286 mosses (Gepp). [Brachymenium 
16. BRACHYMENIUM Hook, ex Schwaegr. Spec. Muse. 
Suppl. II. i. P . 131 (1824). 
1. B. angolense Jaeg. Gen. et Spec. Muse. I. p. 579 (1875). 
Bryum [Brachymenium) angolense Welw. et Duby in Geneve, 
Mem. Soc. Phys. XXI. i. p. 219, t. i. fig. 4 (1871). 
Huilla. — A widely caespitose moss; stems very densely woven 
together by an abundance of dark red fibrils ; leaves imbricate, 
piliferous at apex : capsule elliptic, dark red, borne on a straight 
straw-coloured seta ; operculum obtusely conic, shortly mamillate ; 
on rather old trunks of a Sapotaceous tree called by the negroes 
"Mutambote" (Chrysqphyttum argyrophyllum) on the way from Morro 
de Lopollo towards Nene, at an elevation of 5300 ft. ; with fr. at end 
of March 18(50. No. 26. On the base of old trunks in forests, near 
Lopollo, without fr. May 18(50. No. 37- 
2. B. Welwitschii Jaeg. Gen. et Spec. Muse. I. p. 581 (1875). 
Bryum (Brackymenium) Welwitschii Duby in Geneve, Mem. Soc. 
Phys. XXI. i. p. 219, t. ii. fig. 3 (1871). 
Pungo Andongo. — A flavo-virescent. widely caespitose moss of 
splachnoid habit, growing in elevated rocky bogs ; very rare and 
noticed by Welwitsch in one spot only, in Barranco de Catete ; with 
fr. May 1857. No. 56. 
17. BRYUM Dill.; Br., Sch.etGuemb.Bry. Eur. IV. (1836-51). 
1. B. coronatum Schwaegr. Sp. Muse. Suppl. I. ii. p. 103 (1816). 
Huilla. — By no means common in the shortly grassy pastures of 
Empalanca, flooded in the rainy season, at an elevation of about 
5i500 ft., on the Huilla plateau ; wuth fr. May 18(50. No. 24. Near 
Lopollo, April 1860. No. 7b. 
Pungo Andongo. — Common, but sparingly with fruit, in rifts of 
the higher rocks of Pedras de Guinga ; March 1857. No. 59. By the 
great cataract of the Cuanza River near Condo ; with unripe fr. 
March 1857. No. 206. 
Island of St. Thomas.— A luxuriant form occurring on fallen 
half-burnt half -rotten trunks in woods at an elevation of 2500 ft. in 
the locality called " Monte Caffe'," growing with a sterile species of 
Orthodon ; with fr. Dec. 18(50. No. 126- 
Also gathered at Freetown in Sierra Leone by Vogel. 
2. B. argenteum Linn. Sp. Plant, p. 1120 (1753). 
PuNGO Andongo. — In wide tufts on volcanic rocks near Cabondo 
within the proesidium ; with fr. end of Feb. 1857. Nos. 70 and 70^. 
3. B. squarripilum CM. in Flora LXIX. p. 280 (1886). 
Pungo Amdongo. — In rifts of rocks at an elevation of about 4000 ft., 
Serra de Pedras de Guinga ; with immature fr. Jan. 1857. No. 63. 
On rocks near the base of Pedra Cabonda within the presidium, not 
uncommon but sparingly with fr. ; Dec. 185(5. No. 71- 
Huilla. — Among thickets in clayey-sandy wooded pastures near 
Mumpulla ; end of Oct. 1859. No. 7. 
This species bears the name of /<'. argenteum var. nervosum Welw. et 
Duby. It answers closely to C. Midler's description of B.(A rgyrobryum) 
squarripilum, which was gathered in St. Thomas's Island by Moller. 
4. B. caespiticium L. Sp. PI. p. 1121 (1753). 
Lunda. — Gathered in the kingdom of Lunda, at a distance of about 
