Senna polyphylla var. montis-christi

Title

Senna polyphylla var. montis-christi

Authors

Howard S. Irwin, Rupert C. Barneby

Scientific Name

Senna polyphylla var. montis-christi H.S.Irwin & Barneby

Description

169b. Senna polyphylla Jacquin var. montis-christi Irwin & Barneby, var. nov., a var. polyphylla foliis minoribus paucifoliolatis, primariis (macroblas- torum) 1.5-2.5 cm usque, foliolis plerumque 5-7-jugis, ovarioque glabro vel minutissime ciliolato (nec canescenti-pilosulo) absimilis.-DOMINICAN REPUBLIC. Monte Cristi: hillside, in thickets, 100 m, 57 km e. of Montecristi on Santiago road, 14.VI. 1969 (fr), Alain H. Liogier 15707.-Holotypus, NY; isotypi, GH, K, US.

Lfts of primary lvs 5-7(-8) pairs, mostly 4-7 x 1.6-3.5 mm, glabrous, of spur- lvs 3-5 pairs.-Collections: 5.

Dry hillside thickets, locally plentiful, 100-300 m, known only from valley of Rio Yaque in prov. Valverde and adjoining Montecristi, n.-w. Dominican Republic.-Fl. XII-VI.