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

3. Abutilon coahuilae Kearney, Madroño. 12: 115. 1953.

Subshrubs, to 1 m. Stems erect, densely tomentulose, without simple hairs. Leaves: stipules subulate, 3–5 mm; petiole more than 1/2 as long as blade; blade nearly concolorous, ovate, 4–6 cm, ± as long as wide, base truncate to cordate, margins sharply serrulate, apex acute, surfaces tomentulose, obscured by pubescence. Inflorescences solitary flowers or open, terminal panicles. Flowers: calyx 5–6 mm, lobes not overlapping, fully reflexed in fruit, lanceolate; corolla rotate, yellow throughout, petals 10–15 mm; staminal column with few stellate hairs apically; style 5-branched. Schizocarps ± cylindric, 8–10 × 6–8 mm; mericarps: apex long-acuminate, surface stellate-pubescent. Seeds 3 per mericarp, 2 mm, puberulent.

Flowering year-round. Open, arid habitats; 1000–1800 m; Ariz.; Mexico (Coahuila, Sonora).

Abutilon coahuilae is known from Pima and Pinal counties.


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