269 



1. P. chloranthus, Lindl. ; Habenaria lacertifera, Benth, Fl. 



Hongk. 362. Common on damp banks, Hongkong. Fl. 

 light green, August. 



2. P. Sampsoni, Hance in Journ. Bot, 1868, 371. On a grassy 



bank on the White Cloud hills. Canton. Fl. white, May. 



3. P. goodyeroides, Lindl. ; Habenaria goodyeroides, D. Don ; 



Hook. f. Fl. Brit. Ind. tI. 161. Hongkong without 

 locality ; Lienchow River. Fl. yellowish-green, July. 



4 1 .—PL AT ANTHER A. 



Key to species of Flatanthera and Habenaria (No. 42). 



1. Spur of lip shorter than the ovary or 2. 

 Spur of lip as long as the ovary or longer 4. 



2. Spur of lip none ... ... ... \. H. reniformis. 



Spur of lip shorter than the ovary ... 3. 



3. Labellum 5 lines long ... ... ... P. obcordata. 



Labellum 2 lines long ... ... ... P. stenostachya. 



4. Spur of lip as long as the ovary ... P. interrupta. 

 Spur of lip longer than the ovary ... 5. 



5. Lateral lobes of lip fringed ... ... 6. 



Lateral lobes of lip entire ... ... 7. 



6. Spur l-|-2 inches long, clavate ... 2. H. Miersiana. 

 Spur 3-4 inches long, linear ... ... P. Susannae. 



7. Spur of lip 2|-3f inches long ; flowers 



white 3. H. Fordii. 



Spur of lip under 2^ inches long ... 8. 



8. Spur of lip 1^-1^ inches long, linear ; 



flowers orange-red ... ... 4. i/. rhodocheila. 



Spur of lip under 1| inches long ... 9. 



9. Spur of lip 1 inch long, clavate ... 5. H. acuifera. 

 Spur of lip under 1 inch long... ... 10. 



10. Spur of lip \ inch long, clavate, tip blunt 6. H. leptoloba 

 Spur of lip ^ inch long, linear^ tip acute P. mandarinorum. 



11. Spike oval, dense, 2 inches long ... 1. H. endothrix. 

 Spike cylindric, lax, 6-12 inches long 8. H. ciliolaris. 



1. P. obcordata, Lindl. ; Habenaria Galeandra, Benth. Fl. Hongk. 



363. Victoria Peak, and Cape d'Aguilar, Hongkong ; 

 Lantao Island, Hongkong New Territory. Fl. white 

 variegated with lilac, June. 



2. P. stenostachya, Lindl. ; Habenaria stenostachya, Benth. 1. c. 



362. Victoria Peak, Hongkong ; Lantao Island, Hong- 

 kong New Territory. Fl. greenish, June. 



3. P. interrupta, Maxim, in Bull. Acad. Sc. St. Peterb. xxxi. 106. 



Lantao Island, Hongkong New Territory ; river bankinear 

 Chaochaufu. Fl. green. May. 



4. P. Susannae, Lindl. ; Habenaria Susannae, R. Br. ; Benth. 1. c. 



363. On the top of Mt. Victoria and Mt. Parker, Hong- 

 kong ; Fookwing, Canton River near Hongkong. Fl. 

 white, July. 



■5. P. mandarinorum, Reichb. ; P. oreades, Franch. et Savat. Enum. 

 PI. Jap. ii. 514. Taimoshan, Hongkong New Territory. 

 Fl. yellow, March. 



