270 
A. scopulorum H.B.K.! nov. gen. et spec. VI, 25, non 
Schlal. 
Habitat in Andihus Peruvianis, in loeis scopulosis frigidis 
ad Micnipampa 3600 m. (Humboldt!), ad Cansa Cancha 
(Wilkes Exp.). 
Lusus 3: Canles diffusi adscendenti - erectiusculi, glaber- 
rimi; flores nunc breviter nune longe pedunenlati; petala 
calyce fere duplo longiora. 
Habitat in republica Mexicana (Ubde 1102!): in valle urbis 
Mexico (Schmitz 1391), Cocnstepec in monte Toluca 2770 
‘m. (Heller 339!). 
ß. andicola (Gillies) Bohrb.: Caules hreves adscendenti- 
ereetiusculi, haud dense caespitosi, cortice solubili albidi, 
glabrescentes. Folia parum remota, semper obtusa. Flo- 
res nunc longe nune breviter peduneulati, interdum ad ra- 
mornm Apicem vonferti. Galyeis lobi apiece haud inflexo. 
Petala calyce sesquilongiora, 
Lusus 1: Caules laxi glaberrimi. 
— Arenaria andicola Gillies! in Hook. bot. miscell. III, 
148 cum var. . maior (ramis pedunculisqyue magis 
elongatis). — Jam a cl. Hooker et Arnoti Arena- 
riae serpenti B. B. K. valde esse affinis dieitur. 
A. serpylloides Naud! in Cl. Gay Flora chil. I, 271. 
A. euespitosa Phil.!, Linnaea XXVIN, 675. 
A. mierophylla Phil.! loe. eit.: forma foliis minutis, flo- 
ribus confertis. 
‚ Habitat in Boliviae provineia Onasuyos, vieiniis Achacache ; 
ad ripas lacus Titieaca, in arenosis, reg. alp., 3919 m. 
(Mandon 963!); in Andibus Chilenis (Besser!, Bridges!, 
Cl. Gay!): in Andibus provinciae San Jage (Philippi!, 
