172 MR. F. N. WILLIAMS ON THE GENUS SILENE. 
Brotero, in his original description, compares the species with S. nutans, 
and notes the points of difference. 
Hab. Central Portugal. 
357. SILENE VELUTINOIDES, Pomel, Nouv. Mat. Fl. Atlant., 
p. 208; Coss., Illustr. Fl. Atlant., fasc. iv. (1890) p. 148, t. 96. 
Velutino-subtomentosa. Caules florigeri infrarosulares adscen- 
dentes rarius erecti, plurifoliati, simplices, infra racemum 
ramosum superne glanduloso-viscosi. Folia inferiora obovata 
vel oblonga, callo mucronata, in petiolum attennata, utrinque 
velutino -subtomentosa, caulina minora; bractexw lanceolato- 
lineares conduplicato-subinvolute, cum pedicellis et calycibus 
glanduloso-pubescentes. Flores breviter pedicellati, in cymulas 
3-5-floras, nonnunquam ad florem terminalem redactas conferti, 
cymis sepius in paniculam generalem angustam racemiformem 
dispositis. Calyx 8-10 mm. longus, tubuloso-infundibuli- 
formis, fructifer superne dilatatus, apice haud constrictus, 
albido-virescens, striis superne anastomosantibus, dentibus 
ovato-triangularibus, acutiusculis, late albo-marginatis, ciliatis. 
Petala intus alba extus viriduli-purpurascentia, bipartita lobis 
linearibus, bicallosa. Capsula ovata, carpophorum hirtulum 
bis superans. Semina compressa, faciebus plana striata, dorso 
obtuse canaliculata ibique tuberculata. 
A S. nutante diversa, caudice crasso suberoso-sublignoso, 
foliorum emarcidorum vestigiis superne squamato, pube totius 
plante velutino-subtomentos4, caulibus infra rosulas foliorum 
radicalium, non e centro rosularum enatis, petalis fauce bical- 
losis, stipite capsule longitudinem dimidiam subsquante. 
Hab. Algeria. 
8. Petala unguibus auricalatis. 
358. S. oroponra, Franch. in Bull. Soc. Bot. France, xxxiil. 
(1886) p. 426. 
Caulis erectus, ramosus, puberulus, foliosus. Folia breviter 
petiolata, e basi attenuata, ovato-lanceolata, mucronulata, subtus 
ad nervum nunc parce pubescentia, margine ciliolata, ceterum 
glabra; bracte et bracteole breves, lineares, acute, cinereo- 
pubescentes, margine sepius membranacew. Inflorescentie 
rami elongati, paniculato-corymbosi, cymis 4-7-floris ; pedicellis 
calycibusque pubescentibus. Calyx 12-15 mm. longus, cam- 
panulatus, dentibus ovatis mucronatis, margine membranaceis, 
