— 142 — 



Pamir: N. 1466, prov. Garan, near Anderab. Alt. 2600 m . Oct. 6. 

 1898. 



19. Mespilus germanica L.; Ldb. fl. ros. II p. 94 : Bois. fl. or. II 

 p. 659. 



Persia: N. 2157, prov. Gilan, in forest at Resht. Sept. 14. 1899. 



Lythraceæ. 



Lythrum Salicaria L.; Ldb. fl. ros. II p. 127; Bois. fl. or. II p. 738. 

 Persia: N. 2143, prov. Gilan, at Enseli. Sept. 12. 1899. 



Oenotheraceæ. 



1. Epilobium angustifolium L.; Ldb. fl. ros. II p. 105; E. spicatum 

 Lam. ; Bois. fl. or. II p. 745. 



Pamir: N. 1046, near the lake Jashil Kul. Alt. 3800 m . Aug. 5. 1898. 



2. Epilobium hirsutum L.; Ldb. fl. ros. II p. 107; Bois. fl. or. II 

 p. 746. 



Transcaspia: N. 1768, near Merw. June 3. 1899. 



3. Epilobium roseum L. ; Ldb. fl. ros. II p. 110; Bois. fl. or. II 

 p. 749. 



Pamir: N. 1366, prov. Wakhan, at Langarkisht. Alt. 3000 m . Sept. 

 13. 1898. 



4. Epilobium thermophilum n. sp. (fig. 2, nat. size). 



Planta omnibus partibus glaberrimis. Rhizoma subterraneum arcu- 

 atum longe fibrillosum. Gaulis fistulosus erectus 12 — 40 cm alius in parte 

 inferiore sœpe ramos elongatos arcuato-ascendentes florigeros gerens, 

 teretiusculus lineis glabris parum manifestis vel nullis munitus. Folia 

 inferior a opposita ovato-oblonga, ovato-lanceolata vel lanceolato-oblonga, 

 basi rotundata petiolis brevibus vel brevissimis suffulta, superiora sparsa 

 ovato- vel elliptico-lanceolata ; in petiolum brevem breviter attenuata, — 

 folia omnia irregulariter serrato-denticulata, lœte viridia 2 — 4 cm longa 

 5 — 15 mm lata. — Alabastra parva (vix 2 mm longa) rubra elliptico-ovata, 

 flores parvi (c. 5 cm longi) erecti. Calycis petalis brevioris ■ lacinia ovata 

 acuta. Stigma clavato-globosuw. Capsulæ glaberrimœ teneræ maturitate 

 erectœ 4—5 cm longœ pedicellis 2—3 cm longis suffultœ. Semina c. l mm 

 longa obovoidea apice rotundata pallide fusca testa tenuiter papillosa. 



Pamir: N. 1062, 1179, at a hot spring near the lake Jashil Kul. 

 Alt. 3900 m . Aug. 7 and 29. 1898. 



The bigger specimens were collected at the head of the spring, on 

 the border of the little stream issuing from it. Here the water had a 



