74 
flavis supra subplanis, subtus prominulis, utrinque reticulato-nervosa. 
Spicae terminales et axillares inflorescentiam ultra 50 cm longam 
efficientes; bracteae lanceolato-subulatae, ca. 2,5mm longae, deci- 
duae; pedunculi plerumque verticillati, hirtclli, floriferi 12—15 mm 
longi, medio vel infra medium unibracteolati; spicae floriferae sine 
staminibus 8 —10 mm longae, 4 — 5 mm latae, basi laxi-, superne 
densiflorae; prophylla calyce subaequilonga. Flores sessiles ca- 
lyce 0,8mm longo; corolla subcampanulata 2,4mm longa; stamina 
corollam 4plo superantia. Ovarium glabrum sub lente valida dense 
Yerruculoso-punctulatum. L e g u m e n ignotum. 
Habitat in Brasilia austro-orientali loco non indicato: G1 a z i o u 
n. 12 042. 
Obs.' Species M. caesalpiniaefolia Benth. affinis inter omnes 
Leptostachyas Benth. spicis brevibus distincta. 
M. pseudo - obovata Taub. sp. n. (Sect. Habbasia Benth. ser. 
Rubicaules Benth.) Frntex scandens ramulis petiolis rhachidibusque 
novellis puberulis, demum glabrescentibus, sparsim recurvo-aculeatis; 
p i n n a e 4 — 5 - jugae; f ol i o 1 a 3 - juga, oblique obovata, rhachidis 
basim versus decrescentia, glaberrima; i'nflorescentia hirta, basi 
foliata, ramosa; pedunculi villosuli; c a p itu 1 a globosa ; f 1 o r e s 3- 
meri, 6-andri; corolla calycem glabrum fere triplo superans; ova- 
r i u m glabrum. 
Ramuli subquadrangulati olivacei uti petioli rhachidesque striati 
et + aculeis sparsis recurvis armati. Stipulae lineari - subulatae, 
glabrae, er. 5mm longae. Folia bipinnata petiolo communi supra 
canaliculato 10—15cm longo; pinnae ca. 3cm distantes, rhachide 
supra canaliculata 3 — 5 cm longa; foliola brevissime (vix 1 nun) 
petiolulata, oblique obovata, apice rotundata subtruncata v. levissime 
emarginata, basi subacuta v. rotundata v. subcordata, valde inaequi- 
latera, a rhachidis apice basim versus decrescentia, summa 25 mm 
longa, 20 mm lata, infima fere dimidio minora, chartacea, praeter 
marginein prope basim parce puberulum glaberrima, supra opaca, subtus 
pallida, costa nervisque primariis 3 a basi excurrentibus utrinque levi- 
ter prominentibus, secundariis obsoletis. Inflore sc entia ad 20 cm 
longa, ramis subpatentibus ad 10 cm longis. Bracteae stipularum 
forma et longitudine. Alabastra globosa. Capitula florifera pe- 
dunculis 12 mm longis hirtis v. villosulis, globosa, diametro vix 10 mm; 
prophylla subspathulata calyce subaequilonga. Flores 3-meri; calyx 
campanulatus, 3 / 4 inm longus, glaber; corolla vix 3 mm, stamina 
