560 BULLETIN DE l'hERBIER BOISSIER. (5) 



giilares acuta?. Glomeruli pyramidales folium oppositum excedentes. 

 Calyx dum clausus ovato-oblongus, segmenta ovata asqualia cucuUata 

 cano-velutina. Antherae cerinse. Stigmata subsessilia divergentia. 



Syn. H. incaua (non Lam.) Boiss, Voy. Bot. Espagne, p. 218. 



The flowers are smaller than those of H. incana. 



Geogr. area. Andalusia; Sierra Bermeja, Sierra Tejeda. 



3. H. caucasica Rupr. Fl. Caucasi, p. 241 (1869). — Suffruticu- 

 tosa. Rami dense puberuli. Folia Isete viridia glabra (junioribus interdum 

 margine ciliatis) obtusa, obovata vel ovalia; stipulée limbriatse. Calycis 

 tubus puberulus, segmenta glabra ciliata. Antherse aurantiacse vel pur- 

 purascentes. Stigmata subsessilia divergentia, 



Hab. The Caucasus. 



4. H. frigida J. Gay, ex Kunze, in Flora, XXIX (1846), p. 650; 

 J. Gay, ap. Duchartre, Rev. Bot., II (1847), p. 370 (H. Boisslen); Willk. et 

 Lge. Prodr. Fl. Hisp., III, p. 152. — Suffruticulosa, nana, cinereo-virens, 

 puberula. Folia obovalo-lanceolata obtusa, pilis adpressis; stipulée ovatse 

 ciliato-fimbriatae. Calyx dum clausus ellipsoideus puberulus, segmenta 

 ovalia. Styh 2 liberi divergentes. 



Syn. H. alpina (non Yill.) Boiss. Voy. Bot. Espagne, p. 218; H. Bois- 

 sieri J. Gay, ap. Duchartre, Rev. Bot., II (1847). 

 Hab. Sierra Nevada in Andalusia. 



5. H. alpina Yill. Eist. PL Dauph., II, p. 556 (1787); Gren. et Godr., 

 Fl. de France, I, p. 613; Gaud. Fl. Helvetica, II, p. 245. — Suffruticulosa. 

 Radix crassa lignosa. Gaules 5-15 cm., glabrescentes; rami puberuli. 

 Folia obovata vel obovoidea acuta ciliolata viridi-lutea; stipulée ovatee 

 acutae ciliato-fimbriatse. Flores in glomerulos 2-4-floros dispositi, et in 

 dichotomiis solitarii; glomeruli folio opposito breviores. Calyx hirsutus, 

 segmenta late membranaceo-marginata. Antheras violacese. Styli 2 hberi 

 divergentes. Semen rubello-brunneum. 



Syn. H. alpestris Lam. Encycl. bot., Ill, p. 125; H. ciliata Clairv. Man. 

 herb., p. 71 ; (?) H. lenticulata All. FL Pedemont., II. p. 209 (1785). 



Whether this plant is the same as Allioni's H. lenticulata is a matter 

 of doubt as a description of the lalter is not given. The Linnean H. lenti- 

 culata cerlainly mixes up plants of two différent gênera, and its identity 

 is furlher obscured by the Synonyms quoted; so that it is best dropped. 



ß. Sempronia mihi. — A basi patule ramulosa. Foha ex axillis quasi 

 subfasciculata et flores mentientia. 



Syn. H. alpina var. ß in Gaud. Fl. Helvetica, II, p. 245. 



On Ihe occasion of two summer Visits to Switzerland. I have looked 



