296 Rhodora [DECEMBER 
Claytonia caroliniana, 188, 213; vir- 
ginica, 188. 
Clematis verticillaris, 192, in the Mid- 
dlesex Fells, 192. ‘ 
Clintonia borealis, 36, 133. 
Closterium acerosum, 8o, 222; acumi- 
natum, 80, 254; Brebissonii, 80; cu- 
cumis, 222; Deanae, 80; Ensis, 255; 
Jenneri, 252; juncidum, 255; linea- 
tum, 222, 252; Lunula, 252; macilen- 
tum, 80; ovale, 80; robustum, 80; 
rostratum, 80; setaceum, 80; striola- 
tum, 80, var. intermedium, 255; sub- 
tile, 252; Venus, 255. 
Clover, 260; Red, 290. 
Club, Eighth Annual winter Meeting 
of the Vermont Botanical, 120; 
Ninth Annual field Meeting of the 
Vermont Botanical, 236. 
Cnicus horridulus, 204; muticus, 36. 
Codiolum, 233; pusillum, 232, forma 
americanum, 232. 
Coleochaete, 107. 
Collins, F. S. Isaac Holden, 219; 
Lorin Low Dame, 121; Notes on 
Algae,— V. 204, VI. 231; Ulothri- 
caceae and Chaetophoraceae of the 
United States, 72; Ulvaceae of North 
America, 1. 
Collins, J. F.  Corallorhiza innata 
and Taraxacum erythrospermum in 
Rhode Island, 291; Some Notes on 
Mosses with Extensions of Range, 
199; Woodsia glabella in Maine, 286. 
Collinsonia canadensis, 204, 236. 
Cololejeunea Biddlecomiae, 171. 
Comandra livida, 37. 
Common Dandelion, 32. 
Compositae, 178. 
Conferva, 72, 73- 
Coniferae, 246. 
Conioselinum, 292 ; canadense, 33, 35. 
Connecticut Botanical Society, 120, 
Organization of, 74; Botanical Trip 
to Salisbury, 32 ; Dentarias of, 213; 
Dwarf Mistletoe in, 202 ; Schwalbea 
americana in, 40; Swamp, An Hour 
in a, 196. 
Conocephalum conicum, 170. 
Conopholis americana, 136. 
Contributions from the Cryptogamic 
Laboratory of Harvard University — 
LV., Mycological Notes, 97. 
Corallorhiza, 291; innata, 82, 291, 292, 
and Taraxacum erythrospermum in 
Rhode Island, 291 ; multiflora, 82, 
291; odontorhiza, 204, 291. 
Corema Conradii, 128. 
Coreopsis, 91; bidentoides, 91 ; rosea, 
130; trichosperma, 204. 
Cornus canadensis, 132; sericea, 131. 
Correction, Gaylussacia dumosa and 
frondosa in New Hampshire, A, 276; 
Splachnum ampullaceum, A, 169. 
Corrigiola littoralis, 190. 
Corydalis glauca, 128. 
Corylus americana, 130; rostrata, 130. 
Cosmarium amoenum, 223, var. tumi- 
dum, 81; Boeckii, 253; Botrytis, 80, 
253; Broomei, 222, 255; capense, 
255, coelatum, 223; intermedium, 
253; laeve, var. septentrionale, 223, 
253, 255;  margaritiferum, 80; 
moniliforme, 8o; ni'idulum, 255; 
octhodes, 223; ornatum, 81, var. 
minor, 253; Portianum, 255; pro- 
tractum, 253; pseudobroomei, 223; 
punctulatum, 253; pyramidatum, 80, 
223; Quasillus, 253; reniforme, 
80; scenedesmus, 222;  Schliep- 
hackeanum, 81; speciosum, 222; 
subcrenatum, 223;  suborbiculare, 
81; taxichondrum, 80; tetrophthal- 
mum, 223; tumidum, 80, 223; un- 
dulatum, var. crenulatum, 221. 
Crataegus, 52, 114 ; Aboriginum, 163 ; 
acutiloba, 117, 139, I41, 144; Alno- 
rum, 153; anomala, 110; aquilon- 
aris, 185 ; ascendens, 141; Bissellii, 
65; blandita, 147, 148; Brunetiana, 
164; coccinea, 159, 168; cognata, 
58; conjuncta, 57; contigua, 115; 
crudelis, 143; Crus-galli, 53; delu- 
cida, 139; demissa, 139; dissimilis; 
149; dissona, 60; dumicola, 183; ex- 
clusa, 108, 109; exigua, 52; Faxoni, 
161; Fernaldi, 166, 167; fertilis, 182; 
festiva, 54; flabellata, 114, 116; flo- 
rea, 145; fluviatilis, 117; Forbesae, 
151; fretalis, 112; fucosa, 137; geni- 
alis, 148; glaucophylla, 140; Gravesii, 
159; Hargeri, 66; Holmesiana, 112; 
in eastern Canada and New Eng- 
land, Recently recognized species of, 
— I, 52, II, 108, III, 137, IV, 159, V, 
182; irrasa, 116; Jackii, 162; Jesupi, 
61, 191; Keepii, 165; littoralis, 59 ; 
lobulata, tro; I11; matura, 144, 
145; media, 150; membranacea, 
186; modesta, 62; monstrata, 146; 
Oxyacantha, 167; pastorum, 147, 148; 
Peckii, 63; Pequotorum, 55; pilosa, 
56; polita, 111; praecoqua, 167; 
praecox, 167, 168; Pringlei, 108, 
109, 110; pruinosa, 54; Randiana, 
142; rhombifolia, 133; Robesoniana, 
