1899] Fernald,— Rattlesnake-Plantains 5 
E. F. Williams. To all these gentlemen grateful thanks are extended 
for the assistance rendered ; and to Mr. Faxon I am especially indebted 
for the careful drawings he has so kindly made to illustrate the floral 
details of the species here discussed. 
SYNOPSIS OF NEW ENGLAND SPECIES. 
* Flowers in a dense spike: lip strongly saccate, with a short, blunt tip, the margin 
not recurved or flaring. 
G. PUBESCENS, R. Br. Stem rather stout, 1.5 to 4 (generally about 
3) dm. high, occasionally stoloniferous: leaves dark green, ovate to 
oblong, about 5 cm. long (3 to 6.5 cm.), with 5 or 7 white nerves 
(the middle one broad), and many fine white reticulating veins : spike, 
during anthesis, about 7 cm. long (3 to 11 cm.): perianth' about 
4.75 mm. long (4 to 5.5 mm.) ; lip globose-ventricose : anther blunt: 
stigma with two very short teeth. — R. Br. in Ait. Hort. Kew. ed. 2, 
v. 198; Lodd. Bot. Cab. i. no. 1: Lindl. Collect. t. 25 and Gen. et Sp. 
Orch. 492 ; Sweet, Fl. Gard. ser. 2, t. 47; Fl. de serres, xv. t. 1555. 
Satyrium repens, Michx. Fl. Bor. Am. ii. 157, in part, not L. Neottia 
pubescens, Willd. Sp. iv. 76; Pursh, Fl. ii. 590.  Zwssaca reticulata, 
Rafin. Préc. Déc. 43. Orchiodes pubescens, O. K. Rev. Gen. ii. 675. 
Peramium pubescens, MacMillan, Met. Minn. 171. — Common, gen- 
erally in dry woods, throughout southern New England, extending 
north to Milton, Vermont (Z. A. Jones), Jaffrey, New Hampshire 
(Walter Deane), Orono, Maine (M. L. Fernald), and Mount Desert 
Island (Æ. Z. Rand) ; westward to Minnesota and southward to Flor- 
ida. Said to grow also in Newfoundland and Canada. Flowering in 
late August and early September. 
** Spike loosely flowered: saccate lip with an elongated tip and flaring or recurved 
margin. 
+ Flowers in a I-sided spike: anther short, blunt, or with a short blunt tip2: beak 
shorter than the body of the stigma. 
G. REPENS, R. Br. Stem slender, 1 to 2.5 (generally about 1.5) 
dm. high, often producing slender stolons: leaves ovate to oblong- 
lanceolate, 1 to 3 cm. long, 5-nerved, with sub-horizontal dark veins: 
spike, during anthesis, about 4.5 cm. long (2.5 to 6 cm.) : perianth 
4 mm. long ; lip strongly saccate-inflated, with a recurved tip. — R. Br. 
in Ait. Hort. Kew. ed. 2, v. 198; Hook. Fl. Bor.-Am. ii. 203 ; Lodd. 
Bot. Cab. xx. no. 1987 ; Lindl. Gen. et Sp. Orch. 492; Reich. Fl. 
Germ. xiii. 155, t. 482, f. i, ii; Thomé, Fl. Deutsch. i.t. 157 B. Satyrium 
repens, L. Sp. 945 ; Jacq. Aust. iv. t. 369; Fl. Dan. v. t. 812 ; Engl. Bot. 
v. t. 289. Epipactis repens, Crantz, Stirp. Aust. ed. 2, 473. Serapias 
: All measurements are from herbarium specimens, 
2 The form of the filament, hitherto somewhat relied upon for distinctions, seems 
an unsatisfactory specific character. 
