MR. F. N. WILLIAMS ON THE GENUS SILENE. 167 
Geogr. limits—N. Prov. of Daghestan, in Cis-Caucasia 
(var. 6). 
S. Mt. Elamut, in North Persia (var. a). 
H, Russian Armenia (var. #). 
W. Turkish Armenia; prov. of Trebizond. 
345, SILENE aprica, Turez. in Fisch. et Mey., Ind. Sem. Hort. 
Petrop., i. p. 88 (1885); Turcz., Cat. Pl. Baikal., n. 221, in 
Bull. Soc. Nat. Mose. (1838) p. 88 (sensu limitato). 
Caules stricti, erecti, simplices vel paullum stricte ramosi, 
inferne nodosi. Folia subcoriacea lanceolata, inferiora in 
petiolum attenuata, superiora linearia, omnia acuta, dense 
pubescentia. Flores in racemo valde elongato, ramis dichasia 
plus minus composita, verticillastra fingentia ferentibus, 
interdum elongatis. Bractew parva, villoso-ciliate, pedicel- 
lorum basi conferte. Calyx breviter oblongus, fructifer infra 
capsulam leviter constrictus, basi sensim in petiolum attenuatus, 
dense incano-pubescens, striis viridibus quarum vene pauce 
conjuncte, dentibus ovato-lanceolatis, acutis, albo-marginatis, 
ciliatis. Petala albida, vel rosea, lamina parva bifida, lobis 
lineari-oblongis, unguibus inclusis, appendicibus _ parvis. 
Capsula oblonga, carpophorum 5-6-plo superans. Semina 
dorso faciebusque plana seriatim tuberculata. 
a. TYPICA, Rohrb. in Linnea, xxxvi. (1870) p. 685. 
Caules folia et calyces plus minusve dense pubescentes. 
Lusus 1. Caules incano-puberuli. Folia dense scabridulo- 
pubescentia. Flores in racemo valde elongato verticillastrifero, 
superne non raro in dichasium compositum mutato. Calyx 
7-9 mm. longus, sub anthesi oblongus, fructifer subampliatus. 
Petala subinciusa. 
Syn. Melandrium apricum, [ohrb., Monogr., p. 231, et in 
Linnea, xxxvi. (1869) p. 239. 
Lusus 2. Caules dense molliter canescenti-pubescentes. 
Folia scabriuscula. Flores in dichasiis compositis, ramis 
florigeris infra inflorescentiam terminalem haud raro acce- 
dentibus. Calyx (5-6) 7-9 mm. longus, sub anthesi ovato- 
oblongus, fructifer ampliatus. Petala plus minus longe 
exserta, 
Syn. S. Oldhamiana, Miq., Annal. Mus. Lugd. Bat., iii, p. 187. 
Melandrium Oldhamianum, Rohrb., Monogr., p. 233, et in 
Linnea, xxxvi. (1869) p. 241. 
