Dianihera. ACANTHACE.E. 329 



axils: corolla (white or yellowish-white) with tube inch and a half long: lower anther- 

 cell mucronate-appendaged at base. — Adhatoda ? longiftora, Torr. Bot. Mex. Bound. 125.— 

 S. Arizona, Schott, Rothrock. 



10. BELOPERONE, Nees. (Belog, an arrow or dart, and Heyovq, some- 

 thing pointed.) — Shrubby plants ; with red flowers, all but the following tropical 

 American. 



B. Californica, Benth. Low shrub, with spreading often leafless branches, tomentose 

 or cinereous-pubemlent : leaves ovate, oval, or subcordate, petioled : racemes terminating 

 the branches, short, several-many -flowered : bracts and bractlets small, deciduous : calyx 

 deeply 5-parted ; lobes subulate-lanceolate : corolla dull scarlet, an inch long ; both the lips 

 oblong and truncate ; lower 3-lobed at apex : anther-cells oval ; lower mucronate at base : 

 capsule obtuse, with broad and long stipe-like base obcompressed : seeds turgid, glabrous, 

 coarsely rugose. — Bot. Sulph. 38; Gray, Bot. Calif, i. 588. Jacobinia Californica, Nees 

 in DC. 1. c. 729. Sericographis Californica, Gray in Bot. Mex. Bound. 125. — Desert region 

 along the southern borders of California, and Lower California. 



11. JTTSTlCIA, Houston, L. (James Justice, a Scotch cultivator and ama- 

 teur.) — A large and widely distributed genus, chiefly tropical, represented here 

 by a single anomalous and little known plant. 



J. Wrightii. A span or less high and much branched from a suffrutescent base, cinereous- 

 puberulent : leaves rigid, 3 or 4 lines long, sessile ; lowest obovate ; upper linear-lanceolate, 

 mucronate-acute : flowers solitary and sessile in the upper axils ; bractlets similar to the sub- 

 tending leaf : corolla purplish, 4 lines long, somewhat campanulate ; upper lip with a broad 

 emargination and two short narrow- lobes ; lower larger with oval-obovate lobes : anther- 

 cells oblong ; the lower abruptly short-calcarate ; the upper smaller and mucronate at base 

 (fruit nut seen : ovules 4). — Calcareous hills along the San Felipe, W. Texas, Wright (no. 

 445 of 1st coll.). 



1 2. DIANTHERA, Gronov. (At?, double, and av6t]po., blooming, used for 

 anther.) — Chiefly perennial herbs, mostly American and of warm regions, various 

 in inflorescence and habit : fl. summer. — Rhytiglossa, Nees in DC. Prodr. xi. 335. 



§ 1. Eudianth^ka. Flowers capitate or spicate on a long and naked axillary 

 peduncle : bracts and bractlets subulate or linear : tube of the (purple or violet) 

 corolla shorter or not longer than the limb : glabrous perennials. 

 D. crassifolia, Chapm. Stem barely a foot high, simple or sparingly branched : 

 leaves few in distant pairs, fleshy, linear, or the lowest spatulate-lanceolate and short, and 

 the upper filiform and elongated (4 to 6 inches), about the length of the 2-6-flowered 

 peduncles: corolla an inch long, bright purple: capsule (with the long stipe) of the same 

 length. — Fl. 304. — Apalachicola, Florida, in wet pine barrens, Chapman. 

 D. Americana, L. Stem 1 to 3 feet high, sulcate-angled : leaves narrowly lanceolate, 

 3 or 4 inches long, tapering at base, subsessile : peduncles mostly exceeding the leaves, 

 capitately several-flowered : corolla pale violet or whitish, less than half inch long ; base 

 of lower lip rugose. — Spec. i. 27 ; Gray, Man. ed. i. 293. D. ensiformis, Walt. Car. 63. 

 Justicia linearifolia, Lam. 111. i. 41. J. pedunculosa, Michx. Fl. i. 7. ./. Americana, Vahl, 

 Enum. i. 140. Rhytiglossa pedunculosa, Nees in DC. 1. c. 339. — In water, Canada to South 

 Carolina, Arkansas, and Texas. 

 D. humilis, Engelm. & Gray. Stems a span to a foot high from a creeping base or 

 rootstock, mostly slender : leaves from oblong or obovate-oblong to linear-lanceolate, ses- 

 sile or slightly petioled, 1 to 3 inches long : flowers at length scattered in slender spikes on 

 a peduncle shorter than the leaf : bract and bractlets much shorter than the 5 equal subu- 

 late-linear calyx-lobes : corolla violet or pale purple, 4 or 5 lines long : anther-cells more or 

 less mucronate at base. — PI. Lindh. i. 22. D. ovata, Walt. Car. 63 ; Chapm. Fl. 304 

 (with var. lanceolata & angusta), a misleading name, as the leaves are never so broad 



