414 cii. LABIAT.E (baker). [Plecti^aiithus. 



53. P. schizophylluSy Bakei'. An erect perennial, with slender 

 branched pubescent stems. Leaves shortly petioled, rhomboid, 1-1 J in. 

 long, deeply cut from the margins and apex into linear lobes with revolute 

 edges, cuneate at the base, moderately firm, thinly pilose on the upper 

 surfaces, pubescent beneath. Inflorescence racemose, long, lax ; lower 

 whorls 0-8-flowered, not strictly umbellate; pedicels \-\ in. long. 

 Fruit-calyx J in. long, slightly pilose ; tube very short ; upper tooth 

 ovate, obtuse, longer than the tube ; lateral short, obtuse ; lower lan- 

 ceolate, much longer. Corolla not seen. 



Mozamb. Blst. British Central Africa : Nyasalnnd ; between Kondowe and 

 KarongH, west side of Lake Xyasa, 2000-6000 ft., Whyte, 376 ! 



:)-t. P. lycopifolius, A. Rich. Tent. Fl. Abyss, ii. 181. Stem 

 herbaceous ; branches erect, hairy. Leaves subsessile, ovate-oblong, 

 acute, serrate, subscabrous above, hairy on the ribs below. Inflores- 

 cence racemose, elongated ; whorls spread out, many-flowered. Calyx 

 campanulate, clothed with glandular hairs ; teeth lanceolate, the upper 

 rather broader. Corolla small. 



irile ]Land. Abyssinia: Tigre; near Adown, Quart in-DUlon. 



bb. P. moschosmoides. Baker. A shrubby perennial, with stems 

 finely pubescent upwards. Leaves at the base of the panicle small, 

 sBssile, ovate, entire, pubescent. Panicle 1 ft. long, composed of about 

 ?)0 dense cylindrical racemes, usually ternate on short branches, the end 

 ones 2-3 in. long ; pedicels short ; bracts ovate, very small. Flower- 

 calyx y\ in. long, densely clothed with white hairs ; tube campanulate ; 

 teeth ovate, subequal, shorter than the tube. Corolla twice as long 

 as the calyx. — Gerrtmnea cylindracea^ Hiern, Cat. Afr. PI. Welw. i. 861. 



&o\7er Guinea. Angola : Huilla, Welwitsch, 5489 ! 



56. P. cylindraceus, Hochst. ; Benth. in DC. Prod. xii. 60. A 

 shrubby perennial, with stems shortly pubescent upwards. Leaves 

 shortly petioled, oblong, crenate, pubescent on both sides, cuneate and 

 entire at the base. Inflorescence racemose, dense in the upper h^lf, 

 3-5 in. long, 1-3 to a stem ; pedicels often longer than the calyx ; 

 bracts small, ovate, acute, very pubescent. Flower-calyx -^^ in. long, 

 densely clothed with white pubescence ; tube campanulate ; teeth deltoid, 

 subequal. Corolla pubescent, twice as long as the calyx. — A. Rich. 

 Tent. Fl. Abyss, ii. 183 ; Engl. Hochgebirgsfl. Trop. Afr. 358. 



xrile &and. Eritrea : Aidereso, 4000 ft., Schweinfurth Sf Eiva, 1700 I Mount 

 Alam Kale to tbe north-west of Aidereso, Schweinfurth Sr Eiva, 1806 ! Abyssinia : 

 Tigre ; Adown, Quartin-Dillon ^ Petit, and near Mai Gouagoua, Quartin- Dillon, 

 420! Mettf^alo, Schimper, 705; Samen : on rocks near Gapdin, Schimper, 1113! 

 province of Slioa, Petit. 



Also in Arabia. 



57. P. marrubioideSy Hochst. ; Benth. in DC. Prod. xii. 60. A 

 shrubby perennial, with finely pubescent stems. Leaves small, subsessile, 



