(1): 200. 1859
Treatment appears in FNA Volume 12. Treatment on page 188. Mentioned on page 156, 184, 185.

Subshrubs, 2.5–5 dm. Stems erect to decumbent, dark green, apex never flexuous. Leaves usually 3-foliolate, sometimes 3-lobed nearly to base; petiole 7–18 mm; leaflets: blade lanceolate, base acute, margins deeply and coarsely serrate, sinuses often extending 1/2+ to midvein, apex acute, central one 2.5–4 × 1–2 cm, lateral ones often with basal lobe. Inflorescences terminal (often appearing leaf-opposed), glands absent, staminate flowers 10–20 per raceme; staminate bracts 0.5–1.5 mm. Pedicels: staminate 0.8–1.6 mm, persistent base 0.3–0.7 mm; pistillate 2.5–3 mm in fruit. Staminate flowers: sepals 3–4, green, 1–1.4 mm; stamens 3, filaments 3.5–4 mm. Pistillate flowers: sepals lanceolate, 2–3 mm; styles connate 1/4–1/2 length; stigmas undulate to subpapillate. Capsules 6–7 mm wide. Seeds dark-brown, 3–3.2 mm.


Phenology: Flowering summer–fall; fruiting late summer–fall.
Habitat: Oak woodlands, ravines, stream banks.
Elevation: 1200–1700 m.

Distribution

Ariz., Mexico (Chihuahua), Mexico (Sonora)

Discussion

Tragia laciniata is the only Tragia in the flora area with compound leaves. Some plants from Sonora, Mexico, are intermediate between T. laciniata and T. nepetifolia var. dissecta. In the flora area, T. laciniata is known from southern Arizona.

Selected References

None.

Lower Taxa

None.

"elongated" is not a number."connate" is not a number. "distinct" is not a number."/4" is not declared as a valid unit of measurement for this property. "/2" is not declared as a valid unit of measurement for this property.

... more about "Tragia laciniata"
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
flexuous +
2.5cm;4cm +
lateral +  and central +
1cm;2cm +
Roberto J. Urtecho +
(Torrey) Müller Arg. +
persistent +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
Tragia urticifolia var. laciniata +
lanceolate +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Sonoita or Sonoran noseburn +
Ariz. +, Mexico (Chihuahua) +  and Mexico (Sonora) +
1200–1700 m. +
pistillate +  and staminate +
subtending +
Oak woodlands, ravines, stream banks. +
leaf-opposed +, terminal +  and axillary +
palmate +  and pinnate +
3-foliolate +
deciduous +
3-lobed +
palmate +  and pinnate +
pistillate +  and staminate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
connate;distinct +
0.7 cm7 mm <br />0.007 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
Flowering summer–fall +  and fruiting late summer–fall. +
dark-brown +
globose +  and ovoid +
0.3 cm3 mm <br />0.003 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
not petaloid +
connate +  and distinct +
lanceolate +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
connate +  and distinct +
dark green +
erect +  and decumbent +
subpapillate +
undulate +
multifid +  and 2-fid +
Tragia laciniata +
species +