Stachytarpheta.] ci. VEEBENACEiE (baker). 285 



long, pubescent ; teeth minute. Corolla-tube nearly twice as long as 

 the calyx, dilated at the throat; limb red, J-J in. diam. Capsule 

 shorter than the calyx, cylindrical, glabrous. 



Ziower Guinea. Angola, Weltvitsch, 5631 ! 5649 ! 5716 ! 5764 ! 



A native of Tropical America, now widely spread in the Old World. 



6. PRIVA, Adans.; Benth. et Hook. f. Gen. PL ii. 1145. 



Calyx at first cylindrical, with 5 ribs produced into small teeth, 

 dilated as the fruit ripens, and closely investing it, the throat still 

 remaining small. Corolla-tube cylindrical, slightly dilated upwards ; 

 limb patent, oblique, bilabiate. Stamens 4, didynamous, included in 

 the corolla-tube ; filaments short ; anther-cells divaricate. Ovary 

 4-celied ; cells 1-ovuled ; style fihform ; stigma oblique, with an angle 

 or tooth at the back. Eruit included in the dilated calyx, sepai-ating 

 into two bony pyrenes, each with 2 ovules. Seeds subteiete, ex- 

 albuminous. — Erect, glabrous or pubescent herbs. Leaves opposite, 

 petioled, membranous, toothed. Spikes long, lax, terminal ; bracts 

 small. Flowers inconspicuous. 



Species about 9. Cosmopolitan in tlie warmer regions of botli hemispheres. 



1. P. leptostachya, Juss.\ Schauer in DC. Prod. xi. 583. A 

 much-branched perennial herb, with slender square hairy branches. 

 Leaves opposite, ovate, membranous, hairy, crenate, acute or obtuse, 

 1-3 in. long. Spikes J-1 ft. long, with lax flowers and a slender 

 square rhachis ; flowers ascending ; fruits spreading or deflexed, some- 

 times obscurely pedicellate; bracts small, lanceolate. Flower-calyx 

 hairy, cylindrical, \ in. long, globose in the fruiting stage, J in. diani. 

 Corolla-tube twice as long as the calyx; limb \ in, diam., white. 

 Pyrenes bony, globose, muricate on the back, with a large hollow in 

 the centre between them. — C. B. Clarke in Hook. f. Fl. Brit. Ind. iv. 

 565 ; Giirke in Engl. Pfl. Ost-Afr. C. 338. P. deutcUa, Juss. ; Schauer, 

 loc. cit. ; A. Rich. Tent. Fl. Abyss, ii. 165; Schweinf. Beitr. Fl. 

 Aethiop. 12U. P. abf/ssinica, Jaub. & Spach, Illust. PI. Orient, t. 

 453-4 ; Franchet, Sert. Somal. 50. P. Forskalii, Jaub. ct Spach, 

 loc. cit. t. 455. 



Xrile Xiand. Nnbia : Coast region, Bent ! between Suakin and Berber in Wady 

 0-Mareg, Schweinfurth, 433! near Suakin at Gebel Uaratab, Schweinfurih, 54! 

 Eritrea: near Saati, Schweinfurth Sf Riva, 490! Keren, Stetidner, J 301 ! Abyssinia : 

 Tigre ; near Aguar, Schimper, 1023 ! Somaliland, RevoiL British Kast Africa : 

 Kikun'ibuliyu, Scott-Elliot, 6217! Ukamba (ex Giirke). 



Mozamb. Dlst. German Kast Africa! West of the Pare Kan^e. (>00-230<) ft., 

 Hohnel ; Kilimatijaro ; below Maranpu, 3000 ft., Volkens, 2154! I'ortupuesi' Kast 

 Africa : Lower Zambesi ; Shupanfja, Kirk ! 225 ! Britit^h Contral Africa : Nyasaland : 

 Plain of Zomba, 2500-3000 ft., Whyte ! Shire Highlands, Buchanan! 



Also in South Africa. Socotra and India. 



