246 ORCHIDE (Rolfe). [ Disa. 
oblong-linear, subacute, somewhat fleshy, 4-8 in. long ; scapes 
13-2 ft. high, with narrow leaf-like sheaths above ; spikes 4—6 in. 
erie oblong , somewhat dense, wrens devin 4 bracts as ii? or 
with i invo lute margins, ¢ 12 lin. long: spur ats froin a short 
sepals oblong, obtuse, with a short dorsal oe 8-10 lin. long ; 
petals falcate-oblong, obtuse, ‘ae 8 lin. long; lip filiform, slightly 
i x : m 
reflexed ; rostellum broad, obtuse ; stigma pulvinate. Droge, Sex 
Pfl. Documente, 149, 152; Gard. Chron. 1894, xvi. 308, 309, Jig. 41; 
Bolus in Journ. Linn. Soo. xxv. 200, and Ic. Orch. Austr.-Afr. i. t. 84 ; 
Durand & Schinz, Conspect. Fl. Afr. 7 . 104; Krénal. Orch. Gen. el 
Sp. i. 774 ; Schlechter in Engl. Jahrb, ease 260, excl, all syn. 
Sourn AFrica : without precise eae Larg 
Eastern ioe. Pondoland ; betw ae isnis and St. Johns River, Drege, 
Fi 2000 it. 
4821! Van Reenen, 5000-6000 ft., Wood, 6564! Sevenfontein, 3000-4 1000 0 ft 
Wylie in Herb. Wood, 8099! coe Ixopo River, Mrs. Clarke, 66! and withou 
precise ic ay 4000 it., Allison 
57. D. bb rane aa ; plant 21 ft. high; stem very stout; 
leaves cauline, ra erous, suberect, Hines: acuminate, rigid, 
ie i hes 3 in ar ; diminishing upwards into the bracts ; 
pes 24 ft ; ; spikes 8 in. long, goramidng somewhat dense, 
fanny biteced: eee linear-lanceolate from a broader base, very 
acuminate, }— 1} in long; pedicels 3-1 in. long; flowers large ; ; 
dorsal sepal galeate, oblong or "elliptic-oblong, subobtuse, 1 in. long 
spur cylindrical from a y conical base, somewhat cu urved, 
subacute, about 8 lin. ie Tater endl oblong or elliptic-oblong, 
subacute, | in. long; petals linear-oblong, acute or ac cuminate, about 
4 lin. long; lip oblong-lanceolate, subacute, about 1 in. long; 
column short ; conc r eflexed ; rostellum short, obtuse; stigma 
pulvinate. D.n a, Krauss in Flora, 1845, 306, and Beitr. Fl. 
Chas und Natal. 158, Nol of Lindl. 
Eastern Recon : Natal, on mountains between the Umgeni River and Mooi 
River, 4000 ft., Krauss, 15! 
Quite distinct from D. nervosa, Lindl., to which it was referred by Krauss. 
58. D. Fanninie (Harv. MSS.); fren about 2} ft. high; stem 
very stout ; leaves cauline, numerous, suberect, rather rigid, oblong- 
linear, acute or acuminate 3-5 in sagen narrowed upwards into the 
bracts ; scapes 2} ft. high, with short leaf. like sheaths above ; spikes 
about 6 in. long, cylindrical, rather dense, many-flowered ; bracts 
