GERANIUM 



GERANIUM 



1331 



1. Robertianum, Linn. Heub Robert. Red Robin. 

 About 9 in. high: Ivs. thin, ovate-orbicular, 3-5-parted, 

 with 3-fid. pinnatifid lobes: peduncles slender, 2-fld.; 

 fls. small, bright crimson. June to Oct. Amer., Eu., 

 Asia and N. Afr. B.B. 2:341. — For the rockery, in a 

 moist soil and some shade, and will carpet the ground in 

 a few seasons, from seed. Annual; or possibly biennial. 



2. Traversii, Hook. A silvery canescant herb 3-1.5 in. 

 tall with a stout St.: Ivs. beautiful silver-color, nearly 

 round, 7-parted, the lobes wedge-shaped, and 3-parted: 

 fls. large, often 1)^ in. across; sepals broadly ovate, 

 cuspidate, silvery; petals ovate or nearly round, pale 

 rose, or sometimes white, much longer than the sepals. 

 Chatham Isl. — Not hardy north of Washington and 

 to be grown in temperate house. 



Little kno^Ti in Amer. but a desir- 

 able greenhouse plant. 



3. anemonifolium, L'Her. (G. 

 canariense, Reut.). A stiff single- 

 stemmed perennial from a thick- 

 ened rootstock or tube: Ivs. glar 

 brous, round-ovate, i5-parted, the 

 lobes finely dissected: fls. cor5Tn- 

 bose, the pedicels and calyx densely 

 hairy; sepals oblong, mucronate, 

 the mucro almost 3.2in. long; petals 

 2-3 times as long as the sepals, 

 obovate, pale purple. Canary Isls. 

 and Madeira. S. 244. — Must be 

 grown in the temperate house, 

 but doubtless hardy south of 

 Washington. 



4. malvsefionim, Boiss. A usu- 

 ally 1-stemmed perennial, from a 

 thickened tuber, not over 18 in. 

 tall: Ivs. long-petioled, 5-9-parted, 

 the lobes finely dissected, hairy: 

 fls. showy, the pedicels and pedun- 

 cles densely hairy; sepals ovate- 

 oblong, hairy; petals rose-purple, 

 obcorilate, the apex often emargi- ,c3iO' 

 nate, about twice as long as the 

 sepals. Medit. Region. — Very 

 doubtfully hardy north of Phila- 

 delphia. 



5. macrorrhizum, Linn. A large- 

 rooted species, about IJ^ ft. high, 

 with a St. suffruticose at base: Ivs. 

 smooth, round, basal ones 5-lobed, 

 cauhne 3-lobed, toothed and often 

 colored red: fls. in bunches at the 

 end of the St.; calyx inflated; the 

 sepals ovate and 3-nerved; petals 

 spatulate and blood-red in color. 

 May to July. S. Eu. B.M. 2420. 

 S. 271. 



6. argenteum, Linn. Silver-leaved Crane's-bill. 

 About 3 in, high: Ivs. almost radical, on long petioles, 

 5-7-parted, with 3-fid hnear lobes, both surfaces hoary: 

 peduncles almost radical, 1- or 2-fld.; fls. large, pink, 

 with darker veins ; petals emarginate. Middle of June to 

 Aug. CarnicAlps. B.M. .504. L.B.C. 10:948. S. 59.— 

 One of the best for the rockery. Often acts as a biennial 

 in New England. 



7. cinereum, Cav. (G. subargenUum, Lange). Gray 

 Crane's-bill. Like G. argenteum, but 2-fld. and paler 

 in color: Ivs. not so hoary in appearance. June, July. 

 Pyrenees. 



8. phsum, Linn. About 2 ft. high, with upright, 

 short-haired st., glandular above: Ivs. 5-7-lobed and 

 deeply toothed: peduncles 1-2-fld.; petals spreading, 

 obovate, unequally notched and often with a small 

 spur, very dark blue, almost black, with white spot at 

 base of each petal. May, June. Cent, and W. Eu. 



1630. Geraniiun maculatum. ( X }i) 



9. Richardsonii, Fisch. & Trautv. About 1}^ ft. high: 

 Ivs. thin and terminal, lobe of the uppermost Ivs. longer 

 than the often greatly reduced lateral lobes: pedicels 

 conspicuously glandular pubescent; fls. large, white or 

 sometimes streaked with pink; petals with long white 

 hairs on inner surface. Colo, and west. — Sts. and young 

 gi-owth tinged with red. 



10. aconitifoliimi, L'Her. St. usually simple, 

 grooved, 10-20 in. tall, few-lvd.: Ivs. more or less 

 hairy, deeply 7-parted, kidney-shaped or orbicular, the 

 lobes broadly ovate, deeply pinnatifid, the segms. 

 mucronulate: fls. fragrant, loosely corymbose, the 

 pedicels 2-fld.; sepals oblong or oblong-ovate, 3-nerved; 

 petals white, obovate, the margins shghtly wavy. 



Alpine or sub-alpine region of Eu. 

 June. — Useful chiefly as rock-gar- 

 den species. 



11. sanguinetim, Linn. About 

 13^ ft. high, with st. occasionally 

 forked, erect: Ivs. aU petiolate, 

 mostly 7-parted, with 3-5-lobed 

 hnear lobules: peduncles long, 

 mostly 1-fld.; fls. very large, blood- 

 red. June to Aug. Eu. — One of 

 the best species in cult. 



Var. lancastriense, With. (G. 

 VToslralum, Cav.). A dwarfer 

 form, smaller and with less deeply 

 lobed foliage: fls. hghter in color 

 and conspicuously veined purple. 



12. Fremontii, Torr. & Gray. A 

 1- or many-stemmed perennial: 

 Ivs. nearly round, palmately 5-7- 

 parted, the lobes 3 - toothed or 

 sometimes crenate, shghtly hairy: 

 fls. large and showy, frequently 



\-\]/2 in. across; sepals oblong, 

 3-nerved; petals pale rose-purple, 

 obovate, toward the base densely 

 ciliate. Rocky Mts. G. 29:191.— 

 A handsome garden species. Not 

 as yet much known in cult, in 

 Amer. but a fine showy geranium 

 for the hardy border. Blooms all 

 summer. 



13. ibericum, Cav. Iberian 

 Crane's-bill. From 1-1 1^ ft. 

 high: st. erect and leafless below, 

 above dichotomously branched, 

 villous: Ivs. opposite, 5-7-parted, 

 with deeply cut lobes and toothed 

 lobules: fls. 1 in. across, in showy, 

 open panicles, violet. July, Aug. 

 Iberia. Gn. 71, p. 167. B.M. 1380. 

 S. 84. Var. albimi, with white fls., 

 IS rare but known by some dealers. 



Var. platypetalum (G. platypetalum, Fisch. & Mey.). 

 Shghtly shorter than the parent, with Ivs. less deeply 

 lobed and lobes less pointed : fls. deeper and richer in 

 color, and also larger. G.M. 52:61. Gn. 76, p. 108. G. 

 3:293; 9:686. 



14. armentim, Boiss. (G. Backtwusidnum, Regel?). 

 About 2y2 ft. high, the lower part of the st. thickened 

 and almost woody: Ivs. radical, upright, orbicular, 

 with 5 deep lobes: fls. about 114 in- across, inclining to 

 a dark crimson; petals dark spotted near the base, 

 obovate, often with the tips a httle recurved. AU season 

 at irregular intervals. Armenia. R.H. 1891: 350. — 

 A very vigorous and floriferous species. Sometimes 

 growing 4 ft. high. 



15. pratense, Linn. Meadow Crane's-bill. About 

 2}^ ft. high, with an upright round st.: Ivs. mostly 

 hand-shaped, with 7 lobes, each deeply cut: peduncles 

 mostly 2-fld., drooping after flowering; fls. large, blue; 



