Flora of North America species comparison

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Tragia saxicola

Florida keys noseburn
Habit Herbs or subshrubs, 1.2–3.5 dm.
Stems

erect, green, apex flexuous.
Leaves

petiole 5–13 mm;

blade suborbiculate to ovate, 1.2–3 × 1–2.3 cm, base subcordate, margins dentate to serrate, apex acute.
Inflorescences

terminal (often appearing leaf opposed), glands absent, staminate flowers 12–20 per raceme;

staminate bracts 0.8–1.2 mm.
Pedicels

staminate 1.5–1.9 mm, persistent base 0.5–0.7 mm;

pistillate 3.2–3.7 mm in fruit.
Staminate flowers

sepals 3–4, green, 1–1.5 mm;

stamens 3–4, filaments 0.4–0.6 mm.
Pistillate flowers

sepals lanceolate, 1.5–3 mm;

styles connate 1/4–1/3 length;

stigmas undulate.
Capsules

6–7 mm wide.
Seeds

dark brown with light brown streaks, 2.4–3 mm.

Tragia saxicola
Phenology Flowering late winter–fall; fruiting spring–early winter.
Habitat Dry pinelands and hammocks on limestone substrates.
Elevation 0–10 m. (0–0 ft.)
Distribution
from FNA
FL
[BONAP county map]
Discussion

Tragia saxicola occurs in south Florida and the Florida Keys. Although similar to T. smallii in its suborbiculate leaf blades, it differs in having longer petioles and smaller seeds.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 12, p. 189.
Parent taxa Euphorbiaceae > Tragia
Sibling taxa
T. amblyodonta, T. betonicifolia, T. brevispica, T. cordata, T. glanduligera, T. jonesii, T. laciniata, T. leptophylla, T. nepetifolia, T. nigricans, T. ramosa, T. smallii, T. urens, T. urticifolia
Name authority Small: Fl. S.E. U.S. 702, 1333. (1903)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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