29a. Ipomoea ternifolia Cavanilles var. villosa (Choisy) Staples & Govaerts, Phytologia. 97: 221. 2015.
Ipomoea muricata Cavanilles var. villosa Choisy in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 9: 353. 1845; I. ternifolia var. leptotoma (Torrey) -
Annuals. Stems trailing or twining near tips. Leaf blades ± orbiculate to oval, 15–45(–80) × 15–40(–60) mm overall, palmatisect, lobes 5–7(–9), usually filiform to linear, sometimes lance-linear, 15–80 × 0.2–2(–5) mm, apex acute, surfaces glabrous or sparsely hairy, hairs ± erect. Peduncles glabrous. Pedicels ± hairy, hairs ± erect. Flowers: sepals: outers lanceolate, 8–9 × 2–3 mm, inners lance-attenuate, 10–11 × 3–4 mm, chartaceous, margins whitish, scarious, abaxial surface glabrous or hairy, hairs antrorse; corolla purple, funnelform, 25–30(–40) mm, limb 32–46 mm diam.
Flowering Jun–Oct. Desert scrub, rocky sites; 600–1400 m; Ariz.; Mexico (Baja California Sur, Chihuahua, Sinaloa, Sonora).
