Subgen. IV. Mariscus. 447 



lineolatae. Stamina 3, antherae lineares, connectivum breviter productum rubrum. Stylus 

 longus tenuis, Stigmata 3 longa. Nux ^4 squamae aequans oblongo-elliptica triangularis. 



Trop. Südamerika: Venezuela: Caracas, Capo blanco, gemein in der Nähe 

 des Meeres und hoch in die Berge hinaufsteigend (Gollmer! in Herb, berol.). 



413. C. planifolius L. C. Rieh, in Act. Soc. Hist. Nat. Paris I. (1792) 106; Usteri, 

 Ann. Bot. X. (1794) 83; Vahl, Enum. pl. II. (1806) 354; Presl in Oken, Isis XXI. (1828) 

 271; Kunth, 1. c. 81; Boeck. in Linnaea XXXVI. (1870) 349; Kükenth. in Fedde, Repert. 

 XXIII. (1926) 188. — C. purpurascens Vahl, Enum. pl. II. (1806) 359 (vidi sp. auth.!); 

 Kunth, 1. c. 92; Steud. 1. c. 48; Boeck. 1. c. 348. — C. hrunneus Griseb. Fl. Brit. West- 

 Ind. Isl. (1864) 565 p. p. — Mariscus purpurascens C. B. Clarke in Kew Bull. (1893) 283 

 et in ürb. Symb. antill. II. 1. (1900) 51. — Mariscus planifolius Urban, 1. c. 165. — 

 Rhizoma breve lignosum. Culmus 60 — 90 cm altus validus triangularis laevis rarius 

 scabriusculus sulcatus inferne foliatus basi incrassatus. Folia culmum superantia 

 8 — 10 mm lata plana coriacea glauca carina marginibusque scabra longe angustato- 

 acuminata, vaginae anlice tenuiter membranaceae cinnamomeae punctis purpureis con- 

 spersae, imae fuscae durae integrae. Bracteae 5 — 8 patentes anthelam longe superantes. 

 Anthela composita vel decomposita ampla laxa 10 — 12-radiata, radii graciles ad 9 cm 

 longi patentes apice subcorymboso-ramosi, e prophyllis tubulosis longis fusco-tinctis 

 ore antice Iruncatis postice productis interdum bicuspidatis exsurgentes, radioli diver- 

 gentes ad 2 cm longi setacei bracteola brevi setacea muniti. Spicae late ovatae 

 1^/2 — 2 cm diani. multi- et sublaxi-spiculosae. Spiculae fere distichae divaricatae 

 lineares acutae 6 — 1(» mm longae iy^ ^^ latae subcompressae 8 — 12-florae. Rhachilla 

 late alata. Squamae laxe imbricatae adpressae membranaceae ovato-lanceolatae sub- 

 acutae viridi-carinatae lateribus fusco-purpureae tenuiter 7-nerviae. Stamina 3, antherae 

 lineares, connectivum breviter productum rubrum. Stylus longus, Stigmata 3 longa. Nux 

 Yj, squamae aequans obovato-oblonga trigona nigricans dense punclulata vix apiculata. 

 — Fig. 49Z>— «, j). 434. 



Westindien: Feuchte, .sandige Stellen, Ufer, felsige Hänge: Porto Rico, Punta 

 de la Tuna (Sintenis n. 5080!). Kleine Antillen: St. Thomas (Eggers!); St. Croix 

 (West! in Herb. N'ahl).; St. Barthelemy (Forsström ! in Herb. Swartz) ; Antigua; 

 Guadeloupe; Dominica; Martinique (Sieber n. 260!); St. Vincent; Grenada; Tobago 

 (Broadway n. 4903!); Trinidad (Sieber n. 7!). 



var. ß. Pickelü I^ Groß in sched. — Spiculae nonnisi 1 mm latae densius congestae. 

 Nux eilip-soidca. 



Nordostbrasilion : Pcrnaml)uc6, Russinha, nahe einem Tümpel in der Catinga 

 (B. Pi(>kel n. 3591 ! 3779!); Paraliyba, Campina Grande, an feuchter Stelle (B. Pickel 

 n. 3995!). 



var. -/. navassanus Kükenth. et Ekman in Arkiv för Bot. XXII. A. Nr. 17. (1929) 

 6. — Spiculae -14 — 16 mm longae 2 mm latae multiflorae. Squamae membranaceae demum 

 patulae lanceolato-ovatae subacutae tenuiter 7-nerviae. Nux ellipsoidea. 



Westindien: Insel La Navasse, Savannen, an steinigen Abhängen (Ekman 

 n. II. 10 807!). 



var. ö. Ottonis (Boeck.) Kükenth. in Fedde, Repert. XXIII. (1926) 188 et XXXII. 

 (1933) 74. — C. Ottonis Boeck. in Linnaea XXXVI. (1870) 350; Small, Fl. Southeast. 

 Unit. St. ed. 2. (1903) 174. — C. brizaeua Vahl, Enum. pl. II. (1806) 316; Kunth, 1. c. 

 81; an L. C. Rieh. 1. c. 106? — C. evaginatus Boeck. 1. c. 351. — C. glaucus Boeck. 1. c. 

 338 p. p.; non Steud. — C. brunneus Chapm. Fl. South. Unit. St. ed. 3. (1897) 534; non 

 Swartz. — Mariscus brizaeus C. B. Clarke apud Urban, 1. c. 52 p. p. — Culmus robustus. 

 Anthela composita laxa, radii 2 — 7 cm longi. Spiculae dense dispositae 12 mm longae 

 2 mm latae. Squamae rigidae remotiusculae demum subpatulae mucronulatae 7 — 11- 

 costatae dorso late olivaceae lateribus purpureae. 



Westindische Provinz des tropischen Amerikas: Süd-Florida: 

 felsige Ufer von Merritts-Island, Indian River (Curtiss n. 3025!); Keys Sarasota (A. 



