26 



Helicteres plebeja, Kurz - F.B.I., i. p. 366 ; For. Fl. Burma, 

 i. p. 144 ; Fl. Indo-Chine, i. p. 491. 



Chiengmai, deciduous jungle on Doi Sootep, 720 m.. Kcrr, 630a. 



Distr. Burma, Tonkin. 



Very closely allied to, if not identical with, H. elonaata. 



Pterospermum acerifolium, Willd. F.B.I., i. p. 368 ; For. Fl. 

 Burma, i. p. 145 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 27. 

 Phre, 240 m., Luang Vanpruk, 244. 

 Distr. India, Manipur, Khasia, Chittagong, Burma. 



Pterospermum littorale, Craib, a P. grewiaefolio, Pierre, floribus 

 majoribus recedit. 



Arbor parva (ex Kerr} ; ramuli primo albido- vel pallide rufo- 

 stellato-tomentelli, mox glabri, cortice fusco reticulato-striato 

 obtecti. Folia ambitu plerumque oblonga, apice acuminata, acuta, 

 basi inaequalia, truncato-cordata vel latere altero rotundato vel 

 truncato altero late cuneato, 4'5-12 cm. longa, 2-5'4 cm. lata, 

 chartacea, supra glabra, subtus cinereo-tomentella, margine integra 

 vel irregulariter lobata, e basi trinervata vel sub-5-nervata, nervis 

 lateralibus utrinque 6-8 supra leviter impressis subtus prominulis, 

 nervis transversis supra vix conspicuis subtus conspicuis ob pilos 

 plus minusve delapsos ; petioli 1 cm. longitudinis vix attingentes, 

 indumento ut foliorum pagina inferiore diu persistente. Flores 

 axillares, solitarii ; pedicelli validi, ad 8 mm. longi et fere 4 mm. 

 crassi, brunneo-tomentelli. Sepala 5, linearia, acuta, 7 cm. longa, 

 7 mm. lata, extra brunneo-tomentella, intra subflavida, pilis rigidius- 

 culis ascendentibus tecta. Petala 5, 6'5 cm. longa, apice 1*7 cm. 

 lata, basi in unguem attenuata, parum curvata, extra breviter 

 stellato-pubescentia. Androphorium vix 1 cm. longum, glabrum. 

 Stamina circiter 15, in fasciculas cum staminodiis alternantes 

 disposita ; filamenta circiter 2 cm. longa, ad partem trientem in 

 fasciculas connata ; staminodia 5, circiter 5 cm. longa, superne 

 incrassata, pilis paucis minutis stellatis instructa. Ovarium 

 6 mm. altum, albo-hirsutum ; stylus 5 cm. longus, inf erne stellato- 

 pubescens. Craib, Kew Bull. 1912, p. 147. 



Sriracha, by beach, Kerr, 2097. 



It is possible that this may eventually prove to be one of the 

 little known Malay Archipelago species although from description 

 I could not refer it to any of these. 



Pterospermum semisagittatum, Ham. F.B.I., i. p. 368 ; For. Fl. 

 Burma, i. p. 146 ; Fl. Indo-Chine, i. p. 502. 



Chiengmai, Doi Sootep, 330 m., Kerr, 1186. 



Distr. Burma, Chittagong, Cambodia, S. India (cultivated ?) 

 often cultivated in the tropics. 



Eriolaena Candollei, Wall F.B.I., i. p. 370 ; For. Fl. Burma, 

 i. p. 148 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 27 ; Fl. 

 Indo-Chine, i. p. 506. 



Raheng, on banks of Meh Ping, 120 m., Kerr, 899 ; Phre, 

 120-360 m., Luang Vanpruk, 182 ; Ratbouri (ex FL Indo-Chine}. 



Distr. Burma. 



Lao name, Lieng (ex Luang Vanpruk}. 



