226 ORCHIDE# (Rolfe). [ Disa. 
places at the summit of eer Berg, 7000 ft., Schlechter, 4445, and without 
precise locality, Moly pi 
Eastern REGION : Griqualand East ; eo Footpath, Maclear District, 7550 ft., 
nia 6837 ! sum _ of Insiswa Range 6500 ft., Schlechter. Natal; Dr: akens- 
nge, near Van Reenen, 650 0 ft , Sellechter, Kyrook, Penther, 86 ; ; summit 
of at A Moatats, 6800 ft., Wood, 4565 
. D. polygonoides (Lindl. Gen. & Sp. Orch. 349); plant 
1- 11 ft. high, with stout stem ; lmaves usually numerous, suberect, 
radical and cauline, the lower linear-oblong to lanceolate, subacute, 
above ; spikes oblong, 2-6 in. long, Sips dense ; bracts ovate or 
elliptic-ovate, acute or subobtuse, }—} in. long ; pedicels 4—5 lin. 
ong ; flowers small, light or dark red, with some yellow in the 
dorsal se i 
? lin. § 
slenderly clavate, rather shorter than the limb; lateral sepals 
elliptic-oblong, obtuse, 3 lin. long ; petals broadly obovate-elliptie, 
obtuse, concave, 2 lin. long ; lip linear, obtuse, as long as the dorsal 
ad 
sepal; eolumn broad, lin. long; anther s berect, obtuse ; 
rostellum erect, 3.lobed; side lobes with inflexed m in, an 
obscurely 3-lobed, front lobe concave, sy ; stigma pulvinate 
indl. Gen. & Sp. Orch. 349; Drége, Zwe - Documente, ee 
in Gard. Chron. 1885, xxiv. 232 ; ; Bo lus in Journ. pies Soc. xxv. 
198, and Ic. Orch. Austr. -Afr. ii. ‘t 84 ; Rehan: & Schinz, Conspect. 
Fil. Afr. v. side —* Orch. Gen. et Sp. i. 747; eases in 
Engl. Jahrb. 222. D. na sal aeste Lindl. + Lond. 
Journ. Bot. i. 16: ‘meiais in Flora, 1845, 307, and Fl. ee und 
Natal. 159. 
Coast Recion: George Div.; near George, Prior! Albany Div. ; near 
Grahamstown, 200 pp ft., MacOwan we hadina 72) Bolton! Hutton, 53! 
Read! Brookhuizens Poort, Ather stone, 3! utton! and without 
precise locality, me Barber 523! test Frontier By Aviat Colony, Prior ! 
CENTRAL REG: merset Diy. ; Bo: 
maria acs GION ; Basutoland; Mametsann, Paige n, 489! 
EGION : Pondoland ; n Umtata River and St. Johns River, 
! 66! . ! Harvey! M: irmont 
ames Richmond, Sanderson, 480, partly ! Alexandra ‘District, Rudat 224! 
- aa bebe precise locality, "Sanderson, 501! agoa Bay, in 1 marshy poe 
opehe, 
D. chrysostachya Ai in Vet. Acad. Handl. Stockh. 1800, 
2) plant 1{-3} ft. high; stem stout, often ve ery stout; leaves 
usually numerous, suberect or somewhat spreading, radical, elonga ate- 
linear or linear-oblong, acute, sheathing at the base, 1—1 ft. long; 
onine —— or broad, acute, gradually passing upwards into the 
ts ; ft. hig. h, with numerous imbricate oer 
os seiko j-i} ft. Bee eylindrical, very dense ; bracts ovate- 
