194 
7.—DIDYMOCARPUS. 
Key to species of Didymocarpus and Chirita (No. 8). 
1. Leaves rotund, cordate or reniform ... 2. 
Leaves round or narrowed at base 3. 
2. Calyx segments linear .. . D. rotundifolia. 
Calyx segments oblong nee du C. Dipal, 
3. Calyx 1-fid EM ..  ]l. C. anachoreta 
Calyx more than 3-fid ... sk a * 
4. Corolla saccate at base sts e» 2. C. sinensis. 
Corolla tube aul 5. 
5. Leaves gradually na wed into petiole 6. 
aig uet gera ues iota pepe ob ve 
6. Bracts small, linear... iss 
Beet [ES ovate, connate fe NEU paige 
Leaves softly hairy on both sides 8. 
8. Leaves quite entire bas ... JD. demissa. 
Leaves crenulate Rm « 4. C. Juliae 
9. Leaves oblong-lanceolate Nin .. JD. Hancei. 
Leaves Vw pee n e. DD. Fordüu. 
10. Leaves obtuse ... E SÉ ll. 
Leaves acute ... e cal c NOE. quomm. 
ll. Acaulescent plant E 2d ese 
Plant with leafy stem . dus mo 6c Sie. 
l. D. rotundifolia, Hemsl. rue Pl. China, ii, 230. North River. : 
Fl. purple or blue, July. 
2. D. de emissa, Hance in Journ. Bot. 1883, 166. On rocks near 
Saingan on the vgs River. Fl. white, October. 
3. D. Hancei, Hemsl. Enum. Pl. China, ii. 229. North River. 
rose-lilac coloured, April 
4. D. Fordii, Hemsl. l. c. 229. North River. Fl. light violet, 
September. 
8. CHIRITA. 
For key io species see Didymocarpus (No. 7). 
l. C. anachoreta, 77a nce; Maxim. in Mél. Biol. ix. 370. Rocky 
torrent banks. In rocky ground on the Lanfa Mt., 
oifung ; near the Buddist temple Filoitz on the N orth 
River ; Lofoushan 600 to 900 ft. Fl. pink, August. 
ensis, L 
damp places in ravines, Hon p re ; - Lantao Island and 
ó "nene Swatow ; North 
: itas 
3. C. eburnea, Hance in Journ. Bot. 1883, 168. Saingan on the 
we s dam. Fl. pionii with reddish lines and 
spots, Octo 
4. C. Juliae; Ho Hawes l. c. 168. Load River. Fl. violet-blue, 
October. : 
DE 
