b70 LVIL LEGUMINOSJE. [.Eucesalpiniec; 
nata, per anthesin valvatim secedentia, subzqualia. Petala 5, unguiculata, ovato-oblonga, 
imbricata, patentia, parum insqualia, summo intimo. Stamina 10, libera, filamentis 
glabris; 9 brevia recta, antheris supra basin affixis, loculis oblongis longitudinaliter dehis- 
centibus; decimum infimum multo longius, incurvo-adscendens, anthera minore cassa 
glabra v. pilosa. Ovarium sessile, in fundo calycis liberum, oc-ovulatum; stylus elon- 
gatus, filiformis, .apice leviter clavatus, stigmate truncato ciliolato. ^ Legumen (si rite 
huc relatum) oblongum, plano-compressum, coriaceum, 2-valve. Semina transversa, 
ovoidea.—Arbores inermes. Folia bipinnata simulque simpliciter imparipinnata, foliolis 
coriaceis, subtus ferrugineis. Stipule angusts, parve, caducs. Flores (flavi P) racemosi, 
racemis elongatis ad apices ramorum subpaniculatis, ^ Bractes parve, anguste, cadu- 
cissimze; bracteolas non vidimus. (Char. leguminis ex icone Velloziana et specie quodam- 
modo dubia Columbiana.) 
Species 2, Brasiliz incole, addita forte tertia Columbiana, quam fruetiferam tantum vidimus et 
ideireo dubiam. DO. Prod. ii. 488. Walp. Hep. v. 569.  PoAl, Pl. Bras. Ic. ii. t. 160. Vell. FI, 
Flum. vii. £, 94 (Pierocarpus). 
9820. Cercidium, Tul. in Arch. Mus. Par. iv. 133. (Retinophleum, Ka«rst. Fl. Columb. 
ii. 25. 7. 113.)—Calycis tubus discifer breviter campanulatus, in stipitem supra pedicellum 
articulatum productus; segmenta 5, parum insequalia, valvata, Petala 5, unguiculata, ob- 
longa v. orbiculata, imbricata, summo intimo cseteris dissimili. Stamina 10, libera, leviter 
deelinata, filamentis basi pilosis; antherz uniformes, ovatz, versatiles, loculis longitudi- 
naliter dehiscentibus. Ovarium breviter stipitatum, fundo calycis oblique v. prope basin 
affixum, oc-ovulatum; stylus involutus, apice acutus, stigmate minuto terminali.  Legu- 
men ]lineari-oblongum, plano-compressum, membranaceum v. subcoriaceum, 2-valve, 
suturis nerviformibus, valvis oblique venulosis, Sémina longitudinalia, ovata, compressa, 
hilo minimo prope apicem appensa, albuminosa; cotyledones plans, carnosule; radicula 
brevissima, recta.—Arbores fruticesve, ramis ssepius tortuosis, spinis brevibus rectis 
(ramulis abortivis?) ad nodos sepe armati. Folia parva, bipinnata, pinnis 1-2-jugis, 
foliolis parvis paucijugis. Flores flavi, racemis brevibus laxis ad nodos defoliatis ssepius 
fasciculatis, Pedicelli graciles. Bractez minim:, membranaces; bracteole minute v. 0. 
Species 3 v. 4, Mexici, Americz centralis, Venezuele et Mendozsw incole.  Walp. Hep. v. 602: 
Ann. iv, 594. : 
921. Parkinsonia, Linn. Gen. n. 513.— Calycis tubus discifer brevis; segmenta 5, mem- 
branacea, parum in:qualia, anguste imbricata v. subvalvata. Petala 5, patentia, parum 
inzqualia, summo intimo latiore. . Stamina 10, libera, vix declinata, filamentis basi villosulis ; 
antherze uniformes, ovatse, versatiles, loculis longitudinaliter dehiscentibus. ^ Ovarium 
.breviter stipitatum, in fundo calycis liberum, ooc-ovulatum ; stylus filiformis, in alabastro 
biplieatus, stigmate parvo terminali ^ Legumen lineare, torulosum, sub-2-valve, valvis 
tenuiter coriaceis v. crassiuseulis, ad semina convexis striatis. Semina oblonga, longitudi- 
nalia, hilo minimo prope apicem affixa, albuminosa; cotyledones plans, carnosuls; 
radicula brevis, recta.—Arbores. Folia primo intuitu simpliciter pinnata et fasciculata, 
revera bipinnata, petiolo communi brevissimo spiniformi, pinnis 2-4 longissimis complanatis, 
foliolis numerosis minimis,  Stipule ssepius breves, spinescentes. Flores (albi?) in 
racemos breves laxos axillares dispositi, Bractes parvz, caducissimse ; bracteolw 0. 
Species 3, quarum una Mexicana, altera Austro-Africana, tertia per Americam calidiorem occi- 
dentalem et ins. Antillas late dispersa, in orbe vetere inter tropicos etiam swpe occurrit sed semper 
ut videtur eulta. DC. Prod, ii. 486. — Harv. e£ Sond. FI. Cap. ii. 269. Lam. IU. t. 336. 
Tuisus XIV.  CassrEx. 
322. onigostemon, Benz. gen. nov.—Calycis tubus 0; sepala 4, ampla, extimo infimo 
subcoriaceo, secundoque summo majore subpetaloideo ovatis integris, tertio ovato-lan- 
ceolato hine basi sublobato, quarto profunde 2-lobo, lobis lanceolatis lateralibus peta- 
loideis sed aveniis. Petala 5, sepalis multo minora, 3 superioribus lanceolatis v. ovato- 
