|Dicotyledon|| Literature for Desmodium incanum
Wagner et al., 1990, 1999; Lorence & Wagner, 2020.
|Fabaceae -- The Pea Family||Bibliography|
Common name(s): tick clover, tick trefoil, ka`imi, Spanish clover
|Distribution||Native to tropical and subtropical America, now widespread in Asia and Africa.In the Hawaiian Islands, naturalized on Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.|
||Prostrate, ascending, or erect herb, subshrub, or shrub to 10 dm tall; stems pubescent with spreading hooked and longer straight hairs, glabrate.
||Leaves trifoliolate, petiolate; leaflets subcoriaceous, usually elliptic or narrowly elliptic, terminal one 4–9 cm, long, 1.5–4.5 cm wide, lateral veins conspicuous, adaxial surface with minute hooked and straight hairs and sometimes with a pale whitish mark along midrib, abaxial surface densely appressed pubescent, apex obtuse or often acute; petiole 1–4 cm long.
||Inflorescences racemose, flowers numerous, 5–12 cm long, rachis densely pubescent with minute hooked hairs. Flowers on pedicel 3–10 mm long, persistent after articles fall, pubescent with minute hooked hair; corolla pink to purplish, 5–6 mm long.
||Fruit stipitate, (3)4–5(–8)-jointed, (2–)2.5–3(–4) cm long, densely pubescent with hooked hairs, articles nearly semicircular, 4–5 mm long, ca. 3 mm wide.
||2n = 22.