UroBpatha. 35 



85. t. 296. — Urospatha affinis Schott, Aroid. I. (1853) 3. t. 8, Prodr. (l860) 408. — 

 Foliorum petiolus viridis, laevis, geniculo longiusculo instructus, quam lamina plus duplo 

 longior, lamina hastata, circ. 5 dm longa et inferne 6 dm lata, lobo antico oblongo- 

 lanceolato triangulari, acuminato, 3,7 dm longo, fere 2 dm lato, lobis posticis antico 

 subaequilongis vel paullo longioribus, oblongo-lanceolatis, vel acuminatis, inaequilateralibus, 

 3 dm longis, 1,4 dm latis, sinu oblongo distantibus, costis posticis in sinu longiuscule 

 (2 cm) denudatis, nervis lateralibus I. lobi antici angulo acuto (30 — 45") adscendentibus, 

 superioribus in apicem exeuntibus, infimo juxta marginem fere totius lobi procurrente, 

 nervis I. superioribus loborum posticorum adscendentibus, juxta marginem conjunctis. 

 Pedunculus cum spatha folia superans. Spatha longissima (4,5 dm) e basi lanceolata 

 longe acuminata, superne convoluta. Spadix cylindricus obtusus, 4 cm longus, \ cm 

 crassus. 



Hylaea: Para, bei der Stadt Para (Martins — Herb. München); bei Ega (Poeppig 

 n. 2 850 — Kais. Herb. Wien). 



11. U. Hostmannii Schott in Bonplandia V. (1857) 128, Prodr. (1860) 412; 

 Engl, in DC. Mon. Phan. 11. (1879) 276, et in Engl. Arac. exsicc. et illustr. n. 110. — 

 Foliorum petiolus tenuis, sparse verruculosus, laminae circ. 4,5 dm longae lobus anticus 

 anguste triangulari-lanceolatus, 2,4 dm longus, basi 6 cm latus, postici illi subaequi- 

 longi 3 cm lati, nervis lateralibus I. lobi antici angulo acutissimo (15 — 20") adscen- 

 dentibus, infimis interlobariis costae posticae breviter adnatis, bicruribus, superioribus 

 2 in lobi parte apicali exeuntibus; costis posticis in sinu longe (1,5 cm) denudatis. 

 Pedunculus 8 — 9 dm longus, 2,5—4 mm crassus. Spatha 3 dm longa, inferne circ. 



2 cm ampla. Spadix stipite 1 cm longo, maxima parte spathae adnato suffultus, circ. 



3 cm longus, 7,5 mm crassus, a medio fertilis. Pistilla obovoidea, loculis 4-ovulatis. 

 Baccae breviter obovoideae, 3 mm longae, 1 — 2-spermae. Semina oblique reniformia. 



Hylaea: Surinam (Hostmann n. 34 — Herb. Kew). 



12. TJ. Langsdorffiana Schott in Oest. Bot. Wochenbl. (1857) 253, Prodr. (1860) 

 409; Engl, in Martins, Fl. Bras. III. 2. (1878) 120, in DC. Mon. Phan. H. (1879) 

 2 77. — FoHorum petiolus longissimus verrucoso-muriculatus, geniculo longiusculo in- 

 structus, lamina sagittata, latiloba, circ. 5 dm longa, lobo antico elongato triangulari, 

 latitudine sua fere triplo longiore circ. 3 dm aequans, lobis posticis dimidio brevioribus 

 oblongo-lanceolatis, valde inaequilateralibus, sinu profundo distantibus, costis posticis in 

 sinu longe (fere 2 cm) denudatis, nervis lateralibus I. lobi antici infimis interlobariis 

 dichotomis, proximis in margine medio, superioribus in parte apicali lobi antici ex- 

 euntibus, nervis lateralibus I. loborum posticorum numerosis in margine superiore ex- 

 euntibus. Pedunculus verrucoso-muriculatus. Spatha elongato-lanceolata. Spadix bre- 

 viter (3 mm) stipitatus, a medio fertilis 3 cm longus, 5 mm crassus. 



Hylaea: Prov. Para, bei Santarem (Riedel — Herb, der Kais. Akademie in 

 St. Petersburg). 



Species a cl. Schott descriptae, at omnino imperfecte cognitae atque 



valde dubia e. 



U. Friedrichsthalii Schott, Aroid. I. (1853) t. 7, Prodr. (1860) 407; Engl, 

 in DC. Mon. Phan. 11. (1879) 281. — Folii petiolus glaber, lamina sagittata vel 

 sagittato-ovata, sub-1 5-nervis, lobo antico lato, obtusissimo, brevissime cuspidulato 

 7-nervi, lobis posticis longioribus oblongis, longe acuminatis, costis posticis haud denu- 

 datis, nervo interlobari iterato-bicruri vel ramoso, ramis sursum deorsumque directis. 



Subäquatoriale andine Provinz: S. Juan de Nicaragua (Friedrichsthal — 

 Kais. Herb. Wien). 



Nota. Folium tantum cognitum, itaque dubium an planta hujus generis. Propter nerva- 

 lionem (vide iconem citatam) mihi etiam dubium est, an ad familiam pertineat. 



U. grandis Schott in Bonpl. (1857) 128, Prodr. (1860) 407. — Spatha magna 

 4 — 4,5 dm longa, a basi ad apicem fere aperta, haud apice torta, inferne usque 



