SPENCER MOORE: MONOCHLAMYDE.. 201 
NEOBOUTONIA MELLERI, Prain, MSS., comb. nov. 
Mallotus Melleri, Müll. Arg. in Flora, xlvii. (1864) 468. 
Mount Maruma, 3500 ft. ; Kurumadzi River, Jihu, 2000 ft. ; in fl. (а) 
Sept., Nov. ; nn. 686, 1124. 
Distrib. Zambesia. 
A large tree with bright or pale yellow flowers. Timber rather soft and 
wet. Yields a latex apparently containing rubber. 
ARGOMUELLERA MACROPHYLLA, Paw, in Engl. Bot. Jahrb. xix. (1894) 90. 
Chirinda Forest, 3700-4000 ft. ; in fl. May, Oct., Nov.; nn. 114, 114 a, 
1146. An evergreen shrub very common in the forest. 
MACARANGA MELLIFERA, Ри, sp. nov. 
Arbor majuscula, ramis patentibus in comam latiusculam expansis, ramulis 
primum parce puberulis тох glabrescentibus robustis. Folia petiolata, ovata 
vel oblonga, acute acuminata, basi late abrupte euneata vel rotundata, margine 
integra, 10-12 em. longa, 6-7 ст. lata, primum membranacea, matura sul- 
coriacea, basi distincte 3-nervia, nervo mediano utrinque, nervis lateralibus 
marginem versus nervos secundarios 5-6 emittentibus, supra glaberrima subtus 
copiose glanduloso-punctata sed nisi secus nervi mediani dimidium basale 
nervorumque basalium lateralium trientes basales pilis. longiusculis sub- 
patentibus densius obsita glabra; petiolus 4—5 em. longus; stipule late 
lanceolatee, puberulee, deciduæ. Flores masculi in paniculas axillares versus 
ramulorum apices dispositi; rhachis 4-5 ст. longa cum ramulis 1 em. longis 
puberula; bracteze parvuli, ovatze, acute, integra, glomerulos subtendentes. 
Caly# membranaceus, clausus, in alabastro globosus, per anthesin. valvatim 
3—4-fidus. Stamina 15 filamentis in receptaculo angusto elongato insertis 
ideoque columnam centralem simulantibus; anthers terminales loculis apice 
dehiscentibus, anthera aperta hine eruciatim 4-valvata. Discus 0. Ovari 
rudimentum 0. Flores feminei in racemos axillares 2-3 ст. longos dispositi ; 
bractere ovat:e, acute, integre, parvule, pedicellos singulos vel glomeratos 
2 mm. longos subtendentes. Calyx fere membranaceus, per anthesin sub- 
truncatus. Discus 0. Ovarium abortu 1-loculare, apice styli ramo singulo 
patente-erecto crassiusculo coronatum, lateribus styli ramis duobus rudi- 
mentariis munitum, dense lepidotum. Fructus ignotus. 
На». Chirinda outskirts, 3700—4000 ft.; in fl. Oct.; nn. 5, 2120. Mt. Pene, 
1000 ft. ; in fl. Oct. ; n. 6039 and most probably n. 1122 in bud only. 
Noted as a fairly large tree, comparatively low and wide branching, with 
honey-scented flowers which are very attractive to Hymenoptera. The species 
also occurs in Nyasaland, where it was collected by Mr. J. Buchanan in 1901 
(Buchanan, 1483). [D. Рвдах. 
GELONIUM PROCERUM, Prain, Kew Bull. 1911, ined. 
Arbor dioica, glabra, ramulis ultimis teretibus crebro foliosis, foliis alternis 
