10 ARKIV FOR BOTANIK. BAND 4. N:O 3. 
rotundata, rarius leviter cordata, apice acuminata v. acuta, 
et supra et subtus pilis longis, mollibus, sat crebris pubescenti- 
tomentosa, supra lete viridia, subtus paullulo pallidiora, mar- 
ginibus + revolutis. Inflorescentiz altern®, sat multiflore, 
subcapitate; pedunculus patulus, 1,5—2,5 cm., rarius usque 
3,5 em. longus; pedicelli brevissimi, 1—3 mm. longi, zeque ac 
peduneulus pubescenti-tomentosi. Calycis lobi anguste lan- 
ceolato-triangulares, 1,25—1,5 mm. lati, 4 mm. longi, acuti, 
subtus (dorso) pilis longis. patentissimis tomentosi, supra pu- 
beruli; glandule calycine magne, oblonge v. subfiliformes, 
fasciculatze, vulgo 5:n&. Corolle tubus campanulatus, lobis 
calycis multo, sepe fere duplo brevior, extus pubescens, in- 
trorsum prsecipue sub fauce barbatus; lobi patentes, paullulum 
spiraliter torti, e basi 2,5—3 mm. lata primum sensim angus- 
tati, dein sublineares, 5—6 mm. longi, apice oblique obtusius- 
culi, subtus (dorso) pubescentes, supra glabri. Coronze squam:e 
imo tubo corollae insert&, inter sese libere, crassiuscule, lan- 
ceolato-sublineares, 1,5-—2 mm. late, circiter 4 mm. long, 
introrsum inferne sulco profundo longitudinali munitz, usque 
ad medium bifide, lobis subteretibus, acutiusculis, parallelis 
v. apicem versus divergentibus. Stamina circiter 2 mm. longa, 
filamentis subnullis; membrane apicales antherarum late ovato- 
ovales, circiter 1,2 mm. longs, 0,9 mm. lata, apice obtusi- 
uscule. Retinaculum crassum, ab externa parte visum lineari- 
oblongum, 0,55—0,6 mm. longum, 0,0» mm. latum, apice ro- 
tundatum, basi emarginatum. Caudicule leviter descendentes, 
circiter 0,25 mm. longs, dente muniti superne longe libero, 
apice recurvato et obtusissimo v. rotundato. Pollinia curvula, 
oblongo-fusiformia, 0,6—0,65 mm. longa, circiter 0,17 mm. 
crassa, inferne rotundata, apice obtusa. Styli rostrum (albo- 
viridulum v. luteo-viridulum) circiter 3 mm. longum (squamas 
corone vix v. paullulum tantum superans), subcylindraceum 
v. e basi crassiuscula sensim paullulum attenuatum, apice 
bifidum, lobis semiteretibus v. superne subteretibus, leviter 
divergentibus v. forcipitatis. 
0. subeapitatum MArMmE (1901). 
Asclepiad. paraguay., p. 20. 
Tab. nostr. fig. 7. 
Lago, in campo (19!!/1203. N:o 2564). 
