Mr. HooKKu's Observations on Andraa. 593 



4. Andk^ea nivalis. 



A- caule ramoso, foliis la.\h imbricatis lanceolatis subfalcalis 



, secundi^ uniiicrvibus; pericliaetialibus conformibus. 



^ fiiscesccm ; foliis insio;iiiter falcatis fuscis. 



Had. Upon rocks on the suniniit of Ben Nevis, at the East end. 



Ferotiiis. ^Estate. 



Caules erecti, densissim^ cicspitosi, flexuosi, rubicundi, S-uu^r 

 ciales et uJtni, hi siini)]ices, illi, quod seepius accidit, bi-trifurci 

 vel ramis aliquot sparsis brevibus instructi, ubique foliosi; Folia 

 reniotiuscula, anoustc oblongo-lanccohita, acuminata, secunda, 

 subfalcata, paululum concava, saepe plana, fusco-viridia, sumnia 

 pallidiora, omnia minutissinic; punctata, et nervo rubescente 

 crassiusculo ad apicem usque attingente percursa ; FerichcBtialia 

 reliquoruin similia ; Perigoiialia reliquis tripl6 breviora, ovato- 

 subrotunda, brevitfer acunoinata, concava, fuscesccntia» nervo 

 obscuro prope medium evanescente instructa, 

 - Fructijicatio ; faminea terniinalis ; P«/ice//«s sesquilinearis, for 

 liorurn longiLudinem vIa c^cccdcns, albo-virescens, basi parCim 

 incrassatus et quasi bulbosus; Apophysis huic insidet minutaj 

 oblonga, fusca, pedicello vix crassior; Capsula ovata, atro-fuscaj 

 in quatuor valvas angustas longitudinalit^r dehiscens ; Operculum 

 minutum, fuscum, valvis adnatum : Mascula fiequentissini3> 

 gemmiformis, terminalis; Antherce 4- ad 6, oblongae, subpediceJr 

 latir, fuscescentes ; Fila succuknta numerosa, flavescentia, arti- 

 culata, antherarum longitudinem bis terve excedeutia, filiformia, 

 sursijm versus paululCini incrassata. 



Var. /3 discrepat colore magis fuscescente nitoris oianino ex- 

 perte, foliis densioribus magisque falcatis. 



This very distinct species of Andrcea has hitherto, I believe, 



been 



