84 



Onosmodium Carolinianum (Lam.) A. DC. Prodr. 10 : 70 (1846). 



Lithospermum Carolinianum Lam. Tabl. Encycl. i : 367 (1791). 

 At San Antonio on the grassy left bank of the river, altitude 600 feet. 

 Not plentiful. 



Mays (1702). 



VERBENACEAE. 



VERBENA L. Sp. PL 18 (1753). 

 Verbena bipinnatifida Nutt. Jour. Acad. Phila. 2: 123 (1821). 



Abundant at Corpus Christi and vicinity, principally in dry open 

 ground forming large patches. 



March 5 (1385); type locality, "hills of Red river." 

 Verbena canescens H.B.K. Nov. Gen. 2: 274, /. 136 (1817). 



On the summits of the stony limestone hills about Kerrville, altitude 

 2000 feet. Not much of it collected. 



May 14 (i 732) ; type locality, mountains of Mexico, near Guanaxuato. 

 Verbena officinalis L. Sp. PI. 18 (1753). 



At Corpus Christi, growing in dry open ground, sea level to 20 feet, 

 was a plant referred to this species. The flowers are usually twice as 

 large, as in ordinary V. officinalis ', the plant stouter and more simple, 

 with a somewhat different leaf. 



March 9 (1419); type locality, "in Europae mediterraneae rude- 

 ratis." 



Verbena quadrangulata n. sp. 



(PLATE 6.) 



Herbaceous, prostrate and spreading from an apparently perennial, slen- 

 der root ; whole plant pilose, especially the stems ; the upper surface 

 of the leaves smoother, with the pubescence appressed ; cymosely 

 branching, leafy throughout; leaves an inch or less in length, 

 opposite, rather distant, broadly ovate, abruptly contracted into a 

 margined petiole, three parted, the middle lobe largest, three to 

 five cleft, the lateral ones two to three cleft ; spikes dense, bracts 

 narrowly lanceolate, slender, pointed, slightly more than half the 

 length of the calyx; calyx prominently five-ridged, the ridges 

 green, ending in short, slender tips, which are joined by a scarious 

 connective ; flowers very small, white, or pinkish tinged, tube ex- 

 serted, the spreading lobes notched ; fruit shorter than the calyx, 

 four-lobed, the lobes oblong, blunt, from a broad base, angled and 

 pitted, surmounted by a four-winged crown, the wings of which are 

 alternate with the lobes. 



