252 Floristik, Geographie, Systematik etc. 



{Gerardia Tritt.), A. tenuifolia Skinneriana {Gerardia Wood), Cam- 

 ■panula americana illinoensis (C. illinoensis Fresen.), Eupatorium 

 trifoliatum maculatum (E. maculatum L.), E. trifoliatum amoenum 

 (E. purpureum amoenum Gray), E. trifoliatum foliosum [E. purpu- 

 reum foliosum Fern.), E. trifoliatum Bruneri (E. purpureum Bruneri 

 Gray), Sonchus arvensis eglandulosus, Prenanthes alba pinnatifida, 

 P. alba trilobata, P. alba ovata, P. alba quercifolia, P. altissima 

 cordata (Nabalus T. & Gr.), P. altissima deltoidea (P. deltoidea EH.), 

 P. altissima ovata {Nabalus T. & Gr.), Hieracium venosum nudicaule 

 {H. Gronovii L.), H. subnudum foliosum {H. Gronovii Monn.), H. 

 subnudum hirsutissimum {H. Gronovii hirsutissimum T. & Gr,), and 

 H. canadense macrophyllum {H. macrophyllum Ph.). Trelease. 



Farwell, O. A., Rare or interesting plants in Michigan. 

 (Ann. Rep. Mich. Acad. Sc. XIX. p. 251-261. 1917.) 



Contains as new: Eriophorum cyperinum pelium (Scirpus Fer- 

 nald), Triodon albus (Schoenus L.), T. albus macer {Rhynchospora 

 Clarke), Carex polygama heterostachya (C. Buxbaumii heterostachya 

 Anderss.), Arabis lyrata intermedia (A. ambigua intermedia DC), 

 Pyrus melanocarpa atropurpurea (Aronia atropurpurea Britt.), Viola 

 papilionacea alba (V. cucullata alba T. & Gr.), Pyrola asarifolia uli- 

 ginosa (P. uliginosa T. & Gr.), Galium Aparine echinospermum (G. 

 agrestre echinospermum Wallr.), Heliopsis helianthoides minor (H. 

 laevis minor Hook), and Pyrola asarifolia ovata (P. asarifolia incar- 

 nata Fern.). Trelease. 



Farwell, O. A., The Trilliuni grandiflorum- Group. (Rep. Mich. 

 Acad. Sc. XX. p. 155-159. 1918.) 



Contains as new: Trillium grandiflorum orbiculare, T. grandi- 

 florum spatulatum, T. grandiflorum viride, T. grandiflorum obova- 

 tum virescens, T. lirioides albomarginatum, T. lirioides giganteum, 

 T. lirioides ungulatum, T. lirioides longipetiolatum, and its forms 

 vegetum and variegatum (the latter T. grandiflorum variegatum 

 E. F. Smith), and T. Chandleri, with its forms foliaceum, palaceum, 

 Gladewitsii, subulalum, and plenum. Trelease. 



Farwell, O. A., The yellow-flowered Cypripediums. (Rep. 

 Michigan Acad. Sc. XX. p. 197—8. 1918.) 



Includes as new: Cypripedium pubescens Makasin, or as an 

 alternative, C. Makasin. Trelease. 



Fernald, M, L., American variations of Epilobium, Section 

 Chamaenerion. (Rhodora. XX. p. 1 — 10. Jan. 1918.) 



Contains as new: Epilobium angustifolium f. spectabile {Cha- 

 maenerion angustifolium var. spectabile Simm.), E. angustifolium 

 var. macrophyllum (f. macrophylla Hausskn.), E. angustifolium var. 

 intermedium {E. intermedium Wormsk.), and E. angustifolium var. 

 platyphyllum {Chamaenerion angustifolium piatyphyllum Daniels). 



Trelease. 



Fernald, M. L., Contributions from the Gray Herbarium 



