Pentarrhinum. | LXXXV. ASCLEPIADEZ (BROWN). 379 
brous or puberulous ; corymbs 1-1} in. in diam., elongating into a 
raceme as the flowers expand; bracts 4-1 lin. long, subulate, mem- 
branous, deciduous ; pedicels 4-10 lin. long, puberulous. Sepals 1-13 
lin. long, lanceolate, acute, more or less puberulous, ciliate. Corolla 
rotate, reflexed; lobes 2-3 lin. long, 1-14 lin. broad, ovate or ovate- 
oblong, obtuse, glabrous, ciliate. Coronal-lobes about 1 lin. long, as 
long as the staminal-column, obconic, narrowly channelled down the 
face, truncate, thick and fleshy, with a slightly projecting rim at the 
apex, and a stout central tooth directed forwards over the tips of the 
anthers. Follicles solitary (always?), 14-2} in. long, }—} in, thick, 
lanceolate, acute or acuminate into a beak, more or less tuberculate- 
echinate, sometimes nearly smooth, glabrous. Seeds 3-3} lin. long, 
2 lin. broad, ovate, plano-convex, with a thin wing-like margin, toothed 
at the broadest end, both sides with some linear ridges, brown, gla- 
brous.—Decne. in DC. Prod. viii. 553; Harvey, Thesaurus Cap. i. 7, 
t. 11; Schlechter in Engl. Jahrb. xx. Beibl. 51, 48; K. Schum. in 
Engl. & Prantl, Pflanzenfam. iv. ii. 244, and in Engl. Jahrb. xxx. 385. 
Nile Land. Eritrea: Keren, Steudner, 748! Bogos, Hildebrandt, 491! 
Abyssinia: near Deli Dekeno, Schimper, 2175! Gerima, 6600 ft., Schimper, 941! 
Alia Amba, Roth, 409! British East Africa: Navaisha to Baringo Valley, Gregory ! 
Ukamba ; Kitui, Hildebrandt, 2781! Rabai Hills, Taylor! Mcmbasa, Kirk ! 
Lower Guinea. German South-west Africa: Amboland; Amushe, Schinz, 1! 
Oshando, Schinz! Damaraland, Een ! 
Mozamb. Dist. German East Africa: Usambara: Masheua, Holst, 3570! 
Kilimanjaro; Marangu, 4200 ft., Volkens, 1449! Uguenogue Mountains, Volkens, 
509! Kinga Mountains, near Balangwa, 7200 ft., Goetze, 935 (ex Schumann). 
British Central Afvica : Ngamiland; on grassy plains near Botletle, Lugard, 217! 
Tropical Transvaal ; near Mailas Kop, 2500 ft., Schlechter, 4564! 
2. P. abyssinicum, Decne. in DC. Prod. viii. 553.—Stem, leaves 
and inflorescence undistinguishable from P. insipidum. Coronal-lobes 
1 lin. long, nearly or quite twice as long as the staminal-column, rather 
thin, slipper-shaped, rounded at the apex, with a decurved horn or 
point overhanging the shallow or narrowly funnel-shaped cavity formed 
by the infolded margins, or directed over the anthers. Staminal- 
column } lin. long, much shorter than in P. insipidum, the horny 
anther-wings also shorter.—Decne. in Delessert, Icon. Select. v. 30, 
t. 70; A. Rich. Tent. Fl. Abyss. ii. 36; Vatke in Oest. Bot. Zeitschr. 
1876, 146, and in Linnea, xl. 215; Engl. Hochgebirgsfl. Trop. Afr. 
342; K. Schum. in Engl. Pf. Ost-Afr. C. 323; in Engl. & Prantl, 
Pflanzenfam. iv, 234, fig. 68, K., and 244; and in Ann. Istit. Bot. Roma, 
Vii. 38. 
Nile Land. Abyssinia : Adowa, Quartin-Dillon & Petit, 201! without precise 
locality, Schimper, 399! Somaliland: near Giacorse, Riva, 213, 220, and on it 
a at Salvati, Riva, 1554 (ex Schumann). Uganda: two days’ march from Nandi, 
te! 
tae angolense, N. E. Br. Coronal-lobes 1-13 lin. long, exceeding the 
¢-1 lin. long staminal-column.—P. insipidum, Hiern in Cat. Afr: PI. Welw. i, 
687, not of E. Mey. 2. abyssinicum, De Wild. and Durand, Contrib. Fl. Congo, ii. ii. 
42? 
