38 PATAGONIAN EXPEDITIONS I BOTANY. 



the margin, by indistinctly 3-nerved floral glumes and very short palea 

 five times shorter than its glume. D. 



Add Macl., p. 186: 



AGROSTIS CANINA L. subsp. GRANDIFLORA Hack, in Skottsb. 



Flor. Feuerl., p. 5. 

 Differt a typo spiculis majoribus, 3 mm. longis. 



\ 



(a) Forma INDUSA Hack. 

 Arista brevi, inter glumas inclusa. 



S. Fuegia, Navarin I. 



(b] Forma MUTICA Hack. 

 Arista nulla. 



S. Patagonia, north of Lago San Martin by Rio Fosiles in the moun- 

 tains in watery meadows, at the height of about 800 m. S. Fuegia, near 

 Ushuaia, Navarin I. The subspecies is known also from Scotland. 



Agrostis canina L. var. falklandica (Hook, fil.) Hack. Macl., p. 186 

 (A. canina falklandica Hook, fil.), occurs in Fuegia and S. Patagonia. 



A. CANINA L. var. MUTICA Gaudin., Flor. Helvet, p. 172. 



Differs from the type by the absence of an awn. 



S. Patagonia, Lago Argentine, on open places in the beech-forests. 



Agrostis canina var. tenuifolia (Bieb.) Boris Macl., 186, 192, must be 

 deleted, as it is identical with A. canina var. falklandica (Hook, fil.) 

 Hack, as Skottsberg writes it. "I suppose this form of writing must be 

 accepted, because Macloskie states Hook. fil. to be the author of the variety, 

 while he is the author of the species A. falklandica." D. 



Add Macl., p. 186: 



A. CHONOTICA Phil. 



Caespitosa, culmis 24-32 cm. altis, usque ad paniculam contractam 

 spiciformam vaginatis, vaginis foliisque glaberrimis; folia explanata, 

 inferiora 16-19 cm - l n g a > suprema c. 4 cm. longa et2 mm. lata; panicula 

 5-7 cm. longa ; glumae subaequales, 5 mm. longae, cuspidatae, fere aris- 

 tatas, dorso glaberrimae ; flores vix 2 mm. longi, glaberrimi ; palea inferior 

 apice truncata, denticulata, inermis, superior minima. 



W. Patagonia, Chonos Archipelago. 



