Sempervivum urbicum Lindl.

, Edwards's Bot. Reg. 20: t. 1741 (1835).
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:276698-1
Publication
Edwards's botanical register; or, ornamental flower-garden and shrubbery (vol. 24+ sub-title: and monthly chronicle of botanical and horticultural news). London
Collation
20: t. 1741
Family as entered in IPNI
Crassulaceae

Links

Replaced synonym of
Aeonium arboreum var. holochrysum H.Y.Liu, Syst. Aeonium (Crassulac.)(NMNS, Taiwan, Special Publ. 3) 67 (1989), nom. nov. (1989).