﻿338 Bicknell: Ferns and 



plants of brackish soils which also develop relatively large broad- 

 ened capsules; the largest corollas seen were 3.8 cm. long and of 

 equal width. 

 *Agalinis paupercula (A. Gray) Britton. 



Gerardia paupercula Britton. 



Flowering specimens collected August 16, 1906, in damp places 

 in the hills south of Polpis, have been determined by Dr. F. W. 

 Pennell. I met with it nowhere else on Nantucket where it can 

 scarcely be other than a scarce and local plant. 

 Agalinis maritima Raf. 



Gerardia maritima Raf. 



Locally common in many salt marshes along the north shore 

 of the island; the Creeks; Swain's Neck and Bache's Harbor; 

 Eatfire; Pocomo; Coskaty; Little Neck. Blooms in August and 

 September. 



* Agalinis acuta Pennell, sp. nov. 



" Annual. Plant light green, not tending to blacken in drying. 

 Stem 1-4 dm, tall, simple or moderately branched, rather con- 

 spicuously striate four-angled. Leaves opposite, linear, slightly to 

 moderately scabrous above; those of the stem 1-2.5 cm. long, 

 0.6-1.3 mm. wide. Pedicels slender, in flower 5-15 mm. long, in 

 fruit 12-20 mm. long, 1-2 (-3) times the length of the bracts. 

 Calyx-tube 3 mm. long, evidently reticulate-veiny (firmer in tex- 

 ture than in A . decemloha), 34~% the length of the capsule, its lobes 

 0.5-1 mm. long, triangular-acuminate, not or scarcely callose. 

 Corolla 10-13 mm. long, membranous, its tube 7-9 mm. long, its 

 lobes 3-4 mm. long, retuse to emarginate, all spreading; within 

 pubescent below sinus and over entire width of basal portions of 

 posterior lobes; posterior lobes ciliate, anterior finely ciliolate; 

 "rose-pink" (not seen fresh). Filaments lanose toward apex, 

 anterior more densely so; anther-sacs lanose with white hairs on 

 the valvular surface, glabrous on the sides. Style glabrous. 

 Stigma 1-1.2 mm. long. Capsule 3.8-4,2 mm. long, ovoid, yel- 

 lowish-brown. Seeds 0.4-0.6 mm. long, triangular-rounded, tur- 

 gid, yellowish-brown; testa finely reticulated. 



"Type: dry sandy downs, Edgartown, Martha's Vineyard, 

 Massachusetts, collected in flower September 12, 1901, M. L, 

 Fernald, 45 in United States National Herbarium; cotypes in 

 Gray Herbarium and Herbarium New York Botanical Garden. 



