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FNA | Family List | FNA Vol. 6 | Malvaceae | Allowissadula

1. Allowissadula holosericea (Scheele) D. M. Bates, Gentes Herbarum. 11: 340. 1978.

Abutilon holosericeum Scheele, Linnaea 21: 471. 1848; A. marshii Standley; Wissadula holosericea (Scheele) Garcke; W. insignis R. E. Fries

Plants 1–2 m; herbage sparsely to densely, sometimes velvety tawny, stellate-hairy, glandular. Leaf blades ovate to subspheric, unlobed or acutely 3-lobed, 5–10(–30) cm, base closed-cordate. Inflorescences terminal, usually open panicles or cymes, individual units 2+-flowered, sometimes solitary flowers. Flowers: calyx campanulate, smooth or ribbed, (7–)8–13.5 mm, subequal or slightly exceeding fruits, lobes ovate to triangular, (3–)4–6.5 × (3–)4–5.5 mm; corolla orange-yellow, (12–)15–25 mm; staminal column 10 mm, including filaments. Mericarps moderately dorsolaterally constricted, 7–9 mm including dorso-apical apiculus or spine to 1.5(–2) mm, stellate- and glandular-hairy, endoglossum absent. Seeds reddish brown to blackish, 2.3–3 mm. 2n = 16.

Flowering May–Nov. Open habitats, roadsides; 100–1600 m; N.Mex., Tex.; Mexico (Coahuila, Nuevo León, San Luis Potosí, Tamaulipas).

In the flora area, Allowissadula holosericea ranges from the Edwards Plateau to the trans-Pecos mountains and westward; in Mexico, it occurs north of the Sierra Madre Oriental and Sierra de Tamaulipas.

The name Abutilon velutinum A. Gray 1849 (not G. Don 1831), which pertains here, is illegitimate.


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