200. 
Hieracium 
1. Involucre barely imbricated; phyllaries equal. (Also, 
stem scapose or cauline leaves few; rhizome present). 
Expected (H. pratense, H. florentinum). 
1. Involucre clearly imbricated; phyllaries unequal. 
2. Branches of inflorescence with basal bracts; 
inflorescence a panicle or corymb. 
3. Leaves chiefly basal at anthesis, broader than 
the scattered or absent cauline ones; bracts 
minute. (Also, tips of rays fringe-cut)......... H. venosum 
3. Leaves extending regularly up the stem; bracts 
leafy. 
4, Stem glabrous except at villous base; branches 
of inflorescence glabrous. Expected 
(H. paniculatum). 
4. Stem and branches of inflorescence densely 
pubescent. (Also, panicle may be short- 
cylindric; peduncles densely glandular)....... H. scabrum 
2. Branches of inflorescence without bracts; inflores- 
a cylindric panicle. Expected (H. gronovii). 
Hieracium venosum L. Rattlesnake-weed, 
Poor Robin's Plantain 
Java Farm and Ivy Neck. Infrequent, chiefly along estuary shores 
under canopy of Quercus prinus, Quercus alba, Carya tomentosa, etc. 
Associate species: Gerardia virginica, Gaylussacia baccata, Vaccinium 
vacillans, Epigaea repens. Also found along bank of tidal portion of 
Muddy Creek, under canopy of Fagus grandifolia and Quercus spp. 
Hectare 3551. Shrub layer at this point resembles that under Quercus prinus. 
Higman 655, 842. 
H. scabrum Michx. Hawkweed 
Java Farm. Two stations: one on south-facing slope over abandoned 
pasture. Hectare 2458. Scattered Liquidambar styraciflua, Liriodendron 
tulipifera, and Pyrus malus. Spreading ground cover of Lonicera japonica, 
also Rubus spp. and Rhus radicans. Second station at old entrance gate. 
Hectare 2463. Edge of canopy of Fagus grandifolia, Quercus spp., Carya 
tomentosa, Liriodendron tulipifera, etc. Associate species there: 
Geranium carolinianum, Galium aparine, Commelina communis. Higman 191, 353. 
