from The Century Dictionary.
- noun A genns of polypetalous plants, of the order Crassulaceæ.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Bot.) A genus of fleshy-leaved plants, of which the houseleek (
Sempervivum tectorum) is the commonest species.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- proper noun A taxonomic
genuswithin the family Crassulaceae— the houseleeksetc.
from Wiktionary, Creative Commons Attribution/Share-Alike License
* Hen-and-chicks (houseleek) - Sempervivum tetorum - soothes minor stings and burns
Jacquin figures an analogous case in _Sempervivum sediforme_,  in which the branches of the inflorescence were prolonged into leafy shoots.
Saxifraga cuneifolia; Sempervivum arachnoideum L.; and lastly, in shady dells, Daphne laureola L. With two or three exceptions, these flowers were found in blossom at the end of April, but they had been so for some weeks previously.
The House Leek (_Sempervivum tectorum_), or "never dying" flower of our cottage roofs, which is commonly known also as
Fig. 165 legend -- for _Sempervivun tecotorum_ read _Sempervivum tectorum_.
_ -- A species of _Sempervivum_, exhibited by Mr. Salter, of
Bolan, Sempervivum, Stapelioides used as a vegetable, and for fever by
It is difficult to draw any accurate inference from this enumeration, but attention may be called to the frequency of this occurrence in certain plants, such as the _Sempervivum_, the wallflower, the poppy, and the heath.
_Sempervivum tectorum_ and _S. montanum_, have long been noticed as being very prone to present this change.
The cavity in this case would probably be due not to any real process of excavation, but to a disproportionate growth of the outer as contrasted with the central parts of the fig. Some species of _Sempervivum_ have a similar mode of growth, so that ultimately a kind of tube is formed, lined by the leaves, the central and innermost being the youngest.