144 
TREMELLACEAE. 
Guepinia spathularia, /’7., Elench. ii, p. 32. 
On a stump, Baro, Sept. 24, 1910. (6D.) 
) SPHAERIACEAE. 
Xylaria polymorpha, Grev., Flor. Edin. p. 35. 
Zungeru, Mar. 2, 1911. . 
Xylaria grammica, Moni. in Ann. sc. nat., 2 sér., xii, 1840, 
p. 341. t.9, f. 1. oe 
Aiya gwa or Aiyamba, Jan. 11, 1911. 
Poronia ustorum, Pat. in Bull. Soc. Myc. Fr. iii, p. 175. 
_ The Nigerian specimens have spores 10-12 x 5—6p, (most 11 x 6y), 
instead of 8-10x4-5n, the measurements given by Patouillard. 
In all other respects, however, they agree with the description of 
P, ustorum. 
On grass stubble, Baro, Sept. 10, 1910. 
Daldinia concentrica, Ces. et De Not., Schema Sf. it. in Comm. 
Soc. Critt. It., i, p. 198. 
On stumps ; Minna, Aug. 18, 1910. (3C); Wooding station, 22 
miles from Baro, on the Baro-Minna line, Sept. 3, 1910. (4E in 
part.) ' 
MyYXOMYCETES. 
Stemonitis splendens, Rost., Mon. p. 195. 
n wood ; 22 miles from Baro, on the Baro-Minna line, Sept. 3, 
i910. (4B in part.) 
XV.—CONTRIBUTIONS TO THE FLORA OF SIAM. 
ADDITAMENTA. 
yv's' Dasymaschalon sootepense, Craih [Anonaceae-Unoneae] ; 
t Pos 
Blumei, Finet et Gagnep., foliis tenuioribus longius atte 
_fructuum articulis multo longioribus recedit. 
Arbuscula ad 7°5 m., alta (ex Kerr); ramuli primo pilosuli, mox 
glabri vel subglabri, cortice brunneo vel fusco-brunneo irregulariter 
striato obtecti. olia oblanceolato-oblonga vel oblonga, apice 
breviter acuminata, acuta, basi late cuneata vel subrotundata, 
9-19°8 cm. longa, 2°5-6 em. lata, tenuiter chartacea, supra matura 
glabra, subtus parcissime appresse setulosa, glauca, nervis lateralibus 
utrinque 9-10 intra marginem arcuatis cum costa supra leviter 
Impressis subtus prominentibus; petioli 1 cm. longitudinis vix 
attmgentes, supra sulcati, indumento ramulorum. Flores pleramque 
axillares, solitarii, pedicellis apicem versus leviter incrassatis ad 
1'5 em. longis basi breviter bracteatis et paullo supra basin minute 
bracteolatis suffulti, — Sepala 3, deltoidea, acuta, 3 mm. longa, 
‘5 mm. lata, extra appresse ferrugineo-pubescentia. Petala ad 
4 cm. longa et 1°5 cm. lata, utrinque sed intra parcius appresse 
pilosula. Fructus lomentaceus, ad 6 em. longus, pedicello circiter 
1 cm. longo suffultus, rugulosus, parce appresse pilosulus ; semina 
sighs ae 18 cm. longa, vix 5 mm. diametro, hilo inferiore. —. 
lengmal, In evergreen jungl i 50-1260 m. 
Kerr: eee err TT: "er Jungle on Doi Sootep, 1050-126 ; 
