208 
1. P. ternifolius, D. Don ; Hook. f. Fl. Brit. Ind. iv. 621. Open 
grassy uplands, Taipo Road, Taimoshan and Patsin, 
Hongkong New Territory. FI. white with pink spots at 
base of upper lip, October— January. 
. marmoritis, Hance in Journ. Bot. 1874, 53. On marble 
rocks of the “Seven Sisters" on the West River. FI. 
rose-coloured, July. 
. Tatei, Hemsl. Enum. Pl. China, ii. 274. — River ; 
ngyu in waste ground. Fl. ——, Decem 
carnosifolius, Hemsl. |. c. 270. On the North pras Fl. 
whitish-purple, September. 
: we Benth. ; Hook. f. Fl. Brit. Ind. iv. 618. Lantao 
nd, Hongkong New Territory ; Lofoushan at 3000 ft. 
FL rose, August—October. 
. Gerardianus, Benth.; Hook. f. 1. c. 617. ` Along the Lien- 
chow River. FI. white, October. 
sinensis, Mig. in Journ. de Bot. Néerl. i. 115. Faythong. 
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amethystoides, Benth. in DC. Prodr. xii. 61. Near F anling, 
Hongkong New Territory ; low hills around Canton. FI. 
slate-blue, October. 
. nervosus, Hemsl. Enum, Pl. China 272.  iienchow 
River; North River. Fl. blue, Rovember 
e 
"d 
7.—HYFPTIS. 
1. H. suaveolens, Poit. in Ann. Mus. Par. vii. t. 29. Deepwater 
ay, Hongkong ; Unui village, Hongkong New Territory ; 
stream near Chaochaufu. Fl. blue, April. 
8.—POGOSTEMON. 
1. P. Championi, Prain in Kew Bull. 1908, 254. Mt. Parker, 
Hongkong ; Lantao Island, Hongkong New Territory. 
l. pale purple, August. 
9.—DYSOPHYLLA. 
Key to species. 
1. Leaves 4-10 in a whorl . 2. verticillata. 
Leaves 2-3 (rarely 4) in a whorl 2. 
2. Plant glabrous ... ^ i eo 3. Sampsoni. 
Plant hairy... FEE eus nc lo auricularia. 
l. D. auricularia, Blume; Benth. Fl. Hongk. 275. At Taitam 
Tuk, Hongkong ; Hahang and near Sanwai, Hongkon 
New Territory ; Macao; Pakhoi. FI. Pu September: 
2. D. verticillata, Benth. ; Hook. f. Fl. Brit. Ind 
PNE: around Canton and on the ibat. to the White 
Cloud hills ; Lienchow River. Fl. blue, October— 
December. ; 
3. D. Sampsoni, Hance in Aun. Sc. Nat. sér. Eos v. 234. In damp 
places around Canton. Fl. pink, N vember. 
