74 
FERNS : BRITISH AND FOREIGN. 
1. OLEANDEA, Cav. 
Rhizome surculose or erect, subfrutescent and ramose ; node 
of articulation sessile, or more 
or less elevated on the stipes. 
Fronds simple, entire, linear- 
lanceolate, 1 — 11- foot long, smooth 
or pilose. Veins simple, or once 
or twice forked ; venules free, 
parallel, their apices curved out- 
wards, forming a narrow car- 
tilaginous margin. Receptacles 
Genus 1 . — Portion of mature frond punctltorm, medial. Or basal On 
—under side. No. t. the anterior venules. Son round, 
transversely uniserial, or irregular. Indusium reniform, or 
rarely orbicular. 
1. O. nodosa, Presl.; Hook. Sp. Fit. 4, p. 157. Lowe's Ferns, 7, 
t. 17. Aspidium nodosum, Willd. (Plum. Fil. t. 136); 
Hook. Exot. Fil. 1 . 117. Aspidium articulatum, Schk. 
Fil. t. 27. — West Indies and Guiana. 
2. O. articulata, Presl. Aspidium articulatum, Sw. ( excl . 
Syn. Plum, et Schk.). — East Indies, Mauritius, and 
iSTatal. 
3. O. Wallichii, Presl. ; Hook. Sp. Fid. 4, p. 158. Aspidium 
Wallichii, Hook. Exot. Fil. t. 5. Frunze, Fil. t. 19. 
Neuroma Asplenioides, D. Don. — East Indies. 
4. O. neriiformis, Cav. ; Hook. Fil. Exot. t. 58 ; Lowe's Ferns, 
7, t. 16. Aspidium neriiforme, Sw. ; Eunze, Fil. t. 
18. Ophiopteris verticillata, Reinw. — Yar. hirtella, 
Moore. Oleandra hirtella, Miq. ; Kunze, Fil. i. 129. 
Oleandra pilosa, Hook, et Bauer, Gen. Fil. t. 45 B. — 
East Indies, Malayan Archipelago, and Tropical 
America. 
Tribe II. — DAV ALLIEJE. 
Sori round or oblong, terminal, marginal. Indusium lateral, 
interior, plane, or its sides more or less adnate, forming a 
vertical cyst, open exteriorly. 
