796 PATAGONIAN EXPEDITIONS I BOTANY. 



1 8. ERIGERON POEPPIGII DC. 



Stems strict, erect, often simple, i-headed. Plants hispidulous. Leaves 

 linear, narrow, obtuse. Heads hemispherical, with long, whitish-pink 

 ligules. Achenes glabrous, compressed, not as long as the pink-rufous 

 pappus. 



S. Patagon., near Lago Viedma. 



19. E. REMYANUS (Remy) Speg. (E. myosotis Remy non Pers.) 

 Radical leaves obovate to spatulate, broad, rounded at apex, sub- 



mucronulate or subretuse, slightly hoary. Head often solitary, acrogenous 



(7 mm. long by 9 mm. diam.), with lilac, scarcely exserted ligules. 



Achenes narrow, 3 mm. long, puberulous. Papp^ts rufescent. 



S. Patagon., by Rio Sta. Cruz; Rio Coy (J. B. Hatcher, Dec. 17, 



1896). 



20. E. SEMIAMPLEXICAULIS Mey. (including E. scorzonerifolius (Remy) 



Speg.). 



Glabrous. Stem herbaceous, strict, sparsely branching. Leaves long- 

 linear, acuminate, scarcely amplexicaul. Corymbs lax ; heads terminal on 

 the branches. Invohtcral scales green, scarious, apically purplish, shorter 

 than the disk. Achenes lanceolate, compressed, puberulous. 



N. Patagon., Rio Negro; S. Patagon., by Rio Sta. Cruz, Gallegos; 

 Gregory Bay. 



E. SEMIAMPLEXICAULIS SCORZONERIFOLIUS (Remy). 



Low, 6 cm. high. Radical leaves narrow-linear-lanceolate. Stem 

 scape-like, with many bract-like leaves. Ligules slightly broader than 

 in the type. 



Fuegia, by Harberton Harbor. (Alboff.) 



21. E. SPINULOSUS Hook. & Arn. 



Stem erect, hispid, lax-corymbose above ; with rigid setse, sparse below, 

 but crowded and appressed on the pedicels. Leaves linear-oblong, acute, 

 entire, with cartilaginous margin, scabrid. Involucral scales and minute 

 ligules equalling the disk. Achenes hispid, 2 mm. long, their margins 

 nervose. Pappus whitish. 



(Chili); Magellan; Port Negro; N. Patagon., by Lago Nahuel-huapi ; 

 S. Fuegia, at Ushuaia. (J. B. Hatcher.) 



