Ordes 24.— MALVACEAE. 267 



bottoms, "Wis., 111. to Ark. A handsome but rather rough species, 2 to 3f high. 

 Root fusiform. Lvs. 2 to 3' by 1 to 2', ou long, hairy petioles, thick. Fls. nearly' 

 as large (1£' diam.) as those of M. sylvestris. Beak of the carpels horizontal, a 

 mere angle. Jl., Aug. (Callirrhoe Gray. M. Houghtonii, 1st ed.) 

 5 M. papaver Cav. Poppy Mallow. Lvs. palmately 3 to 5-parted, on long 

 petioles, segments oblong or linear, entire or toothed ; fls. on very long peduncles. — 

 % G-a., Fla. to La. A curious species, strongly reminding one of the poppy 

 (Papaver Rheas) in the form and size of the bright red or purple fls., and the very 

 long (5 to 8'), upright peduncles. Sts. branched from the base, scabrous, ascend- 

 ing 12 to 18'. Lvs. variable, the lobes usually quite narrow and open, 2 to 3' 

 long. Petals erose-crenulate. Involucel (rarely wanting) shorter than the calyx. 

 May — Aug. (Nuttallia, Graham.) 



6 M. moschata L. Musk Mallow. St. erect; radical lvs. reniform, incised, 

 cauline ones 5-parted - , the segments linear-cuneiform, incisely lobed ; peduncles 

 shorter than the leaves. — Native of Britain. St. 2f high, branched. Fls. largo 

 and handsome, rose-colored. The whole herb gives out a musk-like odor in 

 (avorable weather. Jl. \ 



3. LAVATERA, L. (Named in honor of the two Lavaters, physicians 

 of Zurich.) Calyx subtended by an involucel of 3 united bracteoles ; 

 stigmas oo, filiform; carpels co, 4-celled, 1-seeded, indehiscent, arranged 

 circularly as in Malva. 



1 L. arbdrea L. Tree Mallow. Lvs. 7-arjgled, downy, plicate ; ped. 

 1-flowered, clustered in 'he axils, much shorter than the petiole. — @) A splendid 

 plant for borders or shrubberies, from Europe. Hight about 6£ Fls. purple. 

 Sept., Oct. f 



2 L. Thuringiaca L. Lvs. somewhat downy; lower ones angular, upper 

 3-lobed, the middle lobe largest ; ped. solitary in each axil. — 21 From Germany. 

 Hight 4f. Fls. light-blue. Sept. 



3 L. triloba "Willd. St. and lvs downy; lvs. subcordate, roundish, obscurely 

 3-lobed above, crenate; ped. solitary, aggregated at top of stem; seps. acu- 

 minate, slightly larger than invol. — Gardens. Hight 2 — 3£ Fls. light purple. 

 Jn., JL f Spain. 



4. IY10DI0LA, Moench. (Lat. modiolus, a certain measure ; from the 

 fancied resemblance of the fruit to a basket.) Calyx 5-cleft, with an 

 involucel of 3 bractlets at base; stigmas 15 — 20, capitate; carpels 

 same number, 2-seeded, transversely 2-celled, 2-valved.— -CD© Prostrate, 

 with cleft lvs. and small flowers. 



M. multifida Moench. St. rooting at the joints ; lvs. roundish, cordate, 

 3 — 5 cleft, segm. cut-toothed ; ped. soon longer than the petioles. — Car., Ga., and 

 Fla. Diffusely spreading 1 — 2f, thinly hirsute. Lvs. about 1' broad, on petioles 

 of similar length. Fls. 5 — 6" diam., purplish red, opening only in sunshine at 

 midday. Carp, each opening by 2 valves, the valves each tipped with a slender 

 beak. May — Jl. 



5. NAPi€A, Clayt (Gr. van?], a wooded valley between mountains, 

 where Clayton discovered the plant.) Involucel none ; calyx 5-toothed ; 

 fls. dioecious ; styles 6 — 8, with filiform stigmas ; carpels as many, 

 1-seeded, indehiscent, beakless, circularly arranged. — M- Tall, with 

 large, palmately divided lvs. and small white fls. in leafy panicles. 



N. dioica L. A rare plant, in rocky valleys and deep shades, Penn., Va., to HL 

 Sts. slender, nearly smooth, 4 — 6f high, supported by other plants. Lvs. rather 

 rough, 7 — 11 -parted, the segm. linear-lanceolate, coarsely toothed, 3 — 6' long, 

 acuminate, upper lvs. 5-parted, much smaller. Fls. 4 — 5" diam. Petals twice 

 longer than the calyx. Aug. (Sida dioica Cav.) 



