Pterygodium.]| ORCHIDE& (Rolfe). 279 
10. P. pentherianum (Schlechter in Engl. Jahrb. xxiv. 432) ; 
plant 4-6 in. high ; stem somewhat flexuous, slender ; leaves 3-4, 
suberect or somewhat spreading, lanceolate-oblong, sheathing at the 
base, the lower 2} in. long, } in. broad, upper much smaller and 
narrower; scapes 4-6 in. high, 2—4-flowered; bracts lanceolate, 
acute, as long as the pedicels ; flowers medium-sized, reer iho : 
dorsal se sepal oblong-lanceolate, acute, concave, lin. long 
lateral sepals spreading, obliquely ovate-lanceolate, acute, very con. 
cave, 4-44 lin. long; petals cohering with the dorsal sepal into a 
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bilobed, 24 tin. fib, wit oblong or aati ikdnnie ee denticu- 
late lobes : appendage erect, fleshy, nearly oblong, conspicuously 
tridentate at the apex, 2-91 lin. long. eT in Bull. Herb. 
Boiss. 1 sér. vi. 811; Krénzl. Orch. Gen. et Sp. 1. 
ast Recon: Piquetberg Div. ; Berg River hills, near Piquetberg, 2000 ft., 
Se ke 3278. 
Only known to me from the description. 
11. P. platypetalum (Lindl. Gen. & Sp. Orch. 366) ; plant 3-6 in. 
high ; stem slender, flexuous; leaves cauline, 2, seasile, suberect, 
lanceolate or oblong-lanceolate, subacute, the lower 3 #-1 in. long, the 
upper smaller and more acute ; scapes 3-6 in. high, 1—2- (rarely 3-) 
flowered ; bracts ovate-spathaceous, acute, 4—5 lin. sant pedicels 
2-3 lin, long ng ; flowers rather large, pale yellow ; dorsal sepal galeate, 
ovate-lanceolate, acute or acuminate, deeply concave or subsaccate 
at the base, 2-24 lin. long ; lateral ioe spreading, obliquely ovate, 
acute, conduplicately folded at the base in front, 3} lin. long ; 
petals united to the dorsal sepal at the base into a spreading li mb, 
broadly orbicular or reniform-orbicular, with sinuate or subcrenulate 
outer margin, bilobed at the adjacent inner angles, very concave, 
41 lin. long, broader than long ; lip 3-lobed, saddle-shaped, 34 
long, with rounded reflexed side lobes and a narrowly t triangular 
subobtuse front lobe ; appendage elliptic-spathulate, obtuse, sharply 
reflexed into the sac of the dorsal sepal, subco nduplicate a at the base, 
14 lin. long ; column short ; arms of the rostellum curved, ae 
obtuse, about 1 lin. long. Drége, Zwei Pf. Documente, 81, 
in Journ. Lin 
Afr, i. t. 48; Schlechter in Bull. Herb. oe ye eri ST Se . 
alare, Durand & Schinz, Conspect. Fl. Afr. v. 116; Kréanzl. Orch. 
Gen, et Sp. i. 858, and in Ann. Naturhist. Hofmus. Wien, xx 
P. catholicwm, var. minor, Thunb. Fl. Cap. ed. Schult, 22. Not 
wales alaris, Thunb. Prodr. 3. 
SourH Arrica: without locality, Masson ! 
coast RecIon : Malmesbury Div. ; hills near Rappese ied. pase — aar’ 
Div. : marshes near the Berg River, below 100 ft., Drége ; en aera 
Miss ‘Gummi ings. Worcester Div. ; Dutoits Kloof, 2000-3000 ft, “‘Dvsge 8280a! 
