. The Cactaceae : descriptions and illustrations of plants of the cactus family. CORYPHANTHA. 43 30. Coryphantha chlorantha (Engelmann). Mammillaria chlorantha Engelmann in Rothrock, Rep. U. S. Geogr. Surv. 6: 127. 1878. Cactus radiosus chlorauthus Coulter, Contr. U. S. Nat. Herb. 3: 121. 1894. Mammillaria radiosa chlorantha * Schumann, Gesamtb. Kakteen 481. 1898. Plant cylindric, sometimes 20 to 25 cm. high, 8 cm. in diameter; tubercles closely set and entirely hidden by the densely matted spines; flowers small, 35 mm. broad; outer perianth-segments cihate; inner perianth-segments yellow or g
. The Cactaceae : descriptions and illustrations of plants of the cactus family. CORYPHANTHA. 43 30. Coryphantha chlorantha (Engelmann). Mammillaria chlorantha Engelmann in Rothrock, Rep. U. S. Geogr. Surv. 6: 127. 1878. Cactus radiosus chlorauthus Coulter, Contr. U. S. Nat. Herb. 3: 121. 1894. Mammillaria radiosa chlorantha * Schumann, Gesamtb. Kakteen 481. 1898. Plant cylindric, sometimes 20 to 25 cm. high, 8 cm. in diameter; tubercles closely set and entirely hidden by the densely matted spines; flowers small, 35 mm. broad; outer perianth-segments cihate; inner perianth-segments yellow or greenish yellow, linear-lanceolate, acute; stigma-lobes white; fruit central, green, cm. long, juicy, bearing 5 or 6 scales near top; seeds brown, flattened, mm. long, reticulated. Type locality: Southern Utah, east of Saint George. Distribution: Southern Utah, western Arizona, central Nevada, and eastern southern California. Mammillaria utahensis Hildmann, cited by Schumann (Gesamtb. Kakteen 481. 1898) as a synonym of M. radiosa, may have been based on this plant. Illustrations: Forster, Handb. Cact. ed. 2. 328. f. 33; Gartenfiora 32: 87; Deutsche Gart. Zeit. 7: 53, as Mammillaria chlorantha; Schelle, Handb. Kakteenk. 236. f. 151, as M. radiosa chlorantha. Plate V, figure 7, is from a plant collected by I. Tidestrom at the type locality in 1919, which flowered in the New York Botanical Garden, May 27, 1919. Figure 42 is from a photograph of a plant collected by Major E- A. Goldman in Prospect Valley, Figs. 40 and 41.—Coryphantha durangensis. 31. Coryphantha vivipara (Nuttall) Britton and Rose in Britton and Brown, Illustr. Fl. ed. 2. 2: 571- 1913- Cactus viviparus Nuttall, Eraser's Cat. No. 22. 1813. Mammillaria vivipara Haworth, Suppl. PI. Succ. 72. 1819. Mammillaria radiosa Engelmann, Bost. Journ. Nat. Hist. 6: 196. 1850. Echinocactus radiosus Poselger, AUg. Gartenz. 21: 107. 1853. Echinocactus viviparus Poselger, AUg. Gartenz. 21: 107. 1853. Mammillaria v
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Keywords: ., bookauthorbrittonnathaniellord1, bookcentury1900, bookdecade1910
