















Lythraceae. XIII. Nesaea Comraers. Nt. 300—302, 



333 







Subs. 3. Syntolypaea Koehne. 



■ 



Inflorescentiae capituliformes , in caide ramisque terminates, floribus 

 numerosissimis confertissimis, revera e dichasiis confertis compositae; 

 dichasiorum singulorum bracteae breves, in transversum latiores latissimae, 

 in acumen longurn angustum subito productae. Calycis lobi brevissimi; 

 appendices tubi 1 / ' 2 aequantes , linear i-spaihulatae, erectae, supra medium 

 ciliatae. Stamina 8, 10, 12. 



301 (15). N. linearis Hrn. 1871, in oi. 0. trop. Afr. 2. 475. 



Icon. Koehne atl. ined. t. 73. f. 301. 



Annua. Caul is (30 — 60 cm.) stride erectus , superne igonus, ylaber T 



supra medium ramis patulo-ereetis instructus. 



Folia sess., basi obtusa f 



linearia (20—55 mm. : 3 — 4 mm., v, majora, ad 80 mm. Ig.), acuta, rigidula, 



glabra, Inervia. Stip. utr. plures. 



F 1 o r u m singulorum prophylla e 



basi linear i subito in laminam latiorem quam longiorem brevissime acu- 

 minatum dilatala, secus nervum plicata. Flores 4 — 6meri. — Calyx (circ. 



4 mm.) anguste campanulatus. 



Petala obovata, 4 72 



mm. longa. 



Stamina circ. ad tubi Ve subbiserialim inserta, episepala magis quam 

 dimidia parte lobos superantia , epipetala appendices vix superantia. — 

 Ovarium ellipsoideum 2loculare; stylus stamina superans tortuosus. 



Af. Sud. Mossambique sec. Hrn.; Sambesi sec. Hrn. 



Mad.! 





Sect. III. Heimiastrum Koehne. 



Raro annuae; caules plerumq. basi lignescentes, verisimiliter suf- 

 fruticosi v. IVuticulosi. Folia opposita v. interd. (Nr. 303, 308) suboppo- 

 sita, raro (Nr. 307) alterna v. terna, interd. breviter cordata , sed nunquum 

 prof wide cordato-sagittata; mar gine plana v. vix revoluta. Dichasia 1 — 3(5 

 flora, raro (Nr. 308) etiam pluriflora; prophylla infima nunquam aucta. 

 Flores 6 — Smeri, raro nonnulli 5meri. Calyces (in speciebus quas vidi) 

 4 — 6 (raro 3 [ / 2 )mm. longi; lobi tubi x / 2 " vix V3 aequantes; appendices 

 nullae v. cat I i formes v. brevissimae patulae. Petala semper adsunt, saepe 



16 v. raro (Nr. 308)— 22, raro 



magna. Stamina semper exserta, (10), 1% 







(Nr. 304; 6, ad tubi i / i 



Vt 



V. 



vix supra basin inserta. Stylus ovario 



manifeste longior. 



* 





■ 







302:16). Pi, rigidula iSond.i Koehne. 





\ 





) 





Sjnon. Lythrum rigidulum Sond.! 1850, Linnaea 23. 42; Wlp, ann. 2. 539. 



Icon, Koehne atl. ined. t. 74. f. 302. 







Basi suffruticulosa. Caules (8 — 10cm.) erectiusculi , 4goni vix alati, 



ad alas scabriusculi, demum laeves, ramosi. 



Folia internodia aeqnantia 



v. subbreviora, sess., basi cordata, oblonga v. lanceolata (3 — 10 mm. : 1 1 /2 

 2 mm.), obtusa, erecta, crassiuscula, glabra v. juniora pubcrula, Inervia. 

 Flores in axillis solitarii, Omeri; pedicelli 5 — 6mm. lg., puberult,. 









