14 Beiblatt zu den Botanischen Jahrbüchern. Nr. 68. 
6. €. leptophyes. 
C. laetus herb. Philippi n. 11, non Presl. 
Culmus unicus visus (folia radices desunt), metralis, tenuissimus, apice 
triqueter levis. Inflorescentia 2 cm in diam.; spiculae 14 spicatae umbel- 
latae in caput apertum approximatae; bracteae 3 patulae, ima 6 cm longa, 
2 mm lata, Spiculae 15 mm longae, 3 mm latae, c. 15-nucigerae; rhacheola 
persistens subexalata. Glumae admodum distantes, in fructu parum imbri- 
catae, deciduae, ovatae, obtusae, ferrugineae; in dorso viridiores 5-striatae. 
Stylus 3-fidus. Nux cum ?/; parte glumae aequilonga, ellipsoidea, acutius 
trigona, levis, castaneo-brunea. 
Chile: — R. Ier (Prov. Nuble), (Pnirierr. n. 44). 
Species ob omnium partium (culmi inflorescenliae spieularum) teneritalem singu- 
laris; juxta. C. distantem Linn. f. forsan ordinanda. 
7. €. esculentus Linn. Sp. Pl. ed. 4 p. 45, ed. 2 p. 67; Host. Gram. 
Austr. v. 3 p. 50 t. 75; Kunth Enum. v. 2 p. 61; Boeck.! in Linnaea v. 36 
(1869—70) p. 287; €. B. Clarke in Journ. Linn. Soc. v. 20 (1883) p. 293, 
v. 91 (1884) p. 178, et in Hook, f. Fl. Brit. Ind. v. 6 p. 646; Britton! in 
Bull. Torrey Club v. 13 (1886) p. 210. 
C. rotundus Benth.! Pl. Hartweg. p. 28; Liebm. Mexic. Halvgr. p. 21; 
non Linn. 
— Morison Hist. v. 3 p. 237 sect. 8 t. 44 fig. 10. 
Glabra. Culmus basi erectus, parum incrassatus, 2—8 dm longus; 
stolones tenues lateraliter pullulantes, apice saepe bulbigeri, evanidi (neque 
in rhizomata lignea indurati. Folia longa, saepe 5—8 mm lata. Bracteae 
umbellam longe superantes, foliiformes. | Umbella composita; spiculae 
numerosae, laxiuscule spicatae, luteae, ferrugineae aut aureae. Glumae per 
totam fere latitudinem striatae. — Rhachilla persistens, anguste alata. 
Stylus 3-fidus. — Ceteroquin fere ut C. rotundus Linn. 
Chile: Santo (Pririepi n. 88). 
Distrib. Per regiones calidiores Orbis Terrarum vulgata. 
Cyperi species a me non visae. 
8. C. articulatus (Pres! Rel. Haenk. v. I [1828] p. 165). 
Aphyllus. Culmus basi tantum vaginatus, strictus, teres, septis trans- 
versis distinctus. Umbella decomposita; radii pedicellati. Spieulae alterna®, 
lineares, pedicellatae. Involuerum brevissimum. Glumae ovato-lanceolatae; 
obtusae nervosae. Nux oblonga trigona minutissime punctulata. 
Ins. Chiloe: (fide Prest). 
An = C. articulatus Linn.? Desvaux (cf. C. Gay Chile v. 6 p. 168) exemplum 
Chilense viderat nullum. 
9. C. lacustris Philippi in Linnaea v. 33 (1864—35) p. 270; Cesati In 
Atti Soc. Se. Np. v. 4 (4874) p. 17; F. Phil. Cat. Pl. Chil. p. 306. l 
Culmus 5-pollicaris, triqueter, glaber. Folia 3 poll. longa, ps dm 
