368 NOTES ON MIMOSE. 
poll. longa, 4.5 lin. lata. Pedunculi 3.4 lin. longi. Capitula 
majora quam in A. melanorylo.—This plant is only known 
to me from a single garden specimen. It appears different 
from A. melanoxylon, but cannot be determined with cer- 
tainty till the fruit is known. 
156. A. implexa (sp. n.), glabra, subglauca, ramulis sub- 
teretibus, phyllodiis elongato-falcatis obtusiusculis basi longe 
angustatis subcoriaceis tenuiter multinerviis et venulosis, 
racemis oligocephalis laxis subramosis, capitulis dense multi- 
floris, calyce corolla subtriplo breviore, legumine longe et 
anguste lineari arcuato contorto marginato glauco-pruinoso.— 
Phyllodia semipedalia iis A. heterophylle potius quam A. me- 
lanoxyi similia. ^ Capitula parva. Legumina semipede 
longiora, vix 2 lin. lata, post semina delapsa valde contorta 
et implexa.—Ravines of Shoal Haven River, E. Coast, Cun- 
ningham. 
157. A. Simsii (Cunn. MSS.), glabra, ramulis vix angulatis, 
phyllodiis linearibus subfalcatis obtusis mucronatis basi longe 
angustatis tenuibus trinerviis venis reticulato-parallelis, 
pedunculis solitariis v. brevissime racemosis, capitulis multi- 
floris glabris, calyce dentato v. breviter fisso, legumine anguste 
lineari plano glabro tenuiter marginato.—Species distinctis- 
sima, ramulis gracilibus. Phyllodia 2.3 poll. longa, 12-2; 
rarius 3, lin. lata.—N. E. Coast, Cleveland's Bay, Cun- 
ningham; also in Bauer's collection, and cultivated in 
Trinidad and in the Mauritius’ Botanic Gardens from Aus- 
tralian seed. 
158. A. heterophylla (Willd. Spec. iv, 1054.), glabra. v. 
junior flavescenti-pubescens, ramulis vix angulatis, phyllodiis 
elongato-faleatis obtusis basi longe angustatis subcoriaceis 
multinerviis hinc inde folio bipinnato terminatis, pedunculis 
solitariis v. brevissime racemosis, capitulis dense multifloris 
pubescentibus, calyce dentato, legumine lato lineari subarcuato 
plano glabro marginato.—Phyllodia semipedalia 6-9 lin. lata. 
Capitula pauca. Ovarium glabrum v. villosum. Legumen 
3-6 poll. longum, semipollicem latum. — Oahu, Sandwich 
Islands. 
