Hehcia annularis W. W. Sm. Notes Bot'. Gard. Edinb. 10: 178. 1918. 



24 JOURNAL OF THE .\RNOLD ARBORETUM [vol. xix 



Indo-China, Tonkin, Chapa, Pctriot 1626, July, 1924, ait. about 

 1500 m. Yunnan. 



The spécimen is incomplète, the flowers fallen. It conforms closely 

 to some of the Yunnan material referred to Smith's species. New to 

 Indo-China. 



^ 



Helicia cauliflora sp. nov. m, - l'î i -l <i i / '■^'' 



-Arbor parva, 5-6 m. alta, intlorescentiis exceptis glabra, ramis 

 teretibus, ramulis ultimis 1.5-2 mm. diametro; foliis lanceolatis vel 

 anguste oblongo-lanceolatis, integris, coriaceis, 8-12 cm. longis, 2-3 cm. 

 latis, utrinque angustatis, basi cuneatis, apice obtusis vel obscure breviter 

 obtuse acuminatis, margine integerrimis. supra in sicco viridibus, nitidis, 

 subtus pallide brunneis, nervis primariis utrinque circiter 8, distantibus, 

 gracilibus, manifestis, subtus leviter elevatis, arcuato-anastomosantibus, 

 reticulis primariis subla.xis, manifestis; petiolo 6-10 mm. longo, glabre; 

 racemis 12-15 cm. longis, solitariis vel depauperato-fasciculatis, in 

 trunco vel ramis vetustioribus e tuberculis lignosis usque ad 2.5 cm. 

 diametro orientibus; rhachi consperse breviter adpresse brunneo- 

 pubescente, pedicellis leviter pubescentibus, subcrassis, 5-7 mm. longis, 

 in paribus dispositis sed ad basin vix connatis; floribus 3-3.5 cm. longis, 

 ovario oblongo-ovoideo vel anguste oblongo, glabro, glandulis hypogynis 

 discum 4-lobatum formantibus. 



Indo-China, Tonkin, route from \'inh Yen to Tarn Dao, A. Pctclot 

 5684, May, 1935, in savannas. 



A species essentiallv characterized by its lanceolate, entire, relatively 

 narrow leaves and particularly by its racemes being borne on woody 

 tubercles on the trunk or main branches. 



