VERBENACEAE. 367 



salverform, its tube straight or incurved, slightly dilated above, its limb 

 spreading, oblique, slightly 2-lipped, with 5 short lobes. Stamens 4, didy- 

 namous, included; anthers with parallel or slightly divergent sacs. Ovary 2- 

 celled, each cavity with more or less well developed septa. Ovules 2, or by 

 abortion 1, at base of each cavity. Fruit enclosed in the calyx, separating into 

 2 nutlets. [Name unexplained.] About 10 species, of tropical distribution, 

 the following typical. 



1. Priva lappulacea (L.) Pers. Syn. 2: 139. 1806. 



Verlena lappulacea L. Sp. PL 19. 1753. 



Priva echinata Juss. Ann. Mus. Par. 7: 69. 1806. 



More or less pubescent. Stems 2-6 dm. tall, branching; leaves ovate, '2-10 

 cm. long, acute or acuminate, serrate, truncate or cordate at the base, the 

 petioles much shorter than the blades; racemes loosely flowered, 5-15 cm. 

 long; pedicels 1-2 mm. long; calyx cylindric-prismatic, 2-3 mm. long, accres- 

 cent, pubescent; corolla slightly surpassing the calyx, salverform, with short 

 rounded lobes; fruit ovoid-pyramidal, 5-7 mm. long; nutlets included in the 

 calyx, spiny-tuberculate on the back, 3-4 mm. long. 



Waste places, coppices and cultivated ground, Abaco, Andros, New Providence, 

 Eleuthera, Watling's, Parrot Cay and Inagua : Florida ; West Indies ; Mexico to 

 Brazil. Erroneously referred by Dolley to Teucrium inflatum Sw. BUR VERVAIN. 

 CAT'S-TONGTJE. 



4. GHINIA Schreb. Gen. 19. 1789. 

 [TAMONA Aubl. PI. Guian. 2: 659, pi. 268. 1775. 



Not Aubl. 1: 441, pi. 175. 1775.] 



Herbs or low shrubs, with slender stiff branches, opposite, nearly sessile, 

 dentate or incised leaves, and small bracted flowers in terminal and axillary 

 slender spikes. 'Calyx tubular, subtruncate, 5-ribbed, the ribs excurrent as 

 short teeth. Corolla with a cylindric tube slightly enlarged above, and an 

 oblique, spreading, 5-cleft limb. Stamens 4, didynamous, borne on the corolla- 

 tube, included ; anther-sacs parallel, the connective with a gland-like appendage. 

 Ovary nearly completely 4-celled; ovule 1 in each cavity; style short; stigma 

 oblong. Fruit small, hard, mostly 4-horned, 4-celled. Seeds usually 4, without 

 endosperm, [Guiana name.] Four or five species, of tropical America. Type 

 species: Tamonea spicata Aubl. 



1. Ghinia curassavica (L.) Millsp. Field Mus. Bot. 2: 174. 1906. 



Verbena curassavica L. Sp. PI. 19. 1753. 



Tamonea curassavica Pers. Syn. PI. 2: 139. 1806. 



Tamonea scalra Cham. & Schl. Linnaea 5 : 99. 1830. 



Erect, simple or branched, roughish, 2.5-6 dm. high, slender. Leaves 

 ovate, short-petioled, membranous, sparingly puberulent, 2-4 cm. long, serrate, 

 acute at the apex, mostly obtuse at the base; racemes long-peduncled, very 

 slender, the flowers distant; pedicels shorter than the calyx; calyx oblong, 

 about 4 mm. long, distended by the ripening fruit and becoming obconic, its 

 teeth linear, about 1 mm. long; corolla 5-6 mm. long; fruit 4-5 mm. long, its 

 spines 1-2 mm. long. 



A weed in waste places, New Providence : Cuba ; Mexico. SPINY-FRUITED 

 VERVAIN. 



5. LIPPIA L. Sp. PI. 633. 1753. 



Perennial herbs, or shrubs, with opposite, or rarely alternate leaves, and 

 small bracted flowers, in spikes or heads. Calyx small, ovoid, campanulate or 



