284 XXXIX. RUTACE/E. [Cuspariee. 
lineares, Ovarium clavatum, stipitatum, stipite toro vaginato insertum, pubescens, 5-lobum, 
5-loculare; stylus filiformis, elongatus, stigmate capitellato; ovula in loculis gemina, super- 
posita, Capsula 2-5-cocca, eoccis 2-valvibus, endocarpio soluto 2-valvi basi cum semine 
secedente. Semina reniformia, sinu umbilicato, testa coriacea ; cotyledones imagnz, basi 
2-auriculate, corrugatte, exteriore interiorem involvente; radicula inflexa.—Frutex glaber- 
rimus, Folia alterna, petiolata, 3-foliolata, foliolis glanduloso-punctatis acuminatis integer- 
rimis subtus glaucis, Flores versus apicem caulis axillares et terminales, corymbosi, speciosi, 
albi, suaveolentes. 
Species 1, Brasiliensis, DC. Prod.i. 723. Walp. Ann. i. 499. 
2. AImeidea, St. Hil. in Bull. Phil. 1823, 199, fid. ejusd. Pl. Rem. i. 142. t. 15. (Aruba, 
ANees et. Mart. Nov. Act. xi, 159. t. 19, 27, 29.)—Oalyx brevis, 5-dentatus, Petala 5, oblongo- 
linearia, basi erecta, imbricata. Discus cupuliformis, brevis, truncatus. Stamina 5, basi 
'disci inserta, breviuscula, filamentis complanatis intus supra medium barbatis apice subu- 
latis; anthers oblongs, conniventes, demum versatiles. Ovarium disco cinctum, depres- 
sum, alte 5-lobum, 5-loculare; stylus staminum longitudine, stigmate capitato 5-lobo; 
ovula in loculis gemina, superposita. Capsula 1-5-cocca, coccis 2-valvibus l-spermis, 
endoearpio soluto basi cum semine secedente. Semina reniformia, sinu umbilicato, testa 
coriacea; cotyledones magns, corrugate, basi 2-auriculatee, exteriore interiorem invol- 
vente; radicula inflexa, cotyledone interiore involuta.— Arbores et frutices. Folia alterna 
v. superiora opposita, petiolata, l-foliolata, foliolis amplis integerrimis glanduloso-punctatis. 
Panicule terminales, pedunculis bracteatis, pedicellis 2-braeteolatis. Flores speciosi, rubri 
lilacini v. czerulei. 
Species ad 10, Brasilienses. DC. Prod.i. 729.  Walp. Rep. i. 499: Amn.i. 164; ii. 246 ; iv. 410. 
Genus Spiranihere valde affine, 
3. Leptothyrsa, Hook. f. gen. nov.—Calyx brevissimus, eupularis, subinteger. Petala 4, 
glabra, ad medium in tubum gracilem conniventia, superne lanceolata, acuta, patentia, 
valvata, Discus urceolaris, ovarium cingens, integer. Stamina 4, basi disci inserta, fila- 
mentis liberis filiformibus glabris; antherm lineares, filamentis sequilonge. ^ Ovarium 4- 
lobum, 4-loculare; styli 4, breves, connati, stigmate 4-lobo; ovula in loculis gemina?, 
collateralia ? Capsula 1—-2-cocca, coccis 2-valvibus l-spermis oblique truncatis coriaceis 
transverse rugosis, endocarpio 2-valvi elastice soluto basi cum semine secedente. Semina 
ovoidea, acuta, basi truncata, umbilico elongato basi latissimo, testa brunnea tenuiter 
crustacea; albuminis stratum membranaceum; cotyledones crasse, plano-convexs, basi 
radiculam brevissimam includentes.—Frutex socialis, 2-8-pedalis, glaberrimus, caule sim- 
plicissimo. Folia ad apicem caulis conferta, alterna, et eum foliis rudimentariis subulatis 
stipulas simulantibus alternantia, sessilia, basi cum caule articulata, anguste obovato- 
lanceolata, abrupte cuspidato-acuminata, basi longissime angustata, integerrima, coriacea, 
epunctata, Pedunculi axillares, gracillimi, basi longe nudi, elongati. Flores subracemosi, 
secus pedunculum fasciculati, breviter pedicellati, unc. longi, cum pedunculis albi, 
Species 1 (L. Sprucei), ad Rio Uaupes, Brasilize borealis (Spruce, n. 2596). 
4. Erythrochiton, Nees e£ Mart. in Nov. Act. Nat. Cur. xi. 151 et 165. t. 18 et 29.— 
Calyx magnus, tubuloso-campanulatus, coloratus, b-angulatus v. costatus, insequaliter fissus, 
sub-2-labiatus, 3—5-fidus v. partitus, lobis valvatis acutis. Corolle tubus rectus v. curvus, 
calycem :quans v. superans, lobis patentibus subszqualibus imbrieatis v. induplicato- 
valvatis. Discus urceolatus. Stamina 5, omnia perfecta v. 1-3 ananthera, tubo coroll 
agglutinata, filamentis complanatis basi coalitis late subulatis; antherc lanceolatze, erecto, 
loculis basi simplicibus v. auriculatis. Ovarium alte 5-lobum, 5-loculare; stylus terminalis, 
simplex, exsertus, stigmate capitato 5-lobo; ovula gemina, superposita. Capsula 5-cocca, 
coccis 2-valvibus, endocarpio soluto elastice 2-lobo 1-2-spermo basi cum semine secedente. 
Semina subreniformia, sinu umbilicato, testa coriacea tuberculato-muricata v. rugulosa 
opaca; albumen tenue, carnosum, plicis cotyledonum intromissum ; cotyledones plicato- 
convolute, exteriore interiorem involvente; radicula breviuscula, incurva, clavata.—Fru- 
tices glabri, subsimplices. Folia versus apicem caulis alterna, longissime obovato-lanceo- 
