Sicyos laciniatus
Sp. Pl. 2: 1013. 1753.
Stems densely villous and stipitate-glandular, glabrescent, remaining pubescent but not glandular. Leaves: petiole (1.5–) 3–6 (–8) cm; blade broadly ovate-angulate to reniform-angulate or shallowly 5-lobed, sinuses 1/5–1/4 to base, 3–5 (–8) × 4–11 (–13) cm, terminal lobe shallowly deltate to shallowly triangular or widely ovate, acuminate to acute, basal sinus broad-curved to nearly squared, margins evenly and shallowly dentate, teeth sharply indurate-apiculate, surfaces hirsutulous-hispidulous, sometimes abaxially viscid-puberulent and sessile-glandular when very young, glandularity deciduous by maturity; proximal pair of lateral-veins closely bordering edge of basal sinus. Inflorescences: staminate 3–10-flowered, peduncle plus floral axis 3–25 mm; pistillate 4–12-flowered, peduncle 2–4 (–11) mm. Flowers: staminate: corolla white, 2 mm, stamens slightly exserted; pistillate: sepals not foliaceous, linear to linear-triangular, 0.2–1.5 mm, corolla 1.5–2 mm including tube, stigmas 2-lobed. Pepos ovoid, 5–6 mm, echinate, spinules retrorsely barbellate and glabrous.
Phenology: Flowering Aug–Oct.
Habitat: Stream sides, floodplains, riparian woods, cottonwood-willow, juniper, oak, pine-oak, canyons, rocky slopes, cliff faces and bases
Elevation: (1000–)1200–2400(–3000) m
Distribution
Ariz., N.Mex., Tex., Mexico (Chihuahua), Mexico (Coahuila), Mexico (Durango), Mexico (Nuevo León), Mexico (San Luis Potosí), Mexico (Sinaloa), Mexico (Sonora), Mexico (Tamaulipas), Mexico (Zacatecas)
Discussion
Selected References
None.