434 
‘Near Lakon, forming the greater part of some dry jungles, 
300 m., Kerr, 973 ; Siam, Kurz. 
Distr. Upper Burma. 
Lao name, Mai Hooak (ex Kerr). 
Oxytenanthera albociliata, Munro—F. is - . p. 401; Gamble, 
Ann. Roy. Bot. Gard. Calc., vii. p. Ope hs chien albo- 
woe aah in eng jungle, 390 m., Kerr, 
Distr. 
Lao name, "Mai Pahng, Mai Bong Pah (ex Kerr). 
Oxytenanthera Hosseusii, Pilger—Hosseus, ii. p. 369. 
Nakontai (ex Hosseus). 
hon agent Brandisii, Kurz—F.B.1., vii. p. 404; For. Fl. 
Burma, ii. p. 560; Gamble, Ann. Roy. Bot. Gard, Cale. 5 Vil. 
p. 8l, t. 71. 
Chiengmai, 300 m., cultivated, Kerr, 891. 
Distr. Burma. 
Lao name, Mai Sang Yen (ex Kerr). 
Sagan membranaceus, Munro—F.B.L., 404; For. 
Fl]. Burma, ii. p. 560; Gamble, Ann. Roy. Bot. “lard: Cale., vii. 
81, ‘71. 
“ fcwaat Lakon and Phre, near Ban Meh Tah, on sides of 
limestone ravines, 300 m., Kerr, 9 
Distr. Burma 
Lao name, Mai Sang (ex Kerr), 
Dendrocalamus nudus, Pilger—Hosseus, ii. p. 369. 
Chiengmai, 300 m., Hosseus, 290a. 
GYMNOSPERMAE. 
CYCADACEAR. 
Cycas immersa, Cratb, sp. n., a C. pectinata, Gritf., et C. stamenst, 
Migq., quibus affinis, costa foliolorum supra immersa haud prominente 
rec edit. 
Truncus erectus, ad 90 cm. altus (ex Kerr). Folia circiter 70 cm. 
sone petiolo circiter 19 em. longo superne lateraliter spinoso 
uffulta ; rachis subtus inferne conspicue carinata, apicem versus 
sonvaxe plus minusve glabrescens, supra plus minusve distincte 
carinata; foliola utringue numerosa, lineari-lanceolata, parum 
falcata, apice pungentia, ad 15 cm. longa, 7 mm. lata, rigida, supra 
glabra, subtus minute parce brunneo-pubescentia, costa supra 
immersa subtus valde prominente. Carpophylla ambitu obovata 
6°5-10°5 cm. longa, ad 5 em, lata, tota, ovulis exceptis, hirsuto- 
instructa, parte superiore laminam acuminatam one 
ambitu oblongi, ad 21 cm, longi et 8 em. diametro, pedunculo com- 
muni 5 cm, longo basi nudo superne squamis obtecto suffulti ; 
