COKER: NORTH AMERICAN SPECIES OF ENCALYPTA 449 
Description of plates 13 and 14 
PLATE 13 
A. ENCALYPTA EXTINCTORIA (L.) Sw. 1. Plant, natural size. 2. Single plant, 
enlarged. 3. Various forms of leaves. 4. Base of leaf showing hyaline cells with 
border. 5. Apex of leaf showing smaller papillose cells. 6. Capsule enlarged. 
7. Calyptra with rough apex. 8. Rough spores. 
B, ENCALYPTA RHABDOCARPA Schwaegr. 1. Plants, about natural size. 
Forms of leaves. 3. Smooth basal cells. 4. Apical papillose cells. 5, 
capsule. 6. Calyptra with rough apex. 7. Peristome showing basal cecgteasaae 
8. Rough spores. 
C. ENCALYPTA ALPINA Smith. 1. Plants, natural size. 2. Forms of leaves, 
3- Basal cells. 4. Apex with subulate awn. 5. Capsule. 6. Calyptra. 7. Por- 
tion of capsule walls showing ragged rim of mouth and one stoma. 8. Rough spores. 
D, ENCALYpTA Lacintata (Hedw.) Lindb. 1. Plants, at out natural size. 
2. Leaves. 3. Basal cells and border. 4. Apex with mucronate point. 5. Cap- 
sule. 6. Fringed calyptra. 7. Basal portion enlarged. 8. Rough peristome, and 
rim of capsule, 9. Smooth, stellate spores. 
PLATE 14 
A. ENCALYPTA ApopHysaTA Nees & Hornsch. 1. Plants, natural size, 2. 
Leaves. 3. Basal cells, with papillose transverse walls. 4. Apical cells. 5. Cap- 
sule. 6. Papillose calyptra. 7. Base of same, fringed. 8. Double peristome, the 
inner more or less attached to the outer. 9. Rough spores. 
B. ENCALYPTA BREVICOLLA Bruch. 1. Plants. 2. Leaves. 3. Cells of base. 
4. Cells of apex. 5. Capsule. 6. Papillose calyptra. 7. Double papillose peri- 
stome, the inner more or less branched. 8. Rough spore. 
C. ENCALYPTA PROCERA Bruch. 1. Plant. 2. Stem and perichaetial leaves. 
3- Smooth basal cells. 4. Papillose apical cells. 5. Twisted capsule. 6. Papillose 
ragged calyptra. 7. Double age the inner perforate at base. 8. Fragment 
of annulus. 9. Smooth spore 
D. ENCALYPTA CONTORTA “CW. ) Lindb. 1. Plants. 2. Leaf. 3. Basal cells. 
4. Apical cells. 5. Twisted capsule. 6. Papillose and ragged calyptra. 7. Double 
Peristome more or less united with intermediate cilia. 8. Smooth spores. 
