560 Ex herbario Hassleriano: Novitates paraguarienses. VIII. 
pectinato-ciliatae; petioli communes 1—2 cm longi, quadrangulares, 
dense appresse strigosi; pinnae 5—10 cm longae; foliola 20—50-juga, 
linearia acuta, Aix, 5/,, mm, basi paulo unilateraliter dilatata, crassiuscule 
prominenter marginata, margine appresse-setiformi ciliata, glabra, subtus 
costa valde prominente margini superiori approximata, percursa, nervis 
lateralibus 2-3 in foliis adultis tantum conspicuis; pedunculi vulgo 
axillares, rarius ad apices caulium breviter subracemosi, solitarii vel 
bini, 1—4 cm longi, hirsuto-strigosi, capitula subglobosa, ante anthesin 
haud villosa; bracteae lineari-lanceolatae 3 mm longae, costa mediana 
prominente  percursae, margine  pectinato-ciliatae, basi latiusculae ; 
calyx minutus, brevissime ciliatus; corola 3 mm longa, ad !/ quadri 
loba, prominenter 1-nervis, lobis minute puberulis, caeterum glabra; 
stamina 4, ad 10 mm longa; ovarium pilosum. 
Legumen lineari-oblongum rectum vel leviter falcatum, 30 mm longum 
4 mm latum, marginibus et valvis dense appresse setoso-strigosis, in 
articulos 6—8 secedens. 
Species nova, M. papposae Benth. affinis, differt habitu, petiolis lon- 
gioribus, foliolis prominenter uninerviis, inflorescentia axillari, bractearum 
forma, calyce haud pappiforme, corollae lobi tubo breviores, legumine 
strigoso, multiarticulato. 
Paraguay: In campis siccis Caaguazú, flor. mens. Mart.; Hassler 
no. 9351; id. in campis pr. Yhu, flor. et fruct. mens. Sept.; Hassler 
no. 9478. Id. Hassler no. 4177, 4290, 5736, Pl. Hassl., l. c. 
162. Mimosa rudis Benth. in Hook. Journ. Bot., IV, 317. 
Var. genuina Hassler. 
Foliola + acuta 3—7 juga usque ad 5 cm longa et 2 cm lata; 
petiolus communis 7—15 cm longus; pedünculi 5—20 mm longi. 
Paraguay: In campis siccis Punta Porá, flor. mens. Jan.; Hassler 
no. 10002, leg. Rojas. 
Forma latifoliolata Hassler, nov. form. 
Differt foliolis obtusiusculis, 6—7 jugis, omnibus 5—6 cm longis et 
2,5—3 cm latis. | 
Paraguay: In campis siccis Punta Por, flor. et fruct. immat. mens. 
Jan.; Hassler no. 10002, a leg. Rojas. 
Var. asperrima (Benth.) Hassler. 
M. asperrima Benth. in Hook, Journ. Bot, IV, 377. 
À var. genuina differt petiolo communi 12—35 mm tantum longo, 
foliolis vulgo numerosioribus (4) 7—10-jugis, maximis *5/,, mm pedun- 
culis vulgo (ex Benth.) 25 mm longis. Caetera omnino var. genuinae. 
Brasilia: Sello in Hort. reg. Berol. ex Benth., Le ` 
Forma intermedia Hassler. 
Foliolis 4—9-jugis !9/,—75/,; mm acutis; pedunculis 15 mm haud 
superantibus. 
Paraguay: In campis siccis Punta Porá cum praecedentibus. sub 
eodem nro. lecta, flor. mens. Jan.; Hassler no. 10C02, b leg. Rojas. 
(Schluss folgt.) :: 
