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THE GARDENER'S ASSISTANT. 



B. ferruginea. — A large sarmentose species, with de- 

 compound fronds, having small sessile crowded cuneate 

 segments; rhizome clothed with reddish hairs. Mada- 

 gascar. 



D. fijiensis (fig. 719). — A grand Fern, with stout 

 creeping rhizomes, bearing large, graceful, finely-divided 

 fronds, 12 to 18 inches long and 12 inches wide. There 

 are several named varieties, the best being plumosa, which 

 has fronds nearly a yard long. Fiji. 



D. foeniculacea. — Similar to D. fijiensis, but with 



smaller fronds and of more herbaceous texture. A 

 distinct elegant Fern. Fiji. 



D. Griffithiana. — Rhizome clothed with silvery scales; 

 fronds tripinnate, 9 inches long, bluish-green ; pinnules 

 with short obtuse lobes. Himalaya. 



D. (Humata) heterophylla. — Fronds dissimilar; sterile 

 entire, 3 to 6 inches long, 1 inch wide ; fertile much nar- 

 rower; rhizome clothed with brown scales. Malay Archi- 

 pelago. 



D. (Acrophorus) hispida. — Fronds evergreen, tripinnate, 



Fig. 720.— Dicksonia squarrosa. 



6 to 10 inches long; rhizomes creeping, clothed with red- I 

 dish hairs. 



D. immersa. — Fronds deciduous, bi-tri-pinnate, 1 to 2 

 feet long, yellowish - green ; pinnae long, acuminate. 

 Tropical Asia, 



D. marginal is (scabra). — Fronds deep-green, pinnate, 

 broadly lanceolate, 1 to 2 feet long; pinnae auriculate and 

 dentate. Japan. G. 



D. pallida (Mooreana). — Rhizomes thin, hairy, brown: 

 fronds 1 to 2 feet long, correspondingly broad, tripinnate: 

 the pinnules lobed or crenate, pale-green ; stipes naked, 

 shining. One of the most elegant of Ferns. Borneo. 



D. parvula.—A tiny plant. Fronds flabellate, 2 to 3 

 inches long; segments finely divided, deep-green; rhizome 

 slender, clothed with ferruginous scales. Singapore. 



D. (Humata) pedata. — Very like D. alpina. Fronds 

 bipinnatifid, 3 to 6 inches long, dark-green; margins of 

 fertile segments crenate ; rhizome slender. Malay Archi- 

 pelago. 



D. pentaphylla. — Fronds with two pairs of pinnae and 



a terminal one, 4 to 5 inches long, shining-green ; fertile 

 fronds contracted ; rhizome slender, clothed with narrow 

 dark-brown scales. Malay Archipelago. 



D. platyphylla. — Fronds 2 to 4 feet long, tripinnate; 

 pinnules broad, deeply divided, bright-green; stipes and 

 rachis hirsute. The caudex stout, clothed with silky- 

 white scales. Northern India. G. 



D. retusa. — See Lindsaya retusa. 



D. solida. — A large stately plant. Fronds three to 

 four times divided, triangular, 12 to 30 inches long; 

 pinnules coriaceous, oblong-acute, deeply cleft and dark- 

 green ; rhizome stout, scaly. Malay Archipelago. 



D. strigosa. — Fronds bipinnate, 1 to 3 feet long; pinnae 

 3 to 6 inches long, bright-green; crenate. Japan. G. 



D. tenvifolia. — Fronds erect, bi- or tri-pinnatifid, ovate- 

 lanceolate, 1 to 2 feet high, bright-green; segments nar- 

 rowly cuneate and truncate. Var. Veitchii has fronds up 

 to 3 feet long, elegantly arched and lace-like, with reddish 

 stipes. East Indies. 



D. Tyerrnanni. — Rhizomes short, branching freely, 



