428 MR. F. N. WILLIAMS ON THE 
2. DrANTHUS SZECHUENSIS, sp. nova. 
Glaber, lete virens, 40 centim. Caulis subsolitarius erectus 
gracilis teres dichotoine corymboseque ramosus. Folia basilaria 
pauca basi apiceque attenuata, 42-48 mm., caulina inferiora 50- 
75 mm., superiora 35-50 mm., omnia patentia recurva anguste 
linearia acuminata mollia plana 3-nervia, vagina folii diam. 
zquante. Flores solitarii vel binati, in paniculam laxam dicho- 
tomam dispositi, odorati. Bractee 4 inequales obovate 
anguste membranaceo-alatæ juxtim purpurascentes mucronate 
adpresse ad 3 calycis tubum. Calyx gracilis purpurascens a 
basi ad apicem distincte striatus, dentibus lanceolatis subulato- 
acuminatis 7-nerviis post anthesin erecto-patulis. Petala rosea 
non contigua, fere ad faucem barbulatum multifida, area indivisa 
oblonga parva, ungue longe exserto quam lamina duplo longiore. 
Capsula cylindrica inclusa. Semina granulata. 
Planta facie .D. superbi habitu tenuior; in speciminibus autem 
hujus speciei, folia basilaria latiora obtusa remote 3-nervia, etiam 
calyx apiee attenuatus brevius dentaius solum apud dentes 
purpureus, ejus dentibus post anthesin vix patulis. 
Hab. Tongolo (Soulié, n. 69, 1893). 
CUCUBALUS. 
9. C. BACCIFER, Linn. 
Hab. N. Sze-chuen, near the borders of Kan-su (Potanin, 
1885). E. Sze-chuen, near the borders of Hu-peh (A. Henry, 
n. 8805, 1890) W. Sze-chuen, Tachien-lu (Pratt, n. 405, 
1890). S. Sze-chuen, Mt. Omei at 1200 metres (Faber, n. 152, 
n. 610, 1887), Mupin (Franchet, Pl. David. ii. p. 22 [1888],— 
forma foliis anguste lanceolatis longe acuminatis). 
SILENE. 
Subg. Zusilene, sect. Dichastosiene. 
4. S. SZECHUENSIS, sp. nova (ser. Brachyantha). 
Perennis. Caules adscendentes, laxe et divaricatim ramosi, 
glabri. Folia e basi ovatá oblongo-lanceolata attenuato-acumi- 
nata sessilia. Flores in dichasio laxo plus minus composito, 
centrales longe pedicellati, alares pedieello quam calyx duplo 
longiore suffulti. Calyx obconico-oblongus pubescens, nervis 
viridibus haud anastomosantibus, dentibus triangularibus acutis 
ciliatis. Petala emarginata, calyce paullum longiora. Capsula 
