MOSS-FLORA OF THE DOWARD HILLS. 833 
débris and open limestone ground. —[L. homomallum Hedw. should 
oceur.] ——Var. densum. Rare. One tuft, 1890, on bare limestone at 
the Seven Sisters Rocks. are record for the ¢ unty. 
sr ae aaa rubellum tg y (oN eRy prvi especially on 
e limestone. —- JT. luwridum piacenils In the Great Quarry, 
fruiting, 1877. _iatce and barren by the river. — 7’. crispulum 
Bruch. On the limestone of both hills, abundant throughout, and 
fruiting with some freedom.—7’, mutabile Bruch. On the limestone, 
with a similar distribution to the last, but less ‘abundant, and less 
often in fruit. — 7’. tophaceum Brid. Damp crevices in quarries, 
rare. In the Great Quarry, Waterfall! A large barren form also 
occurs in the river-mud. — 7. nitidwn Lindb. Rare. On exposed 
limestone, both of the Great and Little Dowards. 
Tortula ambigua B. & S. On limestone banks and open — 
—T. aloides Koch. As the last; common. — 7’. unywiculata Hedw 
Everywhere abundant. —— T. fallax Hedw. In the quarries, on 
limestone. — Var. brevifolia. Limestone, not common. Near the 
river, in the Lord’s Wood. — 7. recurvifolia Schpr. In dry lime- 
stone quarries, rare. At one spot in the Great Quarry; first found 
in 1874. In a small quarry on the west side of the hill, 1890. 
Barren at both stations. — sy cylindrica Tayl. Scattered, on the 
limestone; poor and barren. — T. vinealis Brid iB 
quarry on the N.W. side of “the hills, 1890. —- T. rigidula Dicks. 
Very abundant upon the limestone, especially i in —— fruit not 
seen. — 7’. spadicea Mitt. At one station, but very rare. the 
Dropping Well, Watkins !!!—T. Se Sebi Wall-top 
at the Quarry, on the limestone; rare.— 7’. revoluta Schw. Wall- 
top (limestone) above the Great Quarry; Seuniaat, but barren.— 
T. convoluta Hedw. Abundant on wall-tops.—Var. sardoa. Wall- 
top a near the Lower Ferry, 1890. First record in 
Heretfordshire.—T’. sinuwosa Lindb. — stone by the river-bank. 
Rock (limestone) at the bog. Rare.—T. tortuosa L. Very abundant 
on the limestone, both in shade and exp ne re: the fruit not rare in 
shade. — T. subulata L. Scattered, both on the limestone and 
sandstone. The large river-side form occurs near the Fish-house 
~—- T. muralis L. Very common, hotles on walls and on the lime- 
stone petrege ——Var. rupestris. Abundant on the vertical faces of the 
limestone, in quarries.— 7. marginata B. & S. Tufaceous rocks at 
the Deegsiia — aicudadit at one station. —T’. Vahliana Robinia: 
Veryrare. Onan ant-hill 
CaL 
ery 
First record he Herstocaekan a “latifolia B.& 8. On dry eae? 
stone in the Great Quarry! Absent or — on the river-side stumps. 
—T. levipila Brid. On elm stumps, common.—T. intermedia Brid. 
Abundant on the exposed limestone. "Fraitiag on the Seven Sisters 
Rocks. T. ruralis L. On exposed limestone at three — but 
much less abundant than the last. Ona roof at Whitchurch Mill. 
—T. papillosa Wils. Rare. On an elm at the ae Well. 
Cinclidotus fontinaloides Beauv. In the river, near the keeper’s 
odge 
Se. 
Grimmia apocarpa L. Abundant everywhere, both on sandstone 
and limestone. — Var. rivularis. Stones by the Wye at New Weir. 
