i8 Baker. A Summary of the new Ferns 



18*. Dicksonia Sprucei, Baker, in Journ. Bot. 1877, 162. Andes of 

 Ecuador, Spruce. 



18*. D. vagans, Baker, in Journ. Bot. 1877, 162. Andes of Quito, 

 Sodiro ; Andes of Peru, Barclay. 



19*. D. incurvata, Baker, in Journ. Bot. 1879, 2 94- Fiji Islands, 

 Home, 971. 



20*. D. antillensis, Jenman, in Journ. Bot. 1886, 267. Mountains 

 of Jamaica, Morris, Sherring. Allied to the divided forms of 

 D. cicutaria. 



20*. D. glabrata, Cesati, Fil. Polyn. Becc. 6. Rootstock wide- 

 creeping. Stipe 3-4 ft. long, stout, glossy, castaneous, naked, 

 muricated. Fronds oblong-deltoid, 3-4 ft. long, glabrous, de- 

 compound ; many lower pinnae lanceolate-deltoid, a foot long ; 

 pinnules lanceolate-acuminate, tertiary segments free, lanceo- 

 late-deltoid, produced on the upper side, obtusely toothed. 

 Veinlets distant, erecto-patent. Indusium cup-shaped. New 

 Guinea, Beccari. 



21*. D. lambertiana, Remy, in C. Gay, Fl. Chil. VI. 523. Root- 

 stock not seen. Stipe long, stout, naked, stramineous. Frond 

 lanceolate-deltoid, decompound, iJ-2 ft. long, glabrous on 

 both surfaces ; rachis stramineous, without any hairs or scales ; 

 pinnae crowded, lanceolate, lowest the largest, a foot long ; 

 pinnules deltoid, cuneate-truncate on the lower side at the 

 base, produced on the upper side ; tertiary segments lanceolate, 

 deeply pinnatifid, in the largest pinnules \ \ in. long. Sori 

 small, only one to each lobe ; indusium 2-lobed ; valves broader 

 than long. Andes of Chili, Bonpland, Philippi, Ball. Most 

 resembles D. davallioides in the cutting of the final divisions. 



23*. D. gomphophylla, Baker, in Journ. Linn. Soc. XXII. 223. 

 Borneo, mountains of Sarawak, alt. 2000 feet, Bishop Hose. 



24. D. davallioides, var. Youngii, Moore. Rootstock epigaeous, 

 stipes contiguous, an inch thick at the base. Australia. Has 

 been cultivated at Kew for many years. 



27. D. Elwesii, Baker. Better specimens, received from Mr. H. C. 

 Levinge in 1885, show that this is not more than a marked 

 variety of D. appendiculata, Wall. 



29*. D. rhombifolia, Baker, in Journ. Bot. 1890, 105. New 

 Guinea, near the summit of the Owen Stanley range, Sir W. 

 Macgregor. 



