770 ASCLEPIADEZ (Brown). [ Tylophora. 
the base, dull greenish (Meyer) ; lobes spreading, 2-2} lin. long and 
1} lin. broad, oblong, obtuse, glabrous on both sides; corona- 
tubercles 1—2 lin. long, ovate in dorsal view, obtuse, constricted into 
asort of keel on the inner side, by which they are adnate to their tips 
to (but do not exceed) the filament part of the staminal column, 
this keel-structure is often obscured or destroyed in dried specimens ; 
staminal column 3 lin. long; anthers transversely oblong, with 
short transverse rounded appendages inflexed upon the margin of 
the style-apex, which has a small truncate central boss ; pollen- 
masses pendulous ; follicles widely diverging or solitary, 13-27 in. 
long, 4 in. thick, lanceolate, acute, transversely deeply corrugated, 
glabrous ; seeds 34 lin. long, 2 lin. broad, ovate, plano-convex, 
narrowly wing-margined, sometimes subdenticulate at the broad end, 
smooth, glabrous, brown. Harv. Gen. S. Afr. Pl. ed. 1, 223 5 Dietr. 
Syn. Pl. ii. 894; Decne in DC. Prodr. viii. 611 ; Schlechter in Engl. 
Jahrb. xxi. Beibl. 54, 12. . syringifolia, Schlechter in Engl. Jahrb. 
xviii. Beibl. 45, 11, and Journ. Bot. 1898, 486. Apocynum cordatum, 
Thunb. Prodr. Pl. Cap. 47; in Nov. Act. Acad. Petrop. xiv. 
(1805) 513; Fl. Cap. ed. 2, ii. 163, and ed. Schultes, 238 ; Willd. 
Sp. Pl. i. 1261; Pers. Syn. Pl. i. 275. Astephanus cordatus, R. Br. 
in Mem. Wern. Soc. i. 54 ; Schultes, Syst. Veg. vi. 123; Spreng. Syst. 
Veg. i. 855; G. Don, Gen. Syst. iv. 158. Dietr. Synop. Pl. ii. 909 ; 
Decne in DOC. Prodr. viii. 508 ; Schlechter in Journ. Bot. 1896, 418. 
Vincetoxicwm syringifolium, Kuntze, Rev. Gen. Pl. ii. 425. 
Coast Recion: George Div. ; near George, Burchell, 6070! Kaimans Brat 
Prior | Uitenhage Div.; Galgebosch, Drége, 3415! Bathurst Div. ; mou East 
Kleinemund River, 200 ft., MacOwan, 998! East London Div.; near “ai 
London, Wood in Herb. Galpin, 3134! 3369! Komgha Div. ; near Komg 
2000 ft., Schlechter, 6154! British Kaffraria, Cooper, 46 ! ce, 
Cenrrat Ru@ion: Somerset Div.; Somerset Hast, Bowker! Cradock Div. ; 
near the Tarka River, Cooper, 405. 
Eastern ReGion: Transkei; Fort Bowker, Bowker, 608 (or 602%)! near 
Kentani, 1000 ft., Miss Alice Pegler, 1275 ! 
Thunberg’s type specimen of Apocynum cordatum is identical with MacOwan’s 
998 from Kleinemund River. 
9. T. lycioides (Decne in DC. Prodr. viii. 608); stem bier d 
thinly adpressed-puberulous or glabrous; leaves herbaceous, : ni 
rous ; petiole 1-1 in. long, rather slender ; blade 3-23 in. ree 
111 in. broad, varying from narrowly lanceolate to ovate-lanceola 
or ovate, acute or acuminate, broadly rounded at the base ; i 
lateral at the nodes, simple, umbel-like, glabrous, with a few minu 
hairs about the axils of the bracts ; peduncles 1-8 lin. long, slender ; 
bracts many, leafy, 1-4 lin. long, lanceolate, acute or nip 
pedicels 4—# in. long, filiform; sepals 3—} lin. long, ovate or ag fi 
lanceolate, acute, glabrous ; corolla lobed nearly to the base ca 
2-3 lin. long, 3-1 lin. broad at the base, linear-lanceolate, 0 aco 
appearing glabrous in dried flowers, but really with a very mons 
puberulence on the inner face ; corona-tubercles entirely adnate, 
