Biophytum. 395 



b. Reinwardtii (Zucc.) 0. Kuntze. — Flores umbellati, pedicellis longis i. e. flores 2— 4-plo 

 superantibus. 

 B. Pedunculi brevissimi vel nulli. Foliola 10 — 20. 



y. sessilis (Ham.) 0. Kuntze. — Flores subcapitati ± sessiles, pedicellis brevibus. 

 ef. humilis 0. Kuntze. — Flores umbellati, pedicellis longis. 

 Varietates Reinwardtii et sessilis pro speciebus propriis habendae sunt. Var. humilis verisi- 

 militer est tantum forma laxa plantae typicae. 



2. B. abyssinicum Steud. ex A. Rieh. Tent. Fl. Abyss. I. (1847 — 50 122; Guill. 

 in Bull. Mus. d'hist. nat. XV. (1909) 12 4. — Oxalis abyssinica Walp. Ann. II. (4 854 — 

 4 852) 241; Oliver, Fl. Trop. Africa I. (1868) 297. — Floriferum 12 — 18 cm altum. 

 Caulis dz tenuis, non raro filiformis, simplex, teres, glaber vel sparsim pilosus, apice 

 foliis 5 vel pluribus coronatus. Folia 3 4 /j — 6 cm longa, 12 — 16 mm lata, 6 — 11-juga; 

 petiolus saepe capillaris, zb laxus, glaber vel pilis remotis obsitus; foliola apicalia maxima, 

 usque 1 4 mm longa et 6 mm lata, oblique euneato-obovata vel -spathulata, apice ob- 

 tusiuscula, basi anguste euneata; foliola media gradatim minora, oblique vel oblonge 

 reetangularia; foliola omnia tenuia, membranacea, subtus fere pallidius tineta. Pedunculi 

 foliis circ. aequilongi, fruetiferi autem non raro eis fere duplo longiores, 2 — 7 cm longi, 

 glabrescentes vel pilis adpressis =b sparsim obsiti, saepe filiformes vel capillares, non 

 raro fere laxi, 1 — 5-flori. Bracteae lineari-subulatae vel lineares, acutae, minutae, 

 1 — 1 Yj mm longae, vix coacervatae. Pedicelli satis longi, usque 5 mm longi, capil- 

 lares, glabrescentes vel pubescentes. Sepala lanceolata, db acuminata, acuta, margine 

 saepe membranacea, dz valide 3-nervata, circ. 2 mm longa. Petala euneato-spathulata, 

 calyce duplo longiora. Semina cristato-tuberculata. — Fig. 23^1 — G 



Abessinien: Gafta, im Baumschatten (Schimper, It. abyss. a. 1838, n. 1206 — 

 Typus in herb. Berol.!). Im Flußtal Tacaze (S.chimper, It. abyss. a. 1 840, n. 1 734!). 

 Bellitschen (Schimper a. 1862, n. 828!). — Eritrea, Hamasen (Pappi, Fl. Col. 

 Eritrea a. 1902, n. 2 69!). 



Tropisch-Ost-Afrika: Usambara, Mlalo (Holst a. 1892, n. 336!). Maurui am 

 Pangani (Volkens, Reise Kilimandsch. a. 1894, n. 2368!). Bukoba (Stuhlmann 

 n. 1579!, a. I892, n. 3665!). Lindi (Busse, Reise Deutsch -Ost -Afrika a. 1903, 

 n. 2722!). Plateau des Mt. Zomba in Nyassa-Land (Whyte!). Langenburg, am Nord- 

 Ende des Nyassa-Sees (Stolz a. 1911, n. 69 1 !). Portugiesisch-Ost-Afrika, Haut-Marral 

 (Le Testu n. 688). — Von den Kinyamwezi-Leuten nach Busse als Zaubermittel gegen 

 Löwen verwendet. 



Angola (Welwitsch, It. angol. n. 1613!). 



3. B. Reinwardtii (Zucc.) Klotzsch in Peters, Reise Mossamb. Bot. (1862) 85. — 

 B. sensitivum var. Reinwardtii (Zucc.) Guillaum. in Bull. Mus. d'hist. nat. XV. (1909) 

 127. — Oxalis sensitiva Zucc. in Denkschr. Akad. Muench. IX. (1823 — 24) 183, 

 t. 5b. — O. Reinwardtii Zucc. in Abh. Akad. Muench. I. (1829 — 30) 274. — O. graci- 

 lenta Kurz in Journ. As. Soc. Beng. XXXIX. 2. (1870) 68. — Todda Vaddi Rheede 

 Hort, malab. IX. (1689) 33, t. 1 9. — Floriferum 6 — 12 cm altum. Caulis usque 8 cm 

 altus, interdum autem brevissimus, simplex, pilis brevibus adpressis dt sparsim obsitus, 

 apice foliis 6 — 17 coronatus. Folia usque 5 — 7 cm longa et 13 — 18 mm lata, 14 — 

 20-juga; petiolus tenuis, filiformis, puberulus et pilis remotis sparsis setaeeis obsitus; 

 foliola maxima usque 8 — 9 mm longa et 2% — 3 mm lata (ea usque ultra medium folii 

 gradatim maiora, summa autem minora), elongato-reetangularia, basi retusa, margine an- 

 teriore retusa vel parum mucronata — apicalia euneato-spathulata vel fere triquetra — , 

 glabra vel sparsissime setaeeo-pilosa, utrinque concolora. Pedunculi foliis circ. aequi- 

 longi, modo paullo breviores, modo paullo longiores, 2 — 7 cm longi, sicut pedicelli dense 

 puberuli, satis graciles, 3 — 7-flori. Bracteae minutae, lineari-subulatae vel subulatae, 

 acutissimae, vix 1 mm longae, vix coacervatae. Pedicelli saepe 5 mm longi, filiformes, 

 vix stricti. Sepala dz pubescentia vel glabrescentia, lanceolata, acuta, zb valide 5- 

 nervata, 2Ya mm longa. Petala euneata, calyce circ. 3-plo longiora, usque 8 mm longa. 

 Semina valide cristato-favoso-tuberculata. 



