CRAIB—DIDISSANDRA AND ALLIED GENERA, 259 
Corolla tube densely barbate ree se apex ; 
Saas nearly glabrous at flowering ti 
15 sacisieunat. 
Leaves more or less slabrescent, never sericeous a 
maturity . 16, Labordet, 
1. D. patens, Craib in Notes Roy. Bot. Gard. Edin., xi, p. 247 
(1919). 
Yunnan. Mountains in N.E. of Vargtz bend. Lat. 27° 45’ N. 
Faces of cliffs and boulders, 10,000—-11,000 ft. Plant of 6 inches. 
Flowers very pale blue, almost white. G. Forrest, 10,608 ! 
Fl. et Fr. Aug. 1913. 
10> 2: «D. Kingiana, Craib, nom. nov. 
_ Dz rufa, King ex Hook. f. in Hook., Ic. Pl. t. 1437; C. B. 
Clarke in Hook. f., Fl. Brit. Ind., iv, p. 355, non C. B. 
Clarke in DC. Monog. Phan. 
E. Tibet. Chumbi, 12,000 ft. King’s Collector. 
3. D. grandis, Craib in Notes Roy. Bot. Gard. Edin., xi, p. 244 
(19 
vised Mountains of the Chungtien plateau. Lat. 27° 
55’ N. Alt. 10,000 ft. On dry shady rocks. Flowers blue and 
white. G. Forrest, 10,855! Fl. Aug. 1913. 
Mekong-Yangtze divide, Kari Pass. Lat. 27° 40° NS AM. 
11,000 ft. Open shady dry rocks. Plant of ro inches. Flowers 
purple-blue and white. G. Forrest, 12,924! Fl. Aug. 1914. 
The three species enumerated above form a well-marked 
group oe ee from all the other species by their large 
eaves 
4. D. Cooperi, Craib in Notes Roy. Bot. Gard. Edin., xi, p. 241 
(I919). 
D. lanuginosa, C. B. Clarke in Hook. f., Fl. Brit. Ind., 
p. 355, quoad pl. bhutanicam. 
Bhutan. Dotena Timpu, 8000 ft., Cooper, 2508/a ! Bhutan, 
Griffith, K.D. 3835 ! pro parte. 
5. D. taliensis, Craib in Notes Roy. Bot. Gard. Edin. , xi, p. 249 
(1919). ee sae 
Yunnan. Western flank of the Tali Range. Lat. 25° 40 au. 
Alt. ro,000 ft. On rocks and cliffs in dry situations. Flowers 
deep purplish-blue. G. Forrest, 11,536! Fil. Aug. 1913. 
forma robusta, Craib, l.c., p. 250. 
Yunnan. Eastern flank of the Tali Range. Lat. 25° 40’ N. 
Alt. 8000-r10,000 ft. On the faces of cliffs and on humus-covered 
boulders. Plant of 3-6 inches. Flowers blue, tipped white. 
G. Forrest, 6910! FI. Aug. I9Io. 
