Horsfordia alata (S. Wats.) A. Gray
Family: Malvaceae
pink velvetmallow,  more...
[Sida alata S. Wats.]
Horsfordia alata image
Debra Valov  
Plant: shrub; to 2.5(-4) m tall, densely and roughly pubescent Leaves: ovate (1-2 times as long as wide), obscurely denticulate, mostly 4-8 cm long INFLORESCENCE: solitary in the leaf axils or on axillary racemes Flowers: calyx 5-7 mm long; petals blue-lavender, 12-21 mm long Fruit: FRUITS sparsely pubescent schizocarp, 7-8 mm long; mericarps ca. 10, winged and often purplish distally, usually with a solitary seed in the basal cell, 2 abortive ovules in the upper cell. SEEDS 1.9 mm long, minutely scabridulous Misc: Sandy washes; 150-500 m (500-1500 ft); Mar-Oct REFERENCES: Fryxell, Paul A. 1994. Malvaceae. J. Ariz. - Nev. Acad. Sci. Volume 27(2), 222-236.
Fryxell 1993, Jepson 2012, Kearney and Peebles 1969
Duration: Perennial Nativity: Native Lifeform: Subshrub General: Herbaceous perennials, to 4 m tall, stems erect, gray-yellow, herbage densely and roughly pubescent. Leaves: Alternate, broadly ovate, 4-11 cm long, with acute tips, cordate (heart-shaped bases), and obscurely denticulate margins, blades borne on stout petioles with stipules 2-5 mm long. Flowers: Pink or light purple or lavender and drying blue, cup-like with 5 overlapping petals, these 10-15 mm long, calyx 5-7 mm long and lobed for half its length, styles 6-11, stigmas head-like, anthers at the tip of the filament tube, flowers borne solitary in the leaf axils or on axillary racemes with flowering stalks 2-17 mm long. Fruits: Sparsely pubescent to glabrous schizocarps 7-8 mm long, with 10 winged mericarps (segments), the wings to 6 mm long and 3 mm wide, spreading and papery, fruits often purplish distally. Seeds dark brown, 1.9 mm long, with roughened surfaces, usually solita Ecology: Found in rocky canyons and sandy washes, from 350-1,500 ft (106-457 m); flowering March-October. Distribution: Arizona, California; Mexico. Notes: This species has large and showy lavender flowers, and can get quite tall under favorable circumstances. Ethnobotany: Unknown. Etymology: Horsfordia is named after Frederick Hinsdale Horsford (1855-1923), a New England botanist and collector, and alata means with appendaged wings or flanges, usually the stems or leaf petioles. Synonyms: Horsfordia palmeri, Sida alata Editor: LCrumbacher2012
Horsfordia alata image
Dave Sussman  
Horsfordia alata image
Horsfordia alata image
Sue Carnahan  
Horsfordia alata image
Sue Carnahan  
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image
Horsfordia alata image