Senecio hydrophilus Nutt. (redirected from: Senecio sandvicensis)
Family: Asteraceae
[Senecio sandvicensis ,  more...]
Senecio hydrophilus image

Perennials (biennials-), 40-100(-200) cm (caudices foreshortened, roots fleshy-fibrous). Herbage (often sea-green, usually glaucous) glabrous. Stems single or 2-4 loosely clustered. Leaves progressively reduced distally; ± petiolate; blades elliptic to oblanceolate, 5-20+ × (1-)2-10 cm, bases tapered, margins denticulate or entire (mid and distal leaves sessile, bractlike). Heads 20-40(-80+) in compound corymbiform arrays. Calyculi of 2-4+ bractlets (less than 2 mm). Phyllaries ± 8 or ± 13, 5-8 mm, tips frequently black. Ray florets (0) ca. 5; corolla laminae 3-5 mm. Cypselae glabrous. 2n = 40.

Flowering spring-early summer. Marshes, swampy places, standing water, alkaline sites; (0-)200-2500 m; B.C.; Calif., Colo., Idaho, Mont., Nev., Oreg., S.Dak., Utah, Wash., Wyo.

Senecio hydrophilus image
Senecio hydrophilus image
Senecio hydrophilus image
Gary A. Monroe  
Senecio hydrophilus image
Anthony Baniaga  
Senecio hydrophilus image
Dean Wm. Taylor  
Senecio hydrophilus image
Zoya Akulova  
Senecio hydrophilus image
Zoya Akulova  
Senecio hydrophilus image