Pisonia NYCTAGINACEiE 151 



§ 1. Anthocarp oblong-clavate or subprismatic, leathery, with 

 rows of glutinous papillae along the five angles. 



1. P. aeuleata L. Sp. PI. 1026 (1753) ; Plum. PI. Amer. 

 (Burin.) 223, t. 227, /. 1 ; Wright Mem. 264 ; Choisy in DC. 

 Prodr. xiii. pt. 2, 440 ; Oriseh. Fl. Br. W. Ind. 70 ; Heimerl in 

 Engl. Bot. Jahrh. xxi. 631 ; Urh. Symh. Ant. iv. 226. P. nigricans 

 Griseh. loc. cit. (in part) (1859) (non Sic). Paliuro afl&nis arbor 

 spinosa &c. Shane Cat. 137 & Hist. Jam. ii. 25, t. 167, /. 3, 4. 

 (Fig. 51.) 



Cock spur, Pingrigo. 



Millar (in fruit coll. Sloane) ! Sloane Herb. v. 90 ! Houstoun 1 Wright ! 

 McNab\ Hartwegl Krebs ; Oersted; St. Thomas in Vale; Moneague ; 

 Ewarton; Priori March \ King's House, J.P. 1312, Morris \ near Gordon 

 Town, Faiocett 1 near Ferry, Harris I Amity Hall Hill, St. Thomas, Harns 

 d Brittonl Fl. Jam. 10,042, 10,714.— Florida, Bahamas, West Indies, 

 tropics generally. 



A straggling shrub climbing high in trees, generally armed with curved 

 spines. Leaves 3-11 cm. 1., 2-6 cm. br., variable in shape, broadly or 

 narrowly elliptical, subrhomboid or broadly lanceolate, apex acuminate, 

 acute or obtuse, sometimes narrowing at the base into the stalk, on both 

 sides glabrous or occasionally pubescent, or glabrous on upper surface and 

 tomentellous beneath, somewhat leathery, nerves not strongly marked, 

 arching, veins somewhat indistinct. Inflorescence puberulous. Flowers 

 greenish-yellow, fragrant. Male perianth broadly campanulate, 3 "5-4 

 mm. 1.; female tubular, 2-2-5 mm. 1. Stamens generally 6, longer than 

 the style of the sterile ovary, 4-5-6 mm. 1. Anthocarp generally about 

 1-5 cm. 1., 3-4 mm. br., 3-5 times as long as broad. 



§ 2. Anthocarp ellipsoidal, fleshy on the outside, not 

 glandular, ribbed (when dry), 



2. P. obtusata Jacq. Hart. Schoenhr. Hi. 35, t. 314 (1798) ; 

 leaves elliptical, obovate-elliptical or broadly to roundish elliptical, 

 apex broadly rounded or sometimes emarginate, base cuneate or 

 rounded, leathery, nerves and veins densely reticulate, prominulous 

 especially beneath ; panicle erect, corymbiform or pyramidate. — 

 Choisy torn. cit. 443; Griseh. op. cit. 71 (in part); Urh. loc. cit. 

 (non Sw.). P. calophylla Heimerl torn. cit. 625 (1896). Torrubia 

 obtusata Britton in Torr. Bot. CI. Bull xxxi. 612 (1904). Type 

 in Herb. Mus. Brit. 



Bcrtero ; Prior; March \ Kingston; Long Mt. ; Campbell \ Long Mt., 

 800 ft., Harris 1 Fl. Jam. 6426, 6500, 8927.— Bahamas, Cuba, Hispaniola. 



Shrub or tree to 25 ft. high. Leaves 8-5-8-5 cm. 1., 2-5-6 cm. br. ; 

 petioles -7-1-4 cm. 1., with reddish tomentum, later glabrate. Panicle 

 with reddish tomentum, male many- and dense-flowered, female laser ; 

 buds with reddish tomentum. Flowers glabrescent, sessile or subsossile. 

 Male flowers with funnel-shaped perianth, 4-5 mm. 1., 6-8 stamens, 6 mm. 1., 

 and short abortive ovary and style. Female flowers with tubular perianth 

 2-5-3-5 mm. 1. Anthocarp 4, vara. \. 



