Die Gattung Acantholimon Boiss. 19 
Clavis specierum diagnostica. 
1. Bracteae intimae e dorso aristatae, calycis limbus albidus. 2. 
» » ex apice mucronatae vel omnino muticae. 3. 
2. Scapi folio subbreviores, folia elongata acerosa linearia, spiculae sub- 
binae approximatae, calj^cis limbus aristulatus Ä. distachyum. 
» » multo longiores, folia breviter lanceolata, spiculae 5—7 
Іаяе spicatae, calycis limbus muticus A. tataricum. 
3. Scapi vix folia excedentes vel subnulli. 4. 
» elongati folia longe superantes, spicae elongatae laxae. 6. 
4. Folia brevia late lanceolata, spiculae 3 vel plures 2 — 3-florae rarius 
superiores uniflorae. 5. 
» minutissima triquetra submutica, spicae "sessiles 1-rarisssime 
bispiculatae, spiculis 1 -rarissime 2-floris 4 — 5-bracteatae . . . . Ä. diapensioides. 
5. Calycis limbus albus subtruncatus muticus Ä. lycopodioides. 
» » atropurpureus nervis late excurrentibus obtuse quin- 
quelobus A. Ruprechti. 
6. Calycis limbus albus, scapi gracillimi remotissime 4 — 5-spiculati, 
bracteae interiores muticae A. scirpoides. 
» » purpurascens vel roseus. 7. 
7. Glauca, spicae multispiculatae simplices, scapi firmi validi, calyces 
— 10 lineas longi. 8. 
Virens, spicae basi ramo uno-alterove auctae, scapi tenues, bracteae 
interiores longe recte mucronatae, calyces зУз linea longi 
glaberrimi A. GriffitJiiamm. 
8. Spiculae in spicam oblongam confertae, calyces 10'" longi A. latifoUum. 
» laxissime spicatae remotae, calyces — 6'" longi. 9, 
9. Spicae rachis valde anfractuosa, bracteae intimae multo breviores 
intermedia rigide coriacea arcte convoluta recurvo-cuspidata 
calycem glaberrimum 5-aristatum includens A. restiaceum. 
» rachis recta, bracteae subaequales interiores subplicatae bre- 
vissime mucronatae calycis tubum pubescentem superantes 
limbo mutico exserto A. bromifolium. 
8. A. distachyum. Boiss. 1. c! n. 4. Catal. distr. Griff, n. 4163. 
A. dense erinaceo-caespitosum, brevirameum; foliis elongatis linearibus acerosis, scapis 
folio brevioribus glabris apice spiculas subbinas approximatas bi-trifloras gerenti- 
bus, bracteis exterioribus basi coriaceis late albo-marginatis, intermediis dorso 
puberulis, intimis hyalino scariosis spathulato-obovatis e dorso aristatis, calycis 
tubo inter costas hirtello, limbo albido nervis pallidis excurrentibus aristulato. 
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