816 



Lentibulariaceae; Acanthaceae 



long, the pedicels 1.5-2 cm. long, ascending, deflexed in fruit, 

 sometimes slightly thickened above; calyx-segments membra- 

 nous, broadly ovate, 3-4 mm. long, obtuse, die upper ones 

 slightly longer or nearly as long; corolla about 1 cm. across, 

 pale yellow, the spur shorter than the lower lip; capsules glo- 

 bose, about 4 mm. across, with a beaklike short style at tip; 



seeds angled, truncate at the ends. Aug.-Sept. Ponds; 



Honshu, Shikoku, Kyushu. 



12. Utricularia dimorphantha Makino. Fusa-tanuki- 

 Mo. Floating stems rather slender; respiratory branches 

 absent; leaves pinnately dissected, the segments very slender, 

 3-4 cm. long, the teeth and spines not prominent; bladders ab- 

 sent or rarely 1 or 2, small; scapes 7-15 cm. long, rather slen- 



der, with a solitary cleistogamic flower at base and in axils of 

 floating stems near the base of scape; pedicels of cleistogamic 

 flowers short, 3-5 mm. long; scalelike leaves on scapes absent; 

 flowers 3-10, the bracts membranous, elliptic to broadly ovate, 

 2-2.5 mm. long, subacute, die pedicels 4-5 mm. long, ascend- 

 ing in fruit, spreading or deflexed; calyx about 2 mm. long, 

 the segments equal, orbicular, sometimes retuse, scarcely ac- 

 crescent in fruit; corolla pale yellow, about 1 cm. across, the 

 spur about 3 mm. long, shorter than the lower lip, straight, 

 ovate-oblong, curved forward; capsules globose, about 3 mm. 

 across, nearly as long as the calyx, with a very short style at 



apex; seeds angled, with convex faces. July-Sept. Ponds; 



Honshu (centr. and Kinki Distr.). 



2. PINGUICULA L. 



MUSHI-TORI-SUMIRE ZoKU 



Perennial acaulescent herbs of wet rocky cliffs and sphagnum moors; leaves rosulate, radical, endre, somewhat fleshy with 

 glandular-tipped hairs and dots above, more or less involute on margin; scapes 1- or 2-flowered, leafless, ebracteate; flowers 

 terminal, purple or violet, sometimes yellowish; calyx bilabiate, the upper lip 3-lobed, the lower lip retuse or 2-parted; corolla 

 bilabiate, the lobes spreading, entire or retuse, the upper lip shorter than lower, the throat open; filaments slightly curved, the 

 anthers transverse, the locules confluent; upper stigma lobe larger, often fringed, the lower lobe small or absent; capsules 2- or 4- 



valved; seeds oblong, rugose. About 30 species, in the temperate and cooler regions of the N. Hemisphere, sub- Antarctic, and 



high mountains of S.America. 



lA. Scapes 1-flowered; flowers 12-18 mm. long; capsules ovoid-conical, 4-6 ram. long 1. P. vulgaris var. macroceras 



IB. Scapes often branched at base, 1- or 2 (-3) -flowered; flowers 5-7 mm. long; capsules depressed-obovate, 2.5-3.5 mm. long. 



2. P. ramosa 



1. Pinguicula vulgaris L. var. macroceras (Pall, ex 



Link) Herd. P. macroceras Pall, ex Link Mushi-tori- 



suMiRE. Rather fleshy, pale green, fragile perennial; leaves 

 few, spreading, rosulate, short-petiolate, narrowly ovate to 

 ovate-oblong, 3-5 cm. long, 1-2 cm. wide, obtuse, more or less 

 incurved on margin, glandular-hairy on upper side, becoming 

 soft-pubescent toward base; scapes 1-flowered, 5-15 cm. long, 

 loosely short glandular-puberulent in upper part; calyx 5- 

 parted, 2-4 mm. long, the segments oblong, obtuse; corolla 

 violet, the upper lip about half as long as the lower, sub- 

 rounded at apex, the spur linear, 7-10 mm. long, obtuse, ab- 

 ruptly thickened toward the base; capsules ovoid-conical; seeds 

 pale brown, obscurely reticulate, obovate-fusiform, about 0.8 



mm. long. July-Aug. Wet rocky cliffs, rarely on wet 



mountain slopes; Hokkaido, Honshu (centr. and n. distr.). 



Shikoku. Kuriles and widely distributed in mountain areas 



adjacent to the northern Pacific area. The typical phase is 



widely distributed in mountainous areas of the N. Hemisphere. 



2. Pinguicula ramosa Miyoshi. P. villosa var. ramosa 



(Miyoshi) Tamura K6shin-s6. Delicate perennial; leaves 



few, spreading, rosulate, pale green, ovate or elliptic, 7-15 

 mm. long, 5-8 mm. wide, obtuse or rounded at apex, incurved 

 on margin, short-pedolate; scapes slender, 3-8 cm. long, often 

 branched at base or near the middle, glandular-puberulent; 

 flowers pale violet, 5-7 mm. long; calyx 2 mm. long, 5-fid, the 

 lobes subequal, obtuse; upper lip of corolla short, the spur 

 linear, 5-7 mm. long, obtuse, abruptly broadened toward base; 

 capsules depressed-obovoid, 2.5-3.5 mm. long, often somewhat 



retuse. June-July. Wet shaded rocky cliffs in mountains; 



Honshu (n. Kanto Distr.) ; very rare. 



Fam. 182. ACANTHACEAE Kitsune-no-mago Ka Acanthus Family 



Herbs or shrubs, rarely scandent; leaves opposite, often with internal cystoliths; stipules absent; flowers bisexual, zygomorphic, 

 often with a prominent bract; calyx-segments 4 or 5, imbricate or valvate, rarely reduced to an annulus; corolla bilabiate, often 

 with a suppressed upper lip, the lobes imbricate or contorted in bud; stamens 4, didymous or 2, inserted on the coroUa-mbe, 

 alternate with the lobes, the filaments free or more or less connate in pairs, the anthers 1- or 2-locular, longitudinally split; 

 ovary superior, sessile, 2-locular, the placentae axile; style solitary, simple; ovules 2 or more in each locule; fruit a capsule, ex- 

 plosively dehiscent; endosperm usually absent. About 240 genera, with about 2,200 species, mosdy in the Tropics, few in 



temperate regions. 



lA. Corolla-lobes nearly equal, scarcely bilabiate. 



2 A. Corolla-lobes contorted in bud, the tube usually longer than the lobes 1. Strobilanihes 



2B. Corolla-lobes imbricate in bud, the tube often not exceeding the lobes in length 2. Codonacanthus 



IB. Corolla distinctly bilabiate. 



3A. Seeds more than 4 in the capsule; corolla-lobes contorted in bud 3. Hygrophila 



3B. Seeds 4 or fewer in the capsule; corolla-lobes imbricate in bud. 



4A. Bracts large and leaflike, slightly connate at base, enclosing 1 to several flowers; anther-locules 2, both alike, parallel, not mu- 



cronate 4. Dicliptera 



4B. Bracts small, the flowers spicate (in ours); anther-locules 2, not alike, one of them not mucronate and above the other, the one 

 below mucronate or spurred at base 5. Justicia 



