Commelina. | CXLIII, COMMELINACE® (CLARKE). 47 
‘C. B. Clarke in DC. Monogr. Phan. l.c.—i.e., Lord’s plant from Hor Tamanib, near 
Suakin ; in this: Leaves up to 5 by lin. Peduncles 1 in. long, stout, pubescent. 
Spathes 23 in. long, pubescent. 
25. C. krebsiana, Kunth, Hnuwm. iv. 40. Leaves hairy on both 
surfaces when mature ; otherwise as C’. africana.—C. B. Clarke in Dyer, 
Fl. Cap. vii. 10. C. africana, var. krebsiana, C. B. Clarke in DC. 
Monogr. Phan. iii. 164; Engl. Hochgebirgsfl. Trop. Afr. 154 ; Durand & 
Schinz, Conspect. Fl. Afr. v. 423; Rendle in Cat. Afr. Pl. Welw. ii. 76. 
C’. karooica, var. Barberw, Hua in Bull. Mus. Hist. Nat. Par. i. 119 2 
Upper Guinea. Cameroons: Yaunde, Zenker, 1499! 
Nile Land. Eritrea: Habab, 6000 ft., Hildebrandt, 367! British East 
Africa : White Nile, at the mouth of the Bahr el Gebel, Schweinfurth, 1132! 
Lower Guinea. Angola: Pungo Andongo; in thickets between Catete and 
Quilanga, Welwitsch, 6635! and between Pungo Andongo and the River Cuanza, 
Welwitsch, 6640! 
Mozamb. Dist. British Central Africa: Niomkolo Island, in Lake Tangan- 
yika, Carson! Matabeleland, Elliott ! Gold-tields, Baines ! 
Also in Extratropical South Africa. 
The plant of Baines is hispid, and altogether like the C. krebsiana of the 
Kalahari. The leaves in Schweinfurth, 1132, are softer with shorter denser hair, and 
may indicate an additional species. 
Var. 8 villosior, C. B. Clarke in Dyer, Fl. Cap. vii. 10. Leaves elliptic, 2 by ? in. 
Whole plant softly hairy, not hispid C. dardata, var. B villosior, C. B. Clarke in 
DC. Monogr. Phan. iii. 167, not of Lam, ; Hua in Bull. Mns. Hist. Nat. Par. i. 119. 
C. africana, var. polyclada, C. B. Clarke in DC. Monogr. Phan. iii. 165; Rendle in 
Cat. Afr. Pl. Welw. ii. 76. 
Lower Guinea. Angola: Huilla ; in cultivated fields near Lopollo, Welwitsch, 
6581! 
Mozamb. Dist. Rhodesia: Leshumo Valley, south of the Zambesi, Holub ! 
Frequent in Extratropical South Africa. 
26. ©. cordifolia, 4. Rich. Tent. Fl. Abyss. ii. 341. Leaves oval- 
oblong acute, sessile, sub cordate at the base, with soft hairs on both sur- 
faces. Peduncles exceeding 14 in. inlength ; spathes very large, cordate- 
oblong, acute, simply folded, hairy, ciliate on the margins. Flowers 
yellow.—Schweinf. Beitr. Fl. Aethiop. 295; C. B. Clarke in DC. Monogr. 
Phan. iii 165; Durand & Schinz, Conspect. Fl. Afr. v. 425; K. Schum. 
in Engl. Pfl. Ost-Afr. C. 135. 
Wile Land. Abyssinia: Tigre; Adowa, Quartin-Dillon. Somaliland, Mrs. 
Lort-Phillips ! 
Mozamb. Dist. (erman East Africa : Usagara (ex K. Schumann). 
No authentic example has been seen ; the description above is condensed from 
A. Richard, from which there can be little doubt that Mrs. Lort-Phillips’ plant 
belongs to the species; in this: Leaves 3 by 13 in., distinctly cordate at the base. 
Peduncles exceeding 2 in. long, hairy. Spathe 1-1} in. long, 14 in. broad. Capsule 
perfecting 1 seed in an indehiscent deciduous cell. This is a strongly marked species. 
—K, Schumann’s may have been C, Buchanani (the following species). 
27. ©. Buchanani, (’. B. Clarke. Nearly glabrous. Straggling, the 
internodes up to 4—6 in. long. Leaves 4 by ?~1 in., elliptic-lanceolate, 
