OVER 
[A 
A LA FLORE DU PARAGUAY. 39 
incrassatus, stigmale globoso; ovarium lanatum; legumen 12-13 mill. longum, 
7-8 mill. latum, dense tomentosum, utrinque truncatum; semina compressa, hilo 
oblongo, caruncula parva. 
Cerro-Peron, prope Paraguari in pratis, n. 1544. 
Ru. PHASEOLOIDES, DC. Prodr., I, p. 385; Benth. FI. bras. L e., p. 203, tab. 54, 
fig. 1 (Copisma). 
# Assomption, in sepibus, Sept., n. 1845. 
Var. erecta, stipellis setaceis, caducis, floribus 8-10 mill. longis, erectis, pedicellatis, 
pedicellis 3-5 mill. longis. 
3 Ibitimi, in fruticetis, n. 1852. 
Ar. geogr. America centralis, Guyana, Columbia, Brasilia. 
Ru. TExANA, Torr. et Gray FI. bor. Amer., I, p. 687: Griseb. PI. Lorentz., p. 74 
(Copisma). 
Caaguazu, in campis; Mart., n. 1854. 
Obs. Hæc species à Rh. Senna Gill. vix satis differt; à el. Bentham (FI. bras., 
p. 205) nt similis habetur. 
Ar. geogr. Texas in Am. boreali; Amer. australis. 
RH. DIVERSIFOLIA, n. sp. (Copisma) erecta vel ascendens, tenuiter velutino-tomen- 
tella, stipulis lanceolatis, persistentibus, foliolis ovatis, pedicellis ad axillas quaternis 
quinisve, vel ad apicem ramorum laxe racemosis, calycis laciniis tubum subæquantibus, 
infimo longiore, vexillo puberulo, breviore. 
Khizoma crassum, durum, lignosum; caules plures erecti vel ascendentes, tenues, 
lignosi, tomento brevi, velutino vestiti, 30-40 cent. longi; stipule 4-5 mill. longæ, 
lanceolatæ, acutæ, striatæ, glabrescentes, persistentes, sæpius patentes vel reflexæ; 
folia conferta, trifoliolata; petioli breves, 5-10 mill. longi; stipellæ inconspicuæ; 
foliola valde inæqualia, terminalia 7-9 mill. distantia, ovata, late ovata vel rhombea, 
apicem versus sensim angustata, acuta, mucronulata, basi rotundata, superne glabres- 
centia vel vix puberula, subtus præcipue ad venas pubescentia, copiose glandulosa, 
basi trinervia vel obscure quinquenervia, obovata, reticulato-venosa, 3,5-4 cent. longa, 
2-3 cent. lata; lateralia valde inæquilatera 1,5-2,5 cent. longa, 1-4,5 cent. lata ; 
fores ad axillas foliorum 4-5, fasciculati, peduneulo communi nullo; in parte supe- 
riore ramorum, foliis multo minoribus, in racemum laxum, foliosum dispositi; bracteæ 
anguste lanceolatæ, calycem superantes. cito deciduæ ; pedicelli ereti, graciles, pubes- 
TOME XXVIHI. 5 
