238 THE CACTACHAE. 



36. Rliipsalis houUetiana Lemaire, lUustr. Hort. 5: ]Misc. 64. 185S. 



Rhipsalis houUetii Lemaire in Curtis's Bot. Mag. 100: pi. 6089. 1874. 

 Rliipsalis regnellii Lindberg, Gartenflora 39: 119. 1889. 

 Hariota hoidletiana Kuntze, Rev. Gen. PI. i: 263. 1891. 



Stems I to 2 meters long, slender, terete below but flat and broad above; branches flat and thin, 

 I to 5 cm. broad, tapering into a petiole-like base; margin serrate; flowers numerous, bell-shaped with 

 a red eve; petals cream-colored, turning pale j^ellow, lanceolate, acute; stamens numerous; ovary not 

 sunken in the branch, stronglj^ 4 to 5-angled; fruit not angled, globose, red, 5 to 6 mm. in diameter. 



Type locality: Xot cited. 



Distribtition: Brazil, in the states of Minas Geraes, Rio de Janeiro, and Sao Paulo. 



This species grows on trees in the mountains at an altitude of 1,000 meters. 



Rliipsalis regnelliaua appears in the general index for the 2vIonatsschrift f iir Kakteen- 

 kimde (volumes 1-20) in place of R. regnellii. 



Illustraiiovs: Bliihende Kakteen i: pi. 56; Engler and Prantl, Pflanzenfam. 3*": f. 69, 

 C; Gartenflora 39: f. 29, 31 to 33; Schumann, Gesamtb. Kakteen f. 98, E; Martins, Fl.Bras. 

 4": pi. 58; Mollers Deutsche Gart. Zeit. 25: 477. f. 11, No. 14, as Rhipsalis regnellii; Curtis's 

 Bot. Mag. 100: pi. 6089; Gartenflora 39: f. 30; Riimpler, Sukkulenten 212. f. 121, as R. 

 hoiilletii; Rev. Hort. Beige 40: after 186, as R. kegnelli (in error for R. regnellii); Bliihende 

 Kakteen 2: pi. iii; Arch. Jard. Bot. Rio de Janeiro i : pi. 17. 



Plate XXXIII, figure i, shows a flowering plant collected by Dr. Rose in Rio de 

 Janeiro, Brazil, in 1915 (No. 20307), which flowered in the New York Botanical Garden in 

 191 8; figure 2 shows a plant obtained from ]M. Simon of St. Ouen, Paris, in 1901, as Rhipsalis 

 regnellii, which flowered in the New York Botanical Garden December 16, 1916; figure 3 

 shows a dissected flower and figure 4 a fruiting branch; plate xxxiv, figure i, shows a plant 

 with flowers obtained in Paris in 1901 ; figure 2 shows a flower cut through the center. 



37. Rliipsalis warmingiana Schumann in ISIartius, Fl. Bras. 4": 291. 1890. 



At first erect, then spreading or hanging; branches elongated, jointed, 10 mm. wide or less, 

 either flat or sharply 3 or 4-angled, more or less blotched or colored throughout with purple or red ; 

 flowers one at an areole, 20 mm. long, white, directed forward, the perianth-segments spreading, 

 acute; stamens 25 to 30, white; ovar\^ strongly angled; fruit globose, 5 to 6 mm. in diameter, dark 

 purple tc nearl}' black, capped b}' the withered flower. 



Type localiiy: Near Lagoa Santa, IMinas Geraes; two localities were cited when first 

 described, this being the first. 



Disiribiition : State of Minas Geraes, Brazil. 



The plant has long been in cultivation, where it does well and blooms freely. Dr. Rose 

 brought back a fresh supply from Brazil in 19 15. According to Robert Lamb, the flowers 

 have a perfume resembling that of a hyacinth. 



Illustrations: ]Monatsschr. Kakteenk. 9: 151 ; Arch. Jard. Bot. Rio de Janeiro i : pi. 18; 

 Gartenflora 41 : f. 5, 6, 7. 



Plate XXX, figiu-e 2, shows a plant from ^I. Simon which flowered in the New York 

 Botanical Garden in 1912; plate xxxiv, figures 3 and 4, shows two fruiting branches 

 received from the Berlin Botanical Garden in 1902. 



38. Rhipsalis gonocarpa Weber, Rev. Hort. 64: 427. 1892. 



\'er\- much branched; joints narrowly lanceolate to linear, crenate, 3-angled or flattened, becom- 

 ing purplish; flowers lateral, white, 15 mm. long; petals 7 or S, lanceolate; stamens 20 to 30, white; 

 ovarv strongly 3-angled; stigma-lobes 3 or 4; fruit terete, dark purple to black, globular to short- 

 oblong, 10 to 12 mm. long. 



Type locality: Sao Paulo, Brazil. 

 Distribution: State of Sao Paulo, Brazil. 



