EcoFlora - Launaea

Launaea
Family: Asteraceae Media not available	FNA Resources R. David Whetstone, Kristin R. Brodeur in Flora of North America (vol. 19, 20 and 21) Annuals or biennials [perennials, shrubs, sometimes spiny], [5-]30-150 cm; usually taprooted [stoloniferous]. Stems erect [prostrate], distally branched, glabrous [± hairy. . Leaves basal or basal and proximally cauline; petiolate or sessile; blades ± oblanceolate, often pinnately lobed, ultimate margins usually dentate (teeth usually ± prickly; faces glabrous [± hairy]). Heads in spiciform or racemiform to paniculiform arrays [borne singly]. Peduncles not inflated distally, bracteolate. Calyculi 0 (or bractlets intergrading with phyllaries). Involucres cylindric [urceolate, campanulate, or obconic], 3-5[-16] mm diam. Phyllaries (persistent, reflexed in fruit) 18-25 in 3-5+ series, unequal, ovate to lanceolate (outer) or linear (inner), margins scarious, apices obtuse to acuminate (faces glabrous [± hairy]). Receptacles flat to convex, epaleate. Florets 25-30; corollas yellow to ochroleucous [cyanic]. Cypselae blackish to grayish, cylindric to fusiform or ± prismatic, sometimes ± compressed, beaks 0 (or lengths 0.05-0.1 times bodies), 4-5-ribbed (or -grooved), ribs usually muricate, faces glabrous; pappi persistent or tardily falling [readily falling], double [simple], of 60-100+, outer, white, often ± coiled or crisped (frizzy) hairs or bristles in 2-3 series plus 80-120+, white, coarser, barbellulate to smooth bristles in 2-3+ series, all distinct or some basally connate. x = 9.
Species within inventory project: Arizona Flora Launaea acaulis Media not available Map not Available Launaea amal-aminiae Media not available Map not Available Launaea angolensis Media not available Map not Available Launaea angustifolia Media not available Map not Available Launaea arborescens Map not Available Launaea aspleniifolia Map not Available Launaea benadirensis Media not available Map not Available Launaea bornmuelleri Media not available Map not Available Launaea brunneri Media not available Map not Available Launaea cabrae Media not available Map not Available Launaea calmadowensis Media not available Map not Available Launaea capitata Map not Available Launaea cassiniana Map not Available Launaea cornuta Map not Available Launaea crassifolia Media not available Map not Available Launaea foxii Media not available Map not Available Launaea fragilis Media not available Map not Available Launaea gorgadensis Media not available Map not Available Launaea hafunensis Media not available Map not Available Launaea intybacea Map not Available Launaea lackii Media not available Map not Available Launaea lanifera Map not Available Launaea massavensis Media not available Map not Available Launaea mucronata Map not Available Launaea nana Map not Available Launaea nudicaulis Map not Available Launaea petitiana Media not available Map not Available Launaea picridioides Media not available Map not Available Launaea procumbens Map not Available Launaea pseudoabyssinica Media not available Map not Available Launaea pumila Media not available Map not Available Launaea quercifolia Media not available Map not Available Launaea rarifolia Media not available Map not Available Launaea resedifolia Map not Available Launaea rogersii Media not available Map not Available Launaea rueppellii Media not available Map not Available Launaea sarmentosa Map not Available Launaea secunda Map not Available Launaea spinosa Map not Available Launaea taraxacifolia Media not available Map not Available Launaea thalassica Media not available Map not Available Launaea verdickii Media not available Map not Available Launaea viminea Media not available Map not Available Launaea violacea Media not available Map not Available