TAKEDA—CLADRASTIS AND MAACKIA. 99 
The genus Maackia is characterised as follows :— 
Maackia, Rupr. et Maxim., in Bull. Phys.-Math. Acad. Imp. 
Sc. St. Petersb., xv (1856), p. 143, cum fig. anal.; Buergeria, 
Miq. Prol. Fl. Japon., p. 241. 
Arbores parvae vel magnae. Folia alterna, petiolata, impari- 
pinnata, foliolis plerumque appositis, exstipellatis, subcoriaceis, 
pauci-costatis, subtus pallidioribus. Inflorescentia terminalis, 
racemosa, simplex vel basi ramosa, bracteata, bracteis deciduis, 
floribus multo atque dense dispositis, bracteatis. Calyx 
subinflatus, 4-lobatus, dente superiore majore. Vexillum orbicu- 
lato-obovatum, vel obovatum, vel cuneato-oblongum, emargin- 
atum aut integrum, recurvum, basi incrassatum; alae oblique 
oblongae hastatae; carina leviter incurva, petalis dorso sub- 
coalitis, liberis, oblongis, semisagittatis. Stamina 10, basi 
brevissime connata, antheris versatilibus, quadrato - ellipticis. 
Ovarium subsessile, pauci-ovulatum, dense hirtum; stylus leviter 
incurvus, subulatus, stigmate minuto, terminali. Legumen 
subsessile, venosum, secus suturam ventralem alatum, plano- 
compressum, vel lanceolatum, vel oblongum, vel ellipticum, vel 
ovatum, vix dehiscens, hirsutum. _Semina oblonga, compressa, 
testa tenui strophiolata, brunnea. Gemma axillaris, libera. 
n examination of the co-type specimens, I reduce Miquel’s 
Buergeria, which was established on a single species, B. flori- 
bunda. 
KEY TO THE SPECIES. 
1. Flores circiter 10 mm. lg. ‘ ; 2. 
Flores infra 7 mm. lg., foliola infra 5 cm. lg. 
3cm. it. . ; ° : 4. 
2. Folia 4-6-juga, foliolis semper mediocribus 
longit. 4 cm.,latit.2 cm. raro excedenti- 
bus, oblongo- vel elliptico-ovatis, basi 
truncato-rotundatis, apicem versus 
sensim attenuatis, acutatis, subtus 
juvenilibus hirtis, adultis glabris . 2.M. Fauriet, Takeda. 
Folia 3-5-juga, foliolis variabilibus, aut 
parvis, aut magnis et usque ad 8 cm. Ig. 
cm. It., aut ellipticis aut ovatis, basi 
- vel cuneatis vel rotundatis : : ; og. 
3. Foliola adulta subtus glabra, basi saepe 
1. M. amurensis, Rupr. et Maxim. a. typica. 
cuneata 
Foliola adulta subtus hirta, basi saepe rotun- : 
to-ovata zt. M. amurensis, Rupr.et Maxim. B. Buergert. 
