Justicia.] xcviii. acanthace^ (clarke). 198 



XVXozamb. Blst. British East Africa: Stevens)n Road, betA-een Lake Nyasa 

 and Lake Tanganyika, Scolt-lUUot, 8267 ! 



This species is manifestly close to J. stachytarpheloides ; tlie inflorescence and 

 flowers are very similar thous^h smaller ; the loaves are diverse. 



23. J. longecalcarata, Lindau in Engl. Jahrh. xx. 73. Innova- 

 tions dense with yellow strigose hairs. Leaves 3 by | in., glabrate 

 except for obscure hairs on the midrib beneath ; petiole \ in. long. 

 Spikes i-J in. long, hairy; bracts and bracteoles linear- oblong, obtuse. 

 Calyx, corolla, stamens, and pistil nearly as of ./. Jlava. Capsule h in. 

 long, 4-seeded, glabrous. — Lindau in Engl. & Prantl, Pflanzenfam". iv. 

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



Wile Xiand. British East Africa : Ukamba, Hildebrandt , 2721 ! Sontli of 

 Lake Baringo at Nyemps, Gregory ! 



nXozamb. Sist. German East Africa: Kilimanjaro; Volkens, 1764! 2184! 

 and on the plain between Upper Pangani River and Hinjo River, south-east of 

 Kilimanjaro, 2200-2600 ft., Volkens, 563 ! 



In Folkens, 2184, the entire spikes are hardly f in. long ; the fine examples of 

 Gregory have inflorescences up to 9 in. long: the lowest whorl of flowers 2.^ in. 

 distant. 



24. J. tanaensis, C. B. Clarke. Branches 2 ft. long, glabrate, 

 full of cystoliths ; innovations with strigose hairs. Leaves 3^ by 1^ in., 

 narrowed at both ends, nearly glabrate, full of cystoliths ; petiole ^ -1 in. 

 long ; upper leaves smaller, passing gradually into floral leaves, I by \ in. 

 Spikes terminal, interrupted, nearly glabrous; flowers 3—1 in each 

 floral leaf-axil. Sepals 5, \ in. long and upwards, linear-oblong, white- 

 margined, slightly scabrous. Corolla ^ in. long or rather more, bluish 

 {Thomas), hairy without. One anther-cell below^ the other, long-tailed. 

 Capsule h in. long, rather stout, 4-seeded, glabrous. 



zrile land. British East Africa : j'ana River, Thomas, 38 ! 



The smooth capsule brings this next J. long ecal car ala. The long-petioled green 

 leaves do not match. 



25. J. aridicola, Rendle in Journ. Bot. 1890, 410. Woody ; 

 branches grey-tomentose. Leaves ^ by \-}i in., elliptic to round, grey- 

 tomentose or finally nearly glabrate ; petiole 0-^ in. long. Spike 2h by 

 h in., with G whorls, lower approximate, topmost hardly confluent ; 

 floral leaves \~^ in. long, linear, somewhat obovate, with 3-1 flowers. 

 Sepals 5, \ in. long, linear, subequal, pubescent. Corolla A-J in. long. 

 One anther-cell below the other, long-tailed; pollen ellipsoid, with 2 

 bands and stopples, a row of tubercles on either side of the stopple. 

 Style with very few scattered hairs. Capsule J in. long, 4-seeded, 

 glabrous ; stalk y\j- in. long, solid ; placentae not rising elastically ; seeds 

 tubercled, much as in J. Jlava. 



KTlle Iiand. Somaliland : Adda Galla, James ^\' Thrupp .' Hammar, Miss Edilh 

 Cole ! Darar, Donaldson Smith I 



