^3 CLASSIS XH. TRXANDRXA. 



pilofos, at pluies con^eftos in calyce biglumi, cuin 

 nofiri g^neris Ipccies lemper calyceunifloro gaudeant. 

 QiianJo autem fiorum numerus in calyce, fpecificum 

 characterem nullum praebcre debet , led folummodo, 

 pappus Corollam bafi cingens, tunc hocce genus cum 

 Arnndine et fpeciebus nonnullis/fvf»a^in vnumger 

 . nus erit cogendum, 



f A r ifl at a e, 



Flor. Germ. p. 33. n. i. Calamagroftis Arundo. 



C. panicula incraflTata, petalo exttrioic dorfo ariftato , cuim^ 

 ramofo. 



AgroJIis CalamagroJliSf panicula incraflata, petalo exterio* 

 re toto lanato, apice ariftato, eulmo ramofo. Linn. Syft. Vegetv 

 p, 110. Syft, Plant. T. I. p, 171. Leers Herborn. addend. 

 pag. 2H5. 



Arundo Halleri panicula incraftata, calycibus unifloris, pe- 

 talo exteiiore bitido, apice ariftato, arifta breuiflima. Willdcnow 

 prodr. Beroi, n. 187« 



Radix-^an^t fibvofa, arcte implexa Culmi plerumque qua* 

 dripedalesjbfifi tantum (in noftris regionibus vix unquam) ramofi, 

 l>i:iodes: nodo Inferiore fupra baiin, ubi culmus non raro incur- 

 v\xs\ fiperiore in medio culmi. Folia lineata, duriufcula, lae- 

 te viridl , longa, retrorfum, praecipuc fubtus fcaberrima: radi' 

 calia cefpitofa, dcnfa, ficcata conuoluta; culmea inferiora ftri- 

 cta, patentifiima/ Vaginae ftriatae icabriufculae. Ligula ob^ 

 longa, acuminata crenata feu tina. Pantcula femipedalis e viridi 

 glaacefcens, florefcentiae tempore patens , ramofiftima, ante et 

 poft florefcentiain contracta Fedicelli fcabri. Spioulae confer- 

 tae, fubfecundae, ovatae» Gluma aequaUs, fubulata, infra me- 

 dium viridis, fupra niedium rufefcens, dorfo hifpidula, margine 

 olba. CQrolIa alba, bafi pilofi: valvida exterior acuminata, 

 apice fifta, calyce duplo minoi', nitida, glabra, dorfo infra mo- 

 dium arifiam c\ferens, rectani, craflitie aequalem, fcabram, pau- 

 \o longiorem, attamen calycc breviorem ; interior dupio minor, 

 upice bifida, dorfo pilofiftima. Nectaria duo, lanceolata, bafi 

 callofa, Germcn exiguum , viride, fubrotundum ambiens. Se* 

 mm acuminatum, pilis bafi clnctum, ai-ifta.recta paulo longiore. 



