137 



Buddleia asiatica, Loia\ — F.B.I., iv. p. 82 ; For. Fi. Burma, 

 ii. p. 250 ; Coll. et Hemsl., Jouni. Linu. Soc, xxviii. p. 90 ; Hosseus, 

 ii. p. 425. 



Chiengmai, Doi Sootep, 300-800 m., Kerr, 54<>, Hosseus, 277, 

 4.53 ; Ban Salu, 300 m., Hosseus, 382. 



Distr. India, S. China, Indo-China, Malaya. 



Buddleia macrostachya, Benth. ? — F.B.I., iv. p. 81 ; Hosseus, ii. p. 

 425. 



Doi Chieng- Dao, 2180 m., Hosseus, 400. 

 Distr. Himalayas, Manipur, Khasia. 



Strychnos nux-vomica, Li?m. — F.B.I., iv. p. 90; For. Fl. Burma, 

 ii. p. 166 ; Coll. et Hemsl., Journ. Linn. Soc, xxviii. p. 90. 



Chiengmai, in deciduous jungle on lower slopes of Doi Sootep, 

 300-600 m., Kerr, 603 ; Phre, l80 m., Lua7ig Vanpruk, 197. 



Distr. India, Burma. 



Lao name, Tung Ton (ex Luang Vanpruk). 



Strychnos Vanprukii, Craib, a S. paniculata, Champ., foliis multo 

 majoribus, infloresceutia axillari brevi densa recedit. 



Ramuli obscure tetragoni, circiter 2'5 mm. diametro, glabri, 

 virides. Folia ovato-oblonga vel oblongo-elliptica, apice acvnninata, 

 basi late cuneata vel subrotimdata, 13-17 cm. longa, 6-7 cm. lata, 

 subcoriacea, laete viridia, utrinque glabra, tripli-nervata nervis ad 

 apicem euntibus supra conspicuis subtus prominentibus et praeterea 

 nervis duobus dilutis intramarginalibus e basi fere ad apicem 

 instructa, nervis e costa ortis numerosis subparallelis pagiua utraque 

 conspicuis ; petioli vix 1 cm. longi, supra canaliculati, glabri. Gymae 

 axillares, densae, breves, sessiles vel breviter pedunculatae ; pedicelli 

 fere 2 mm. longi, bracteolis duobus calycis segmentis similibus 

 instructi. Calycis circiter 1 mm. alti segmenta ovato-rotundata, 

 brevissime obtuse acuminata, ciliolata. Corollae tubus 1'5 mm. 

 longus, lobi oblongo-lanceolati, acutiusculi, circiter 2'5 mm. longi, 

 1*5 mm. lati, per anthesin recurvi, extra glabri, intra inferne pilosi. 

 Stamina exserta, filamentis 1'25 mm. longis glabris, autheris 0"75 mm. 

 longis glabris. Ovarium 1 mm. altum, cum stylo vix 2 mm. longo 

 glabrum.— Craz^», Kew Bull. 1911, p. 421. 



Me Yuak Phre. 240 m., Luang Vanpruk, 234. 



Gentianaceae. 



Exacum pteranthum, Wall.~¥.^.l., iv. p. 99. 



Chiengmai, in mixed jungle on Doi Sootep, 390 m., Kerr, 1482. 



Distr. Moulmein, Tavoy. 



Exacum sutapense, Hosseus, ii. p. 426. 

 • Chiengmai, Doi Sootep, 1650 m., Kerr, 1499, Hosseus, 194. 



Exacum tetragonum, Roxh. — F.B.I., iv. p. 95; Hosseus, ii. p. 426. 



Nakontai, 150 m., Hosseus, 724. 



Distr. Himalayas, Khasia, China, Philippines. 



DiiFers from typical E. tetragonum in its slightly broader leaves. 



Canscora decussata, Roem. et Scli. — F.B.I., iv. p. 104. 



Chiengmai, Doi Sootep, 420 m., Kerr, 1521. 



Distr. India, Burma, Trop. Africa, Mascerene Islands. 



