PLANiTS OF SOUTHERN NEW JERSEY. 701 



/. Leaves 4 in a whorl, i nerved. 



g. Hirsute pubescent. Galiuju pilosum, p. 704 



gg. Glabrous or nearly so. 



G. pilosum piincticulosum, p. 705 

 ff. Leaves 4 in a whorl, 3 nerved. 



g. Upper leaves lanceolate acuminate. 



G. lanceolatum, p. 705 

 gg. Upper leaves ovate, oval or obovate, obtuse. 



G. circaezans, p. 70S 

 fff. Leaves 6 in a whorl. G. triftoriim, p. 705 



ee. Fruit smooth and glabrous. 

 /. Fruit dry. 



g. Leaves obtuse. 



/;. Corolla 2-2.5 n\\n. broad, white, leaves, mostly 



in 4's. G. tinctorium, p. 706 



Jih. Corolla 1.5 mm. broad or less, greenish white, 



leaves 4 or 6 in a whorl. G. claytoni, p. 706 



gg. Leaves acute or cuspidate. 



/;. Stem nearly or quite smooth. 



i. Leaves all in 6's. G. concinnum, p. 706 



a. Leaves in 8's, or in 6's on the branches. 



[G. erectum]* 



Jill. Stem retrorse hispid, leaves 6 in a whorl or 4-5 



on the branches. G. asprellum, p. 707 



ff. Fruit fleshy, resembling a double berry, plant glabrous 



or hirsute, leaves in 4's. G. hispidulum, p. 707 



HOUSTONIA L. 

 Houstonia caerulea L. Bluets. Quaker-Lady.f 



Houstonia ccerulea Linnaeus, Sp. PI. 105. 1753 [Virginia]. — Barton Fl. Phila. 



L 84. 1818.— Willis 29.— Britton 125. 

 Oldenlandia ccerulea Knieskern 17. 



Frequent in open, damp sandy ground, meadows, etc., in the 

 northern counties, but rare and local within our limits and con- 

 fined to the upper edge of the Middle district or close to the 

 Delaware. 



Fl. — Late April to late May. 



Middle District. —Shzrk River (C), Allentown (C), New Egypt, Vin- 

 centown (C), Kinkora, Camden Co. (C), Stoe Creek Twp. (C). 



* Wild Madder, occasional on roadsides. 



\ Houstonia longifolia Gaertner (Fruct. L 226, pi. f. 8. 1788, no location), 

 was collected at Manchester, Ocean County, by J. W. Chickering, Jr., in 1877, 

 according to Britton (125) ; not known from elsewhere in the State and 

 perhaps merely a casual introduction. I have seen no specimens. 



