216 CYPERACEAE juss. (Isolepis.) 



tusis ; caryopsi obovata, depresso-trigona, laevj. Nees. Eleogi- 

 ton tenuissimus Nees ab Esenh. in Linnaea 10. 163. Scirpus 

 natans Thunh. in herh. reg. Berol. — Cap. b. spei, in aquis. — 

 Culmi 1-2-pollicaves. Diflcrt ab Eleogitone parvula Link. (Eleo- 

 charide parvula Kth.) spica niajore, niultiflora. (Nees.) 



89. I. DUBIA, Foliis radicalibus vaginantibus, culmo lon- 

 gioribus, flaccidis, trinervibus, nervis lateralibus crassis, raris, 

 divaricatis; spicula pauciflora ; bracteis ovatis, inferiore acunii- 

 uata, spicula longiore; squaniis oblusis, mucronatis, ferrugineo- 

 irroratis. Nees. Eleogiton ? lougifolius Nees ah Esenh. in Lin~ 

 naea 9. 291. 10. 164. Rhynchospora oligosanlha Endl. herh. 

 ( /ide Nees.) Rhynchospora glomcrata Vahl. in Endl. herh. {Jide 

 Nees.) — Cap. b. spei. — Ob summam cum Eleogitone par- 

 vula (Eleocharide parvula Klh.) similitudinem huc refero; spicu- 

 lae nonnisi levissima ostendunt gcuitalium (staminum 3 ) vesti- 

 gia. (Nees.) An Acrolepidis species? (Nees.) 



90. I. BICOLOR Carmich. in lAnn. Trans. 12. 503. Culmis 

 angulato-filiformibus ; foliis canaliculatis, angustissimis; capitulo 

 terminali; spiculis (5-7) ovatis, teretibus; squamis margine co- 

 loratis; involucro subdiphyllo; foliolo altero erecto, capitulum 

 superante ; altero deflexo, spiculam vix aequante. Carm. Scir- 

 pus bicolor Spreng. Syst. cur. post, 28. — Insula Tristan da 

 Cunha. 



91. I. ACUGNANA Schtdt. Mant. 3. 532. Culmis angulato- 

 filiformibus, indivisis, basi foliatis; foliis canaliculatis, angustis- 

 simis; capitulo tcrminali, globoso ; spiculis (12-20) ovatis ; squa- 

 mis margine concoloribus 5 involucro diphyllo: breviore deflexo. 

 Carmich. I. squarrosa Carmich. in Linn. Truns. 12. 503. Scir- 

 pus squarrosus Sjyreng. Syst, cur. post. 28. — Insula Tristaii 

 da Cunha. 



92. I. SULCATA Carmlch, in Linn. Trans. 12. 503. Capi- 

 tulo laterali, globoso, polystachyo; spiculis ovatis; squamis latc 

 ovatis, nervosis, margine scariosis, apicc calloso. Cai-m. Scirpus 

 sulcatus Auh, du Petit-Thonars, Flore de Tristan d'Acngna. t, 7. 

 fig. dextra. Scirpus Thouarsii Spreng. Sysl. cur. post. 27. I. 

 Cax'michaelii Dietr, Spec. 2. 107. — Insula Tristan da Cunha, 

 — Cuhnus 1-2-pedalis, nudus, compressus, sulco exaratus. Sta- 

 mina 3. Stigmata 3. (Carmich.) 



93. I. TflOUARSII Diefr. Spec. 2. 109. Culmis angulatis, 

 ramosissimis ; foliis fasciculatis; capitulis passim proliferis ; spi- 

 culis oblongis, teretiusculis; involucro diphyllo. Carm, Scirpus 

 proliterus Aub. du Petit-Thonars, Elore de Tristan d'Acngna t. 

 7. Jig. sinisira, I. prolifcra Carmich, in Linn, Trans. 12. 503. 

 vScirpus Thouarsianus Schult, Mant. 2. 8-i. — Insula Tristan d«i 

 Cunlia. 



b) Spccies indicae. 



94. I. CORYMBOSA Roem, ei SchnU, Syst, 2. 110. Nees ah 



