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Sempervivum arachnoideum. Cobweb Houseleek.
Class and Order.
Dodecandria Dodecagynia.
Generic Character.
Cal. 12-partitus. Petala 12. Caps. 12. polyspermæ.
Specific Character.
SEMPERVIVUM arachnoideum foliis pilis intertextis, propaginibus globosis. Linn. Syst. Vegetab. p. 456.
SEDUM montanum tomentosum. Bauh. Pin. 284.
