656 CLXXII. CYPERAOE^. (C. B. Clarke.) [Scirpus. 



Br. Prod. 221 ; Nees in Wight Contrib. 107 ; Miq. Fl. Ind. Bat. iii. 309. 

 Schoanus junceus, Willd. Phyt. i. 2, t. 1, fig. 4. Scirpus, Wall. Gat. 

 3461. 



Throughout INDIA and CEYLON (except Assam), alt. 0-3000 ft. DISTRIB. Old 

 World generally, and in America. 



Roots fibrous. Stems 2-12 in. Leaves short, usually less than an inch. Head 

 of 7-1 spikelets, quasi-lateral; lowest bract as though a continuation of the stem, 

 1-4 in., terete, channelled (not triquetrous). Spikelets | ^ in., many-fld., sub- 

 pentagonous. Nut as long as half glume, acutely triquetrous, or slightly 

 compressed. 



Var. uninodis ; heads umbellate, on 3-1 rays rarely so much as 1 in. S. 

 mucronatus, Roxb. FL Ind. i. 216 (not of Linn.). Isolepis uninodis, Delile FL 

 Egypt. 8, t. 6, fig. 1. I. ambigua, Zoll. Syst. Verz. Ind. ArcUp. ii. 62 (not of 

 Steud.). I. oryectorum, Steud. Syn. Gyp. 96. SIND ; Pinwill. BENGAL ; Wallich, 

 J. D. H. COROMANDEL ; Roxburgh; Wight.' CEYLON; LeschenauU, Macrae. 

 DISTRIB. Trop. Africa, Java, Austral. 



8. S. erectus, Poir. Encyc. vi. 761 ; stems medium or elongate terete, 

 spikelets in a single lateral head, glumes ovate concave incurved, bristles 

 6-5 rarely 0, style 2-3- fid, nut broadly obovoid plane-convex obtuse slightly 

 transversely wavy black. S debilis, Pursh Fl. Am. Sept. i. 55 ; Benth. Fl. 

 Austral, vii. 232. S. juncoides, Roxb. Fl. Ind. i. 216 ; Miq.Fl. Ind. Sat. iii. 

 303. S. luzonensis, Presl. Bel. Hsenk. i. 193 ; Nees in Wiyht Contrib. 112. S. 

 Wallichii, Nees in Wight Contrib. H2. S. junciformis, Nees I. c. 112 (not of 

 Retz). S. timorensis, Kuntli Enum. ii. 162. S. supinus, var. /3 and y BoecJc. in 

 Linnsea, xxxvi. 600. S. lateralis, Herb. Heyne and S. teraatus, Serb. Ham. ; 

 Wall. Cat. 3462, 3468, 3469, 4471. Eleocharis juncoides, Scliultes in Roem. 

 # Sch. Syst. Mant. ii. 90. 



Throughout INDIA with CEYLON ; alt. 0-3000 ft. DISTRIB. Temp. Asia and N. 

 Am., Austral. 



This species united with 8.. supinus by Boeckeler has been again separated by 

 Benthani I.e. on the characters of the bristles, style branches and nut. The two 

 nppear amply distinct; S. supinus has carinate glumes and angular spikelets, S. 

 erectus has concave glumes and terete spikelets. 



9. S. articulatuSj Linn. Sp. PI. i. 70 ; stems medium terete spongy 

 leafless, spikelets in a single lateral dense head, glumes ovate acute, 

 bristles 0, style 3-fid, nut obovoid triquetrous faintly transverse wavy 

 brown summit subpyramidal. Rottb. Descr. et Ic. 53 ; Roxb. Fl. Ind. i. 

 214 ; BoecJc. in Linnsea, xxxvi. 702. S. fistulosus, Forsk. Fl. ^Egypt-Arab. 

 14. S. prselongatus, Poir. Encyc. vi. 764 and Suppl. v. 91. S. incurvatus 

 and S. subarticulatus, Roxb. Fl. I. c. 214, 215. Isolepis articulata, Nees 

 in Wight Contrib. 108 ; Thw. Enum. 350 ; Dalz. & Gibs. Bomb. Fl. 286. 

 I. prolongata and I. incurvata, Nees in Wight Contrib. 108. Eleocharis 

 incurvata, Schultes in Roem. & Scli. Syst. Mant. ii. 92. Holoschoenus hi- 

 curvatus andH. subarticulatus, Dietr. Sp. PI. ii. 165, 166. Scirpus, Wall. 

 Cat. 3456, 3457, 3458, 3459. Rheede Hort. Mai, xii. t. 71. 



Throughout INDIA, alt. 0-3000 ft., from the HIMALAYA to CEYLON and MOUL- 

 MEIN. DISTRIB. Africa, Philippines, Australia. 



Hoot fibrous. Stems 4-30 in., densely tufted, soft, often (when dry) transversely 

 septate ; sheaths at top membranous, soon torn. Lowest bract similar to the stem, 

 appearing a continuation of it, and often longer than it. Spikelets i-% in. long, 

 rusty or purple, usually many, but heads of few spikelets occur. Q-lumes slightly 

 keeled, not notched at tip, margins neither fimbriate nor hairy. Stamens usually 3. 



