220 xcviii. ACANTHACE^ (clarke). [Moneckinu. 



18. M. Salsola, C. B. Clarke. A viscid-hairy rugged shrub, 

 divaricately much-branched, 1-2 ft. in diam. ; branches angular, 

 ultimately glabrate. Leaves J by J in., linear-lanceolate, acute, hairy, 

 subsessile. Flowers axillary, subsessile. Sepals V in. long, linear, gi^een, 

 hairy and glandular. Corolla \ in. long. Lower anther-cell with a 

 long simple acute tail ; pollen ellipsoid, with 2 stopples, and 2 rows of 

 spots (hardly elevated) on each side of each stopple. Capsule \ in. 

 long, 2-seeded. — Jusiicia Salsola, S. Moore in Journ. Bot. 1880, 840. 



Ziower Guinea. Angola : Praia da Amelia, Welwitsch, 5023 ! 



Allied perhaps to M. arenicola, but has much more scattered flowers. 



11). M. hereroense, C. B. Clarke. Undershrub; branches round, 

 densely grey woolly-tomentose ; internodes J in. long. Leaves f by 

 y^T in., lanceolate, mucronate, thinly hairy. Flowers axillary ; bracts 

 nearly J in. long, lanceolate. Sepals J in. long, lanceolate-subulate. 

 Corolla nearly J in. long, blue. Lower anther-cell long-tailed. 

 Capsule i-J in. long, ellipsoid, subacute, sessile, 2-seeded, hairy ; seeds 

 discoid, not tubercled. — Justicia hereroensis, Engl, in Engl. Jahrb. x. 

 264 ; Lindau in Engl. & Prantl, Pflanzenfam. iv. 3 B. 349. 



Iiower Guinea. Hereroland : Usakos, 2700 ft., Marloth, 1246! Great 

 Namaqualand ; Relioboth, Pfeil, 130, 173 ! 



No specimen at Kew. 



20. M. cleomoides, C. B. Clarke. Woody, viscous glandular 

 hairy. Leaves f by J in., spathulate-elliptic, obtuse; petiole O-5 in. 

 long. Flowers solitary; pedicels axillary, ^'iT'i ^^- ^^"S- Sepals 5, 

 \ in. long, and upwards, linear. Corolla exceeding | in. long. Lower 

 anther-cell (rather strongly) tailed ; pollen ellipsoid, with 2 stopples, 

 and one row of small tubercles on either vside of each stopple. Ovary 

 pubescent at the top ; style-base hairy. Capsule J in. long, 2-seeded, 

 hairy, stalked. — Justicia deomoides, S. Moore in Journ. Bot. 1880, 313, 

 t. 214, fig. 2. 



&ower Guinea. Angola : Mossamedes, Boepfner ! Wehvifsch, 5006 ! 



Imperfecthj knoion species. 



21. M, (?) nkambense, C. B. Clarke. Branches stout, hairy. 

 Leaves 2 by | in., ovate, pubescent ; petiole \-\ in, long. Flowers in 

 the axils, and running into a terminal spike (1 in. long) ; bracts (floral 

 leaves) with petioles J in. long (or rather more), erect, obovate ; bracts 

 of terminal spike imbricate, f in. long, elliptic ; bracteoles very small. 

 Calyx J in. long. Corolla | in. long. One anther-cell tailed. — Justicia 

 ukambensis, Lindau in Engl. Jahrb. xx. 09, and in Engl. &: Prantl, 

 Pflanzenfam. iv. 3 B. 349, and in Engl. Pfl. Ost-Afr. C. 373. 



irile Xiand. British East Africa : Ukamba, Hildehrandt, 2725 ! 



The example is young. I suspect a plant collected by Wakefield in a journey from 

 Ribe to the Galla country to be this species ; but in the absence of fruit it is 

 doubtful. 



