Sempervivum tectorum L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Crassulaceae
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Scientific Name
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Description
Species Description - Plants with axillary stolons; rosette-lvs obovate or oblong-lanceolate, with a pungent mucro, narrowed to the base, ciliate, otherwise glabrous; flowering stems 3–6 dm; cauline lvs narrowly obovate to oblong, glandular-hairy; infl very pubescent, freely branched into several spreading cymes; fls mostly 12–16-merous; pet pink-purple, 1 cm, spreading, entire; 2n=36, 72. Native of Europe, sometimes escaped from cult. in our range, esp. in N. Engl. July–Sept.
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Common Names
hens-and-chickens