222 XCVIII, ACANTHACE (CLARKE). [.Adhatoda. 
Fl. Abyss. ii. 155; Solms-Laub. in Schweinf. Beitr. Fl. Aethiop. 242. 
Justicia schimperiana, T. Anders. in Journ. Linn. Soc. vii. 38; Engl. 
Hochgebirgsfl. Trop. Afr. 392; Oliv. in Trans. Linn. Soc. ser. 2, Bot. 
ii. 8345; Lindau in Engl. & Prantl, Pflanzenfam. iv. 3 B. 348, fig. 139, 
E-J, and in Engl. Pfl. Ost-Afr, C. 373. Gendarussa schimperiana, 
Hochst. in Flora, 1841, i. Intell. 24, name only. 
Nile Land. Eritrea: near Acrur, 6000 ft. Schweinfurth & Riva 741! 1067! 
Habab, 6000 ft., Hildebrandt, 457! Abyssinia: Tigré, 5000 ft., Schimper, 702! 
mountains near Axum, Schimper, 1549! near Adowa, Schimper, 27! Dembea; 
Gondar, Steudner, 1502! and without precise locality, Salt! Schimper, 888! 930! 
Quartin Dillon § Petit, 292! British East Africa: Duruma, Hildebrandt, 2341! 
Taita; Maungu Mountain, 2000 ft., Johnston ! 
Mozamb. Dist. German East Africa: Fischer, 164! 
From Lindau’s figure it might be supposed that the ovary is glabrous ; it is very 
hairy. 
2. A. engleriana, (. B. Clarke. Shrub. Leaves up to 14 by 5} 
in., tapering at both ends, with 12-16 pair of nerves, glabrate or 
pubescent on the midrib beneath; petiole up to ? in. long, or (even in 
the middle stem leaves) petiole winged to the base, auriculate. Spikes 
up to 7 by 2 in., dense, strobilate; bracts somewhat 4-ranked, up to 1 
by 3 in., ovate, triangular-tipped, thinly hairy, green, with 5-9 dark 
veins. Sepals 5, } in. long, or rather more, oblong, acute, pubescent. 
Corolla 3-1 in. long; lips # in. long. Filaments glabrous; anther-cells 
2 at nearly equal height, the lower very shortly tailed ; pollen ellipsoid, 
banded with 2 stopples, a row of spots (or almost depressed tubercles) 
on each side of each stopple. Ovary shaggy, hairs many, gland-tipped ; 
style sparsely hairy at the base. Capsule 1 in. long, hairy, 4-seeded ; 
base for } in. solid, hardly narrowed; seeds } in. in diam., circular, 
thin, brown, shallowly rugose-foveolate, opaque.— Justicia engleriana, 
Lindau in Eng). Jahrb. xx. 62, and in Engl. & Prantl, Pflanzenfam. iv. 
3 B. 349, and in Engl. Pfi. Ost-Afr. C. 374. 
Mozamb. Dist. German East Africa: Usambara; Masheua, Holst, 3491 ! 
Magila, Kirk ! Kilimanjaro, Volkens, 506! 
3. A. orbicularis, (. B. Clarke. Shrub, 12 ft. high; innovations, 
densely tawny-hairy. Leaves up to 11 by 44 in., elliptic, acute, when 
mature pubescent on the nerves, base triangular ; petiole }—1} in. long. 
Spikes up to 10 by ? in., strobilate ; bracts 4 in. broad, 4-4 in. long, 
round, green, plicate, pubescent ; bracteoles 4 in. long, oblong-linear. 
Sepals 5, subequal, } in. long, oblong-linear. Corolla }$ in. long. 
Filaments hairy; one anther-cell slightly below the other, mucronate, 
hardly tailed; pollen ellipsoid, longitudinally banded, with single rows 
of spots on each side of each stopple. Ovary very hairy; style-base 
hairy ; branches 2, equal, narrow-oblong.— Duvernoia orbicularis, Lindau 
in ysl Jahrb, xxii, 123, and in Engl. & Prantl, Pflanzenfam. iv. 3 B 
Upper Guinea. Cameroons: Yaunde, Z ! ando Po, 
Mane i435 | nde, Zenker & Staudt, 41! Fernan 
