Pl.celi. fol. 13. HEPATICAL. 330. Pandulph. 689 
3. Pand. hamatifolius. _Hook-leaved pandulphini. 
Stem irregularly branched ; leaves upper lobe ovate, 
pointed, tip mostly bent; stipules ovate, acutely 2-cut; 
calyx reverse ovate, 5-sided. 
Jungermannia hamatifolia, Hooker Jung. 51. 
On rocks and trees; March to May. 
8. echinatus. Leaves elegantly spinous. 
4. Pand. serpylitfolius. Thyme-leaved pandulphini. 
Stem pinnately branched; leaves upper lobes rounded, 
lower lobes minute; stipules rounded, acutely 2-cut; calyx 
broad, reverse-ovate, 5-sided. 
Lichenastrum quod Jungermannia minima, foliis auritis, ex rotunditate 
acuminatis, punctatis ac veluti perforatis, floribus virescentibus, vagina 
cordiformi, Dillen Musc. 72, 39. 
Jungermannia serpyllifolia, Dickson Crypt. 4,19; Hooker Jung. 42. 
On trees and rocks; male in June; female in April or 
May. 
8. ovatus. Leaves small, ovate, rather pointed. 
XVII. 331. MARCHESINUS. Marchesini. 
Monoicous. Mate. Anthers spherical, pedicelled, soli- 
tary, in the axille of the perichetial leaves. Frm. Calyx 
lateral, sometimes terminal, reverse-heartshape, flattened, 
3-sided; mouth contracted, elevated, 4-toothed; peduncle 
not jointed, short; capsule spherical, 4-valved; valves re- 
gularly networked, turned back; seeds roundish; elaters 
tubular, ends dilated, attached to the tips of the valves ; 
helices double, loosely spiral—Thallus creeping; leaves 
2-rowed. ; 
Marchesinius Mackait. Mackay’s marchesini. 
Stem irregularly branched; /eaves upper-lobe roundish ; 
lower lobe minute; sé7pwles large, rounded, reverse-heart- 
shape. 
Jungermannia Mackaii, Hooker Jung. 53; Engl. Bot. 
On lime-stone rocks and old trees; February and March. 
Thalli in blackish green tufts. 
XVIII. 332. CAVENDISHIA. Cavendish. 
Monoicous. Marr. Anthers spherical, pedicelled, soli- 
tary, in the axille of the perichetial leaves. Fem. Calyx 
lateral, ovate, narrow at bottom, compressed, becoming 
VOL. I. 2Y 
