inga. LEGUMINOSAE. 623 



solitariae vel saepius fasciculatim pedunculatae axillares vel ad apices ramu- 

 lorum foliis abortientibus paniculatae. Flores saepissime albi. 



Sectio I. LEPTINGA Bth. 1. c. 579. 



Racemi urabelliformes, receptaculo subgloboso, pedicellis elongatis, calyce sae- 

 pius multo longioribus, rarius calyce ampliore brevioribus. Flores parvi glabri vel 

 tenuiler puberuli. 



1. I. MYRIANTBA Poepp. et Endl. Nov. gener. el spec. plant. Chil. III. 77. t. 289. 

 — Bth. 1. c. — Ramulis inflorescentiaque tomenlellis; foliis glabris, peliolo alato, 

 glandulis magnis, foliolis bijugis ellipiico-oblongis acuminatis coriaceis nitidis; 

 umbellis pedunculatis subracemosis; lloribus tomenlellis; calyce corolla duplo, 

 pedicello plus duplo breviore; lubo slamineo vix exserto. 6 — Foliola majora 

 4-5-pollicaria. Petioli alae latiusculae. Pedunculi l-l'/ 2 -pollicares. Bracteolae 

 subulalae. Flores 4-5 lin. longi. — Crescit in Guiana Britannica, Maynas et 

 in Peruvia. 



2. I. UMBRATICA Poepp. et Endl. 1. c. - Bth. 1. c. 580. — Ramulis, inflorescentia 

 foliisque junioribus tomentoso-puberulis; peliolo interrupte alalo, foliolis bijugis 

 amplis ovali-oblongis ellipticisve coriaceis, glandulis magnis; umbellis brevis- 

 sime pedunculalis; lloribus lomentellis; calyce corolla plus duplo, pedicello plu- 

 ries breviore; tubo stamineo longe exserlo; legumine recto plano glabro. 6 — 

 Praecedenti affinis, sed characteribus dalis facile distinguenda. Foliola majora 8 

 poll. longa. — Crescit in sylvis provinciae 3Iaynensis. 



3. I. SCIADION Steudel, Flora (B. Z.) XXVI. II. 758. - Bth. 1. c. - Ramulis foliis- 

 que glabris; petiolo complete alalo, glandulis majusculis, foliolis bijugis ovalis 

 vel ovali-oblongis breviter acuminalis coriaceis nilidis; umbellis brevissime pe- 

 dunculatis; floribus tomenlellis : calyce corolla pedicelloque plus duplo breviore; 

 lubo stamineo breviter exserto. 6 — A praecedente differt imprimis foliolis triplo 

 minoribus, petioli alis ad foliola inferiora altingentibus et staminum lubo bre- 

 viore. — Crescit in Surinam. 



4. I. BREVIPES Blh. in Hook. Journ. of bot. II. 144. — (Wlprs. Repert. bot. syst. I. 

 931. no. 40.) — Bth. in Hook. Lond. journ. of bot. IV. 580. — Ramulis, foliis et in- 

 florescenlia molliter puberulis; petiolo alato, glandulis majusculis, foliolis bijugis 

 ovatis vel oblongis acuminatis, basi rotundalis cordatisve coriaceis, umbellis bre- 

 vissime pedunculalis ; floribus tomenlosis ; calyce corolla subduplo, pedicello 

 paullo breviore; tubo stamineo vix exserlo. 6 — A praecedentibus pube facile 

 distinguenda. Alae petioli latae. Foliola majora 5-pollicaria. — Crescit in Guiana 

 Brilannica. 



5. 1. LEPTOPUS Bth. 1. c. 580. — Glabra: peliolo nudo, glandulis parvis vel obscu- 

 ris; foliolis bijugis ovali-ellipticis vel ovato-oblongis coriaceis nitidis; umbellis 

 longiuscule pedunculatis; lloribus elongatis glabriusculis; calyce tubuloso corolla 

 triplo, pedicello pluries breviore; tubo slamineo exserto; legumine plano margi- 

 nato glabro. 6 — Foliola ma.jora 4-5-pollicaria. Stipulae lanceolato-falcalae vel 

 oblongae. Pedicelli capillares 9 lin. longi. Corollae 5 lin. longae. Leguminis 

 margines elevati. — Crescit in regionibus Amazonicis et in Peruvia. 



6. I. SERTULIFERA DC. Prodr. II. 436. - Bth. I. c. 581. - Ramulis, petiolis pe- 

 dunculisque ferrugineo-tomentellis; peliolo sub foliolis brevissime alato vel nudo, 

 glandulis parvis, foliolis subbijugis ovatis vel ovato-oblongis coriaceis nitidis 

 glabris; umbellis pedunculatis; floribus glabriusculis; calyce corolla pedicelloque 

 3-4-plo breviore; tubo stamineo subexserlo ; legumine crasso compresso leviter 

 marginalo glabro. 6 — Foliola ultiraa 4-5 poll. longa, l'/*-2 poll. lata. Stipulae 

 falcato-oblongae vel lineares. Pedunculi l'/>-2-pollicares. Bracteolae parvae. 

 Calyx lineam, corolla fere 4 lin. longa. Tota siccitate saepius nigrescit. — Mi- 

 mosa coriacea Pers. Enchir. II. 262. — Inga coriacea Desvx. Journ. bot. I. 71. 



ft. minor: Glabra: foliolis ultimis 3-4-pollicaribus vix coriaceis; pedunculis 

 brevioribus; calycibus minoribus. — An species propria? 

 Crescit in Surinam et in Guiana Britannica. 



