376 C. H. Ostenfeld. 



5. Eriophoruni Scheuckzeri Hoppe. 



11/vii: Low (8 — 11 cm) specimens with unripe fruits (the bristles 

 more than half way grown). 



Fam. Gramineæ. 



6. Alopecurus alpinus Sm. 



18/v: Year-old culm only. 3/vin: Medium sized (15 cm) speci- 

 mens in full flower. 



7. Hierochloe alpina (Liljebl.) R. & S. 



3/viii: Large and strong specimens with ripe fruits. 



8. Pleuropogon Sabinei R. Br. 



11/vii: 10 — 12 cm high specimens in full flowering. 



9. Poa abbreviata R. Br. 



18/v, 3/vi: In winter stage, with year-old culms. 

 3/ vin : Flowering over, the fruits have dropped, year-old culms 

 present. 



10. Poa glauca M. Vahl. 



18/vi, 20/vi: Year-old culms and just beginning growth of the 

 roset leaves. 3/viii: Panicle well developed, year-old culms present. 



11. Trisetum spicatum (L.) Richter. 

 20/vi: Year-old panicles only. 



Fam. Juncaceæ. 



12. Luzula arcuata (Whbg.) Sw., subsp. confusa Lindeb. 



18/vi: Year-old culms with clusters. 20/vi: New clusters begin 

 to develop. 



13. L. nivalis (Læst.) Beurlin. (L. arctica Blytt). 

 3/viii: The seeds in the capsules nearly ripe. 



III. Choripetalæ. 



Fam. Caryophyllaceae. 



14. Cerastium alpinum L. 



17/v: A condensed form with year-old fruiting stalks; winter 

 stage. 18/vi: Long shoots with new buds in the axils of the year-old, 

 withered leaves; old fruiting stalks. 20/vi: A condensed specimen 

 with nearly fullgrown flowering buds. 11/vii: Condensed specimen 

 in full flower and with year-old fruiting stalks. 3/viii: Strong and 

 rich-flowered specimen in full flower and with year-old fruiting stalks. 

 — All these specimens are hairy. There was also found a single small 

 specimen of the small-leaved, glabrous, condensed f. pulvinata Simmons 

 (18/vi, no trace of flowering organs). 



