ap 
272 CRAIB—REVISION OF PETROCOSMEA. 
2 mm. longis. Ovarium calyce parum brevius, pilosum, stylo 
6 mm. longo inferne pilosulo, stigmate parvo capitato. Capsula 
circa 5 mm. longa. 
Yunnan. Yung-peh Mountains. Lat. 26° 42’ N. Alt. 
8000-9000 ft. Dry stony pasture. Plant of 2-4 inches. 
Flowers blue; foliage fleshy. G. Forrest, 16,891! Fl. Sept. 
1918. 
Yung-peh Mountains. Lat. 26° 42’ N. Alt. gooo ft. Open 
dry situations on rocks and cliffs. Plant of 3-4 inches. G. 
Forrest, 16,653! Fr. July 1918. 
4. P. flaccida, Craib, sp. nov. 
Herba nana, rhizomate brevi crasso. Folia oblata, rotun- 
dato-oblata vel fere rotundata, apice rotundata truncatave, basi 
cuneata vel acuminato-cuneata, usque ad 4.5 cm. longa et lata, 
viva carnosa, pagina utraque pilis sat longis albis transverse 
septatis flaccidis conspersa, nervis lateralibus utrinque 3-4 supra 
obscuris subtus subconspicuis, margine ciliata, integra vel rarius 
undulato-crenulata, petiolo usque ad 10 cm. sed saepissime 5~7 Cm. 
longo piloso vel sparse piloso suffulta. Pedunculi numerosi, 
praesertim superne albo-pilosi, supra medium bracteis duabus 
parvis instructi, uniflori, saepissime 5-6 cm. alti. Calyx extra 
pilosus, in segmenta 5 lanceolata vel lineari-lanceolata apice 
obtusiuscula vel breviter obtuse acuminata inter se subaequalia 
3-4 mm. longa 3-5-nervia ciliata partitus. Corollae tubus 
2.5-3 mm. longus, limbus bilabiatus ; labium posticum 6-7 mm. 
longum, ultra medium bilobatum lobis oblongis apice rotundatis 
ciliatis, anticum 7-7.5 mm. longum, fere ad basem trilobatum, 
lobis obovatis vel oblongo-obovatis apice rotundatis ciliatis. 
Stamina fertilia duo, glabra, filamentis 1.5 mm. longis, antheris 
2.25 mm. longis apice emarginulatis. Ovarium calyce brevius, 
stylo 5 mm. longo inferne breviter piloso, stigmate parvo. 
Capsula 5-6 mm. longa. 
S.W. Szechuan. Mu-li Mountains. Lat. 28° 12’ N. Alt. 
10,000 ft. Open dry pasture and on cliffs. Plant of 2—3 inches. 
Flowers blue. G. Forrest, 16,859/a! FI. Sept. 1918. 
5. P. sinensis, Oliver in Hook., Ic. Pl., xviii, t. 1716 (1887). 
Hupeh. Ichang, Henry, 2321, 2921. Hupeh, Wilson, 2541 i 
6. P. Henryi, Craib in Notes Roy. Bot. Gard. Edin., x, p. 216 
(1918). | 
P. minor, Hemsl. in Hook., Ic. Pl., xxvi, t. 2600 (1899), quoad 
pl. Henryanam. 
Yunnan. Mengtze; cliffs in shade, 5000 ft. Single blue 
flowers. Henry, 9154! 
