OF THE GENUS ARENARIA. 375 
B. Petala in unguem attenuata. 
62. A. Brornerana, Trautv. in Act. Hort. Petropol. viii. p. 151 
(1883) ; Boiss. Fl. Orient., Suppl. p. 115 (1888). 
Glaberrima, densissime ceespitosa, pulvinulos parvos exhibens 
3; mm. Folia minuta, ovato-elliptica vel ovato-oblonga, obtusa 
ciliata 3-nervia, supra concava fere enervia, basin versus pecti- 
matim ciliata. Flores sessiles ezspiti immersi. Sepala ovato- 
oblonga obtusa, basin versus ciliata, 3-nervia, nervis fere ob- 
soletis, margine anguste albo-membranacea. Petala calycem 
longe superantia, lineari-oblonga integra, alba. Ovarium ovatum, 
profunde trisuleatum. 
With regard to Trautvetter’s description, in the specimens I 
examined the seeds were very minute, certainly not black, and 
did not appear to be smooth. I have therefore placed it in this 
section, rather than in the subgenus Dicranilla, after an exam- 
mation of the dried specimens. 
Plantula Gypsophile aretioidi vel Alsine aretioidi facie similis, 
pulvilli ramis arcte adpressis imbricatim et columnariter foliosis. 
Yerüm herba quoad habitum J'Aylacospermo rupifrago simillima, 
quod autem reliquum est, ab hâc diversa: planta tota, exceptis 
foliis et sepalis ciliatis, glaberrima eglandulosa. 
Hab. Trans-Caucasia: Mt. Mamisson, near the source of the 
R. Rion, in the Central Caucasus, in province of Imeretia, at 
8000 metres (1877). 
Series B.—Stamina 5, et staminodia 5. 
63. A. NITIDA, Rohrb. in Linnea, xxxvii. p. 249 (1871-72) 
(nomen); Bartl. Relig. Haenk. ii. p. 12 (1825) (Cherleria 
nitida). 
Cauliculi fragiles, basi procumbentes. Folia coriacea ovata 
mucronata, basi vix attenuata, connata glaberrima nitida plana, 
Supra enervia, subtus bisulca, sulcis distantibus 4-7 mm. longis. 
Flores in cauliculorum summitate subterminales. Calyx cylin- 
draceus glaberrimus coriaceus, basi turbinatus; sepala lanceolata 
acuta subcarinata, dorso non sulcata, apicibus recta non con- 
hiventia. Petala calyce duplo breviora, lineari-oblonga subacuta 
vel subemarginata, basi attenuata vix unguiculata. Capsula 
angusta. Semina fere globulosa, seriatim tuberculata. 
Hab. Peru: Quebrada de I’ Obrajillo. 
