724 



PATAGONIAN EXPEDITIONS I BOTANY. 



FIG. 93. 



I. OURISIA BREVIFLORA Benth. 



Low, ascending, pilose. Stem to 7 cm. high, leafy, 2-4-flowered. 



Leaves petioled, ovate-rounded, truncate to 

 subcordate at base. Floral leaves sessile, 

 ovate. Calyx-segments linear-oblong, exceed- 

 ing the corolla-tube. (Fig. 93.) 



Magellan, to S. Fuegia. "A pretty little 

 species ; growing sparingly in the more or less 

 rainy forest-regions." At Puerto Angosto, in 

 W. Magellan, it grows from the sea-%vel to 

 an elevation of 600 m. (Dusen.) 



2. O. CHAM^EDRIFOLIA Benth. 



Stem low, creeping, leafy. Leaves ovate, 

 obtuse, crenate, basally rounded or narrowed, 

 petiolate. Pedicels axillary. Corolla-tithe 

 more than twice as long as the calyx. Pe- 

 rennial. 

 (Andes of Quito and Chili) ; Fuegia. 



Ourisia breviftora. Plant and 

 magnified flower. (From Flora ant- 

 arctica. ) 



3. O. COCCINEA Pers. 



Villous. Stem short, creeping. Radical leaves cordate-ovate, crenate, 

 violet-red underneath. Floral leaves opposite, cuneate, incised-toothed. 

 Raceme long, flowers scattered. Corolla scarlet, its tube thrice as long 

 as the calyx, which has lanceolate segments. 



(Chili) ; Patagon., Chubut in preandine woods ; Chiloe I. 



4. O. MAGELLANICA Juss. (See O. ruelloides.} 



Creeping. Leaves with long petioles, cordate-ovate or rounded obtuse; 

 crenate ; the floral leaves round-semi-amplexicaul, the peduncles apart. 

 Calyx-segments ovate, obtuse, ciliate, sub-bilabiately connate. 



Magellan, Fuegia; Staaten I. Scarce; "must be one of the hand- 

 somest of Fuegian plants." (J. D. Hooker.) 



5. O. MUSCOSA Benth. 

 Low, perennial herb, small, glabrous or pilosulous. Leaves petiolate, 



